УСТРОЙСТВО ДЛЯ ОПРЕДЕЛЕНИЯ МЕСТОПОЛОЖЕНИЯ ИСТОЧНИКОВ ИЗЛУЧЕНИЯ

Изобретение относится к области радиационной техники. Устройство содержит камеру с точечной диафрагмой, стенки камеры служат экранирующей оболочкой, поглощающей излучение. Камера содержит средства формирования изображений источников вследствие радиоактивного излучения. Часть оболочки является свободно перемещающейся и прикреплена к оптической системе, обеспечивающей изображения в видимом свете на требуемую глубину пространства. Техническим результатом заявленного изобретения является улучшение качества изображения источников в видимом свете. 8 з.п. ф-лы, 4 ил.

СПОСОБ ИЗМЕРЕНИЯ МОЩНОСТИ ДОЗЫ ИОНИЗИРУЮЩЕГО ИЗЛУЧЕНИЯ В ШИРОКОМ ИНТЕРВАЛЕ РАБОЧИХ ТЕМПЕРАТУР

Изобретение относится к области измерения ионизирующих излучений. Способ повышения точности измерений мощности дозы гамма-излучения, проводимых в широком интервале температур окружающей среды измерителем мощности дозы, состоящим из пульта управления и детекторного блока, заключается в измерении параметра ионизирующего излучения дозиметрическим прибором и коррекции результата измерения с учетом реализовавшегося в текущий момент времени значения систематической составляющей погрешности измерения, обусловленной температурной зависимостью чувствительности прибора, при этом в измерительном пульте прибора размещают термодатчик, а его сигнал после преобразования используют для корректировки результата измерения мощности дозы, причем поправочные коэффициенты устанавливают путем предварительного испытания прибора при различных температурах, а их значения записываются непосредственно в долговременную энергонезависимую память модуля обработки данных прибора, при проведении корректировки выбирается ...

УСТРОЙСТВО ДЛЯ ИЗМЕРЕНИЯ ФИЗИЧЕСКИХ ПАРАМЕТРОВ ЯДЕРНЫХ МАТЕРИАЛОВ И СПОСОБ ИСПОЛЬЗОВАНИЯ ТАКОГО УСТРОЙСТВА

Изобретение относится к устройству для измерения физических параметров ядерного материала, в частности к устройству для определения химических и физических свойств ядерных материалов с помощью электромагнитного излучения или элементарных частиц, используемых для индуцирования эмиссии вторичных нейтронов посредством прямой активации. Мобильное устройство для измерения физических параметров ядерных материалов, находящихся в защитной камере (2), может быть приведено в контакт с указанной защитной камерой (2) и может быть отведено от нее. Указанное устройство предназначено для осуществления измерений при его нахождении в контакте с защитной камерой (2), устройство содержит транспортную тележку (8), основание (44), размещенное на транспортной тележке (8). Внутри экранированного контейнера (4) размещен передаточный контейнер (24), предназначенный для хранения подлежащего измерению ядерного материала, причем в указанном экранированном контейнере (4) имеется отверстие, располагаемое соосно с отверстием ...

СТЕНД КАЛИБРОВОЧНЫЙ С ИМИТАТОРОМ-ДЕРЖАТЕЛЕМ МЕР ПЛОТНОСТИ

Стенд калибровочный с имитатором-держателем мер плотности материалов относится к конструктивным элементам устройств, необходимых для тарирования устройств, измеряющих радиационное рентгеновское излучение, гамма-излучение и может быть использован широко в устройствах измерения плотности, толщины материалов для контроля производственных процессов в металлургии и других областях промышленности. Стенд калибровочный с держателем пластин-имитаторов мер плотности материалов, содержащий раму пространственную монтажную, станину установочную, на которой закреплены узел для установки радиоизотопного плотномера, узел для установки источника радиоизотопного, узел вращения станины относительно рамы, узел для установки пластин, имитирующих плотность пульпы, комплект мер плотности, обеспечивая центрирование и фокусирование вдоль пучка ионизирующего излучения от источника излучения через трубопровод до приемника излучения в рабочем состоянии измерения плотности пульпы, фокусирование и центрирование вдоль ...

ПОЛЕВОЙ СПЕКТРОМЕТР ГАММА ИЗЛУЧЕНИЯ

Полевой спектрометр гамма излучения, характеризующийся тем, что имеет блок детектирования и блок регистрации, в состав блока детектирования входят соединенные последовательно своими входами и выходами сцинтилляционный кристалл, фотоэлектрический умножитель, предусилитель, управляемый усилитель-инвертор, пиковый детектор, и аналого-цифровой преобразователь, выход которого подключен к первому входу микропроцессорной системы блока детектирования, а управляющий вход которого подключен к первому выходу микропроцессорной системы блока детектирования, блок детектирования имеет также систему стабилизации, включающую импульсный генератор тока, вход которого соединен со вторым выходом микропроцессорной системы блока детектирования, а выход - со светодиодом, выполненным с обеспечением возможности подачи сигналов на фотокатод фотоэлектронного умножителя, и включающую термодатчик, выход которого соединен со вторым входом микропроцессорной системы блока детектирования, третий выход которой соединен с ...

КОАКСИАЛЬНЫЙ СОЕДИНИТЕЛЬ ДЛЯ ЭЛЕКТРИЧЕСКОГО КОНТАКТА СЧЕТЧИКА ИОНИЗИРУЮЩЕГО ИЗЛУЧЕНИЯ

Полезная модель относится к области ядерного приборостроения. Коаксиальный соединитель предназначен для блоков детектирования ионизирующих излучений, применяемых в составе систем и приборных комплексов на объектах с ядерными энергетическими установками, а также на других объектах, связанных с получением, переработкой и использованием радиоактивных материалов. Коаксиальный соединитель содержит коаксиальные центральный цилиндрический проводник, взаимодействующий с анодом, и наружный цанговый проводник, взаимодействующий с катодом. Наружный проводник выполнен в виде сквозной цанги 1, снабженной ограничителями осевого перемещения корпуса счетчика. В неразрезной части цанги 1 размещен изолятор 2 выполненный кольцевым из термостойкого материала. Кольцо изолятора 2 ограничено от перемещения в цанге 1. Центральный цилиндрический проводник выполнен в виде стакана 3, снабженного хвостовиком 5. Хвостовик 5 размещен в отверстии кольцевого изолятора 2 и служит обеспечения соосности проводников и для ...

БЛОК ДЕТЕКТИРОВАНИЯ МНОГОКАНАЛЬНОГО ДЕФЕКТОСКОПА

Использование: при оценке качества деталей при их изготовлении и ремонте с использованием радиоактивных источников ионизирующего излучения и коллимированных блоков детекторов, для повышения оперативности и безопасности работы при радиационной дефектоскопии с использованием радиационного дефектоскопа. Сущность изобретения: коллимационное устройство располагается на пути пучка излучения из дефектоскопа. При повороте эксцентриковых валиков, расположенных симметрично относительно оси пучка излучения, изменяется размер окна коллиматора от щелевого минимального до прямоугольного максимального. 2 ил.

Устройство получения электронно-микроскопического изображения и локального элементного анализа радиоактивного образца методом электронной микроскопии в радиационно-защитной камере

Изобретение относится к сканирующим электронным микроскопам (СЭМ) и предназначено для получения электронно-микроскопического изображения и локального элементного анализа радиоактивного образца в радиационно-защитной камере с визуализацией данных на экране компьютера. Сущность изобретения заключается в том, что устройство получения электронно-микроскопического изображения и локального элементного анализа радиоактивного образца методом электронной микроскопии в радиационно-защитной камере содержит электронный блок, датчик вакуума, спектрометр волновой дисперсии, блок управления и турбомолекулярный насос, оснащенные свинцовыми экранами радиационной защиты от исследуемого радиоактивного образца, размещенного на рабочем столике микроскопа, кроме того, ручка привода блока апертур оснащена двумя электрическими приводами для перемещения апертур по двум взаимно перпендикулярным направлениям в одной плоскости, а ручка привода детектора обратно отраженных электронов оснащена электрическим приводом ...

Пузырьковая камера

Многопозиционный переключатель для электронных блоков

Спектрометр для регистрации ядерных излучений

СПЕКТРОМЕТР ДЛЯ РЕГИСТРАЦИИ ЯДЕРНЫХ ИЗЛУЧЕНИЙ, содержащий детектор ,усшштель, преобразователь аналог - код, счетчик, накопитель, линии задержки и схему режекцйи наложений по форме импульсов, отличающийсятем, что, с цельюувеличения степени режекцйи и увеличения трчности измерения спектров, он содержит схему совпадений, триггер и электронные ключи, при этом выходы усилителя и преобразователя аналог - код через схему совпадений соединены с триггером, выходы которого подключены к входам двух электронных ключей, один из которых включен между линией задержки и входом сброса счетчика, а второй - между выходом усилителя и накопителем, своим входом соединённым с входом сброса триггера.

Радиоизотпное релейное устройство

Спектрометр -кратных совпадений

Устройство временной привязки

Устройство коррекции разброса эффективности детекторов

Устройство вывода многомерной информации на экран электроннолучевой трубки из анализатора импульсов

Теледозиметрическое устройство

Измеритель скорости счета

Устройство передачи информации об энергетических спектрах радиоизотопов от нескольких сцинтилляционных датчиков на многоканальный амплитудный анализатор импульсов

Устройство для испытания изделий на воздействие перегрузок

УСТРОЙСТВО ДЛЯ ИСПЫТАНИЯ . ИЗДЕЛИЙ НА ВОЗДЕЙСТВИЕ ПЕРЕГРУЗОК, содержащее направляющую в виде криволинейной трубы, капсулу для размещеf0 . 8 8 ния испытуемого изделия, установленную в трубе, приспособление для перекрывания поперечного сечения трубы, источник давления и устройство для торможения капсулы, отличающееся тем, что, с целью снижения энергозатрат, труба выполнена перфорированной и замкнута с образованием тора, устройство снабжено по меньшей мере одним эжектором, при этом приспособление для перекрывания поперечного сечения трубы представляет собой щитки, шарнирно закрепленные на капсуле, а на наружной поверхности трубы укреплены жалюзи. И ...

Способ фиксации базового уровня импульсного сигнала и устройство для его осуществления

Изобретение относится к ядерной электронике, а именно к каротажным гаммаспектрометрическим системам с импульсными нейтронными излучателями . Цель изобретения - повьшение точности за счет подавления квазисинусоидальной помехи В устройство ;введена цепь из последовательно сое-, диненных дифференцирующего.усилителя и блока выборки - хранения, вход ко- торой подключен к выходу интегрируИзобретение относится к ядерной электронике, а именно к каротажным гаммаспектрометрическим информационно-измерительным системам, работающим с импульсными нейтронными излучателями . Целью изобретения янляется повышение точности за счет подавления квазисинусоидальной помехи в течеющего усилителя и выход - к входу интегрирующего усилителя через введенный замыкаемый контакт управляемого ключа. Сигнал на выходе дифференцирующего усилителя и на прямом входе операционного усилителя 8 будет повторять сигнал помехи, а пбме- ха на выходе последнего будет практически отсутствовать, при этом дифференцирующий усилитель вычисляет ...

Блок детектирования излучений

БЛОК ДЕТЕКТИРОВАНИЯ ИЗЛУЧЕНИЙ ядерного реактора, содержащий экран, гальванически разделенный с каналом реактора, детектор излучения,. жестко соединенный с блоком включения и Гсшьванически разделенный с экраном, кабель, изоляторы, отличающийся тем, что, с целью повышения помехоустойчивости, вибро- и ударопрочности, он снабжен кожухом, а изоляторы выполнены в виде конических шайб, два из которых расположены со стороны ввода кабеля, а один изолятор расположен со стороны детектора между кожухом и экраном, гфичем указанные изоляторы неподвижно закреплены в посадочных конических гнездах, а изолятор, расположенный между детектором излучения и экраном, соединен с подпружиненным амортизатором, неподвижная часть которого жестко ^ соединена с экраном.^ ...

Устройство для автоматической регистрации характеристик счетчиков ядерных излучений 1,02

Устройство для проверки радиоизотопных релейных приборов

Устройство считывания информации с координатной камеры

УСТРОЙСТВО СЧИТЫВАНИЯ ИНФОРМАЦИИ С КООРДИНАТНОЙ КАМЕРЫ, содержащее каналы регистрации с группами нитей камеры, группу элементов ИЛИ, к входам каждой иэ которых подключены одноименные нити из каждой группы нитей, группу схем проверки на четность, причем все нити данной группы соединены с входами соответствуняцей схемы проверки на четность, о т л и ч а ю щ с ,я .тем, что, с целью увеличения эффективности регистрации координат ядерных частиц и уменьшения числа выходных каналов регистрации, введены по одному элементу ИЛИ на каждую группу нитей,вторая группа cxeiT проверки на четность, причем нити каждой группы соединены с входами элемента ИЛИ, выход которого совместно с выходом схемы проверки на четность образуют выходные каналы регистрации данной группы, а входы второй группы схем проверг ки на четность соединены с одноименными нитями каждой группы нитей , а их выходы совместно с выходамл групп элементов ИЛИ также образуют выходные каналы .регистрации.

Устройство для получения изображений радиоактивных объектов

УСТРОЙСТВО ДЛЯ ПОЛУЧЕНИЯ ИЗОБРАЖЕНИЙ РАДИОАКТИВНЫХ ОБЪЕКТОВ, содержащее детектор, соединенный с блоком регистрации и обработки данных , два коллиматора, вьтолненных в виде пластин, расположенных параллельно входной плоскости детектора, с прозрачными и непрозрачными для излучения участками и систему пер емещения одного из коллиматоров, расположение участков в котором описывается соответственно расположением 1 и О в таблице размером ...

Мембранное устройство

Акустическая пузырьковая камера

Устройство для измерения энергии излучения

Automatic radionuclide concn. monitoring appts. - comprises sample changer, evaporator, detector(s) and storage magazine

Appts., for monitoring radioactive nuclide concns. in liqs., consists of control and evaluation equipment associated with measuring equipment which comprises a sampler changer with a supply magazine for evapn. dishes, an evaporator, one or more detectors and a storage magazine for used evapn. dishes. The evaporator pref. includes an IR sensitive temp. sensor for monitoring the evapn. process. A detector consisting of a proportional counter tube below a background counter tube operating in anti-coincidence, is pref. located at one of the measuring locations. A vacuum camber, incorporating a semiconductor detector for spectroscopic nuclide-specific analysis of evapd. alpha emitters, may be located at one measuring location. The relevant measurement data are pref. applied to the respective evapn. dishes by means of a card chip. USE/ADVANTAGE - The appts. is useful for automatic monitoring of radionuclide concns. in waste waters from nuclear plant or radiochemical laboratories or in river water ...

RÖNTGENSTRAHLUNG-PRÜFUNGSVORRICHTUNG ENTHALTEND EINE OBJECT-ABSORPTIONSEIGENSCHAFTEN ABHÄNGIGE HELLIGKEITSSTEUERUNG

Verfahren und Vorrichtung zur Reduktion der Polarisierung in einer bildgebenden Einrichtung

Das Verfahren zur Reduktion der Polarisierung in einem bildgebenden Bauelement (10) beinhaltet das Anbringen wenigstens eines Sperrkontakts (300) an dem bildgebenden Bauelement und das Erwärmen des bildgebenden Bauelements zur Erleichterung der Reduktion der Polarisierung in dem bildgebenden Bauelement.

Radiation detector for X-rays, has scintillators separated by wall, where electronic components are arranged in photodiode`s insensitive area, which is covered by wall having material with x-ray absorption capacity of specific percent

The detector (1) has a detector array (2) including scintillators (4), which are separated from one another by a separating wall (6). A photo diode array (3) is arranged at a radiation turned away side. Electronic components are arranged in an insensitive area of photodiodes (7), where the insensitive area is covered by the separating wall. The separating wall consists of a material, which exhibits x-ray absorption capacity of not more than fifty percent.

Fixing component on carrier, comprises applying optically transparent UV-curable adhesive to carrier and/or component, positioning component in predetermined distance from carrier, and irradiating fixing adhesive with UV-light

The method comprises applying an optically transparent a UV-curable adhesive, as a dot pattern, a line pattern or a triangular pattern, to a carrier and/or a component so that a surface of the component on the carrier is partially covered at an area within the edge of the surface by the adhesive, positioning (201) the component in a predetermined distance from a carrier to form a gap in which the fixing adhesive adheres both the component and the carrier, and irradiating the fixing adhesive with a UV-light when a firm adhesive bond is formed between the carrier and the component. The method comprises applying an optically transparent a UV-curable adhesive, as a dot pattern, a line pattern or a triangular pattern, to a carrier and/or a component so that a surface of the component on the carrier is partially covered at an area within the edge of the surface by the adhesive, positioning (201) the component in a predetermined distance from a carrier to form a gap in which the fixing adhesive ...

Gehärteter Echtzeit-Strahlungsmesser

Gitter zur Absorption von Röntgenstrahlen

A VACUUM TUBE AND A METHOD FOR MANUFACTURING THE SAME

Handgriff für Strahlungsdetektor

Die vorliegende Erfindung betrifft einen Handgriff für einen Strahlungsdetektor mit einem Körper, der von einem Benutzer gegriffen wird, einem ersten Haken, der mit einer Kopplungsnut, die an einem Strahlungsdetektorkörper gebildet ist, gekoppelt ist, einem Tasterelement, das sich entsprechend der Betätigung durch den Benutzer derart bewegt, um einen Kopplungszustand des Handgriffs zu lösen, einem zweiten Haken, der mit dem Tasterelement derart im Eingriff steht, dass er mit einer an dem Strahlungsdetektorkörper gebildeten Kopplungsnut gekoppelt ist, und mit einem Doppelverriegelungsabschnitt, der in dem Körper angeordnet ist, wobei der Handgriff unabhängig von seiner Befestigungsrichtung mit dem Strahlungsdetektorkörper lösbar gekoppelt werden kann und wobei der Strahlungsdetektor schnell und bequem von einem Benutzer getragen werden kann.

Vorrichtung zum Prüfen von Schutzumhausungen bei geringer Strahlungsexposition

Hand- oder maschinengeführtes Strahlungsmessgerät (2), das beim Messen an das Schutzgehäuse (3) berührend angelegt ist und die Expositionen von ionisierender Strahlung (7, 8) mit geringer Photonenenergie aus Spalten und Löchern (4) sowie die Wände und Fenster (5) durchdringende Strahlung insbesondere von Lasermaschinen, Röntgengeräten, Behältern und Räumen mit inneren Strahlungsquellen detektiert, umfassend einen Abstandshalter (1) mit einem Boden (12) mit mindestens einem Detektor (9), dadurch gekennzeichnet, dass der Abstandshalter (1), der mit einem Gleitring (14) in seiner Frontfläche berührend am zu prüfenden Schutzgehäuse (3) anliegt, eine Gitterstruktur (11) aufweist, die frontal eindringende Strahlung (7) und seitlich eindringende Strahlung (8) nicht behindert, den Messabstand (10) zwischen den zu prüfendem Schutzgehäuse (3) und dem Messschwerpunkt (13) des mindestens einen Detektors (9) bildet.

Analysengerät mit Wechselapertur

Die Erfindung betrifft ein Analysegerät, insbesondere ein Einkristall-Röntgendiffraktometer, mit einer Strahlungsquelle zum Aussenden von Strahlung, insbesondere Röntgenstrahlung, einer Optik, einem Probenhalter für mindestens eine zu analysierende Probe, die entlang eines Strahlengangs von der Strahlungsquelle über die Optik mit einem Strahl beleuchtet wird, und mit einem Detektor zum Detektieren der von der Probe ausgehenden Strahlung sowie mit mindestens einer Wechselapertur zur Begrenzung und effektiven Verschiebung des Strahls in zwei Richtungen in Form einer drehbaren gelochten Scheibe oder eines verschiebbaren gelochten Bands.

X ray detector array for computer tomography has several modules fixed on opposite side of support rail to printed circuit board providing electrical contact

An X ray detector array (2) has several individual modules (5) screwed (14-16) on a module support rail (3) with a separate circuit board (4) located on the opposite side to X ray radiation and using conducting tracks (11) for electrical contact (13). INDEPENDENT CLAIM is included for a computer tomography unit using the detector array.

Strahlungsdetektionskassette

Focus-detector system on X-ray equipment for generating projective or tomographic X-ray phase-contrast exposures of an object under examination uses an anode with areas arranged in strips

A bundled electron beam (BEB) (14) is controlled regarding its excursion in its direction by two pairs of plate electrodes (17.1,17.2;18.1,18.2) that operate vertically to each other. The BEB can use appropriate control of these plate electrodes to scan an anode (16) like scanning a TV picture line by line with a desirable gap and, as a result, can generate desired X-rays. Independent claims are also included for the following: (1) An X-ray system for generating projective phase-contrast exposures; (2) A method for generating projective or tomographic X-ray phase-contrast exposures of an object under examination with the help of a focus-detector system.

Kollimatorlamellenausrichtungsmittel, Kollimatorlamellenausrichtungsvorrichtung und Verfahren zur Herstellung eines Strahlungskollimators

Die Erfindung betrifft ein Kollimatorlamellenausrichtungsmittel (10), eine Kollimatorlamellenausrichtungsvorrichtung und ein Verfahren zur Herstellung eines Strahlungskollimators. Zur besonders einfachen und genauen Ausrichtung der Kollimatorlamellen (1) ist vorgesehen, dass das Kollimatorlamellenausrichtungsmittel (10) zwischen einer Positionier- und Ausrichtungsstellung drehbar ist, wobei eine der Positionierstellung zugeordnete erste Dicke (D1) kleiner und eine der Ausrichtungsstellung zugeordnete zweite Dicke (D2) gleich der Lamellenbeabstandung (L) ist.

Portable radiation measuring equipment for - military or civil defence

The observed dose rate level is shown either as analog or digitally by illuminating a number of engraved windows along the centre line of the front plate of the equipment the engravings being in bands of dose rate corresponding to the printed or engraved instructions in a column each side of the centre line, one for open air conditions the other for protective areas (shelters). One light is energised when a button is pressed at the side of the case and the presence of one light shows that the internal battery has a sufficiently high voltage for the monitor to function correctly.

Angle-sensitive gamma camera with a rotary obstruction

The present invention provides an angle-sensitive camera for detecting radiation, including a stationary detector (1) and a set of simultaneously rotating gamma-ray absorbent obstructions or windows in a cylindrical obstruction element (3), rotating about an axis passing through the detector. Detection of the radiation incident from a given direction is hindered twice per device revolution. There are at least two obstructions in fixed positions at angles between 40 and 50 degrees sweeping through a spherical or cylindrical surface surrounding the detector. The azimuthal and elevation angle of the radiation direction translate uniquely into the exact times of detection hindrance during each revolution.

Conditioning X-ray detectors

A technique for conditioning X-ray detectors which are introduced into electron microscopes and maintained at an operaing temperature substantially below ambient is disclosed. Localised heating is applied to the detector by, for example, electrical resistance heating, whereby the detector is conditioned for about an hour without the heat sink being removed.

PHOTOMULTIPLIER TUBE MOUNTING FOR WELL LOGGING DETECTORS

Signal detector apparatus

A detector arrangement comprising an electrical signal detector (1) and an inhibitor including a transducer responsive to a mechanical shock (7) for producing an electrical inhibit signal, which inhibit signal serves temporarily to inhibit operation of the said signal detector. Thus spurious electrical signals produced by mechanical shock or vibration are not registered by the signal detector. As described the output of a dosimeter is inhibited when the response of a piezo-electric shock sensor reaches a pre-deterrnined threshold. ...

IMPROVEMENTS IN AND RELATING TO TEXTILE TREATMENT MEANS FOR COLLIMATING A BEAM OF GAMMA RAYS EMITTED BY ONE EDGE OF AN IRRADIATED FUEL ELEMENT EXAMINED BY A DETECTOR

Improvements in and relating to signal handling and processing

RADIOACTIVE SAMPLE MONITOR

Method and apparatus for measuring uranium isotope enrichment

Apparatus for measuring uranium isotope enrichment includes a cobalt 57 source 3 and uranium foil 4 emitting photons of higher and lower energy respectively than the uranium K edge energy, a shutter 6 capable of shutting off these photons, a cell 8 with a sample 13 containing uranium, and a high purity germanium detector 10 feeding an electronic processing system with a pulse height analyser. Shutter 6 has a piece of highly enriched uranium metal 12 such that it irradiates the sample when the shutter is closed. The concentration of uranium is determined by K edge densitometry, and the enrichment from intensity of the gamma rays emitted from the sample and the concentration. Piece 12 irradiates cell 8 with the sample absent and then present to obtain a self absorption correction factor of the gamma rays. ...

CALIBRATION SOURCE AND METHODS FOR NUCLEAR MEDICINE

An NM calibration source (20) has an isotope source (22), which may be a cobalt or technetium flood source, having an energy spectrum with at least one energy peak. A fluorescence layer (24), which can be lead, is adjacent the isotope source creating at least one additional energy peak in the energy spectrum.

Radiation detector

Method and apparatus for radiation dosimetry utilizing fluorescent imaging with precision correction

RADIOACTIVE SAMPLE MONITOR

RADIOACTIVE SAMPLE MONITOR

Real time radiation resistant meter

Cryostats for detectors of the photons.

Device of measurement of the radioactivity of an ore load on a machine of extration such as a mechanical shovel.

OPTICAL X-RAY PLANT

MOBILE RADIATION MONITORING NETWORK

VORRICHTUNG ZUR LOKALISIERUNG VON STRAHLUNGSQUELLEN

VORRICHTUNG UND VERFAHREN ZUR AUTOMATISCHEN UND KONTINUIERLICHEN MESSUNG VON ALPHA-, BETA UND GAMMASTRAHLEN VON NATÜRLICHEN UND KÜNSTLICHEN RADIOAKTIVEN AEROSOLEN

RADIOMETER

RADIOMETER

GAS IONIZATION DOSIMETER WITH INTEGRATED CIRCUIT FOR PERSONS.

CRYOSTAT FOR A PHOTON DETECTOR AND ITS USE IN A MEASURING INSTRUMENT FOR BOREHOLES.

CIRCUIT FOR THE MEASUREMENT OF THE RADIOACTIVITY OF MINERALS ON A HOISTING ENGINE, LIKE FOR EXAMPLE A ROTARY BUCKET EXCAVATOR.

MODULAR PHOTONENDETEKTOR CRYOSTAT, ASSEMBLY AND SYSTEM.

SCATTERED RAY RASTER AS WELL AS PROCEDURE AND DEVICE FOR ITS PRODUCTION

DETECTORS FOR CHARGED PARTICLES AS WELL AS THESE USING MASS SPECTROMETERS

APPARATUS FOR DETECTING, LOCALIZING, AND IMAGING OF RADIATION IN BIOLOGICAL SYSTEMS

Scintillator detector and camera system and method for measuring emission uniformity and for calibration of radioactive sources

Event monitoring dosimetry apparatuses and methods thereof

A dosimetry apparatus includes at least one sensor in a housing, a cover configured to permit compression waves to pass through, the cover is seated over the at least one sensor, and a dosimetry processing device with a memory. The dosimetry processing device is coupled to the at least one sensor in the housing. The dosimetry processing device is configured to execute programmed instructions stored in the memory comprising: obtaining readings from the at least one sensor; storing the readings with a time and date stamp when obtained; conducting an analysis based on the obtained readings; and outputting at least one of the stored readings or the conducted analysis.

Arrangement and method for detection of ionizing radiation by a rotating detector array

Radiation detecting device for use with a furnace

Method for measuring radiation by means of an electronic terminal having a digital camera

The invention relates to a method for operating an electronic terminal (1.1-1.4) comprising an integrated image sensor (2.1-2.4) that has a large number of pixels, in particular for a mobile telephone. According to the invention, a dosage value of ionising radiation striking the image sensor is determined by means of the image sensor (2.1-2.4). The invention further relates to a terminal that operates accordingly (e.g. a smart phone having a corresponding application program).

A LOW POWER SYSTEM AND DEVICE FOR DETECTING UV RADIATION

A system adapted for detecting and recording UV radiation. The system comprising a first device including a first shell encapsulating a power source, a micro-controller, a storage medium, at least one UV sensor and a low power wireless module. The at least one UV sensor adapted to detect and store UV data and wherein the low power wireless protocol is adapted to communicate with at least one second device, the second device including a second shell which is adapted to receive at least a portion of the stored UV data. 300 110 310 340 ...

Slow neutron conversion body and slow neutron detector

The present application, pertaining to the field of slow neutron detection, relates to a slow neutron converter and a slow neutron detector. The slow neutron converter includes a substrate, the substrate including a plurality of holes extending along a first direction and insulating walls between the plurality of holes, wherein the plurality of holes are through holes. The slow neutron converter further includes a boron layer at least covering an exposed surface of the plurality of holes. The slow neutron converter and the slow neutron detector having the slow neutron converter according to the present disclosure are capable of maintaining a high slow neutron detection efficiency. In addition, the manufacturing complexity and manufacturing cost of the detector are reduced, and thus the effective, convenient and low-cost slow neutron detection is achieved. (Fig. 2) chbm A0137553776v1 120640689 ...

METHOD AND APPARATUS FOR DETECTION OF RADIOACTIVE MATERIAL

Method and apparatus for measuring radiation dose distribution

Improvements in and relating to signal handling and processing

OPEN-ACCESS EMISSION TOMOGRAPHY SCANNER

An apparatus and a method for implementing emission tomography of a compressed and/or immobilized body part with open access for interventions, such as biopsy, hook-wire placement, or minimally invasive therapy, are provided. The apparatus includes one or more holders that compress and/or immobilize the body part on one or more sides of the body part. One or more of the holders contains an aperture through which an intervention can be carried out. Affixed to one or more holders are mechanical stages that carry and move a gamma-ray detector or detectors across the body part, so that the gamma-ray detector(s) can at times stay on the mechanical stages in a position that does not interfere with interventions through the aperture in the body part holder(s). A safety door mechanism is affixed to the aperture in the body part holder(s) in order to prevent the gamma-ray detector(s) from coming into physical contact with one or more portions of the body part that might otherwise protrude through ...

DEVICE AND METHOD FOR CIRCUIT PROTECTION DURING RADIATION STERILIZATION

A circuit protection device for protection of sensitive components during high energy radiation sterilization that includes a support substrate and a protective housing. The substrate supports the sensitive components. The protective housing is hermetically coupled to the support substrate to seal the sensitive components within the protective housing. Preferably, the protective housing stops high energy used in the high energy sterilization from damaging the sensitive components from a predetermined exposure level of high energy sterilization. The circuit protection device may further include a protective conductor that is coupled to the support substrate on a side which is opposite the protective housing to prevent high energy from entering the opposite side of the support substrate. The circuit protection device can also include an energy absorbing material contained within an area sealed by the protective housing to absorb high energy byproducts produced by the protective housing stopping ...

RADIOGRAPHIC CAMERA

A radiographic camera has a housing, having first and second ends, that encloses a conduit having a radiographic source. The conduit is in communication with a lock assembly at the back end of the camera and to a connector assembly at the front end of the camera. The radiographic camera can be held within a jacket that has a handle with a reinforcement structure. The conduit is surrounded by a radiation shield that has a shield end attached to an endplate having a port outlet. The connector assembly features a front plate having a hole aligned with the port outlet on the endplate. The front plate features an internal surface to which a rotor is rotatably attached. The rotor provides a first rotor hole that is aligned with the port outlet and includes a port shield for blocking the first rotor hole, and a second rotor hole that is alignable with the port outlet. The rotor may be rotated so that either the first or second rotor is aligned with the port outlet to shield or expose the source ...

INSTRUMENTATION PACKAGE AND INTEGRATED RADIATION DETECTOR

A nuclear detector package includes a substantially cylindrical crystal element (52) ; a photomultiplier tube (54) arranged coaxially with the crystal element (52); an optical coupler (58) sandwiched between one end of the crystal element (52) and an adjacent end of the photomultiplier tube (54); the crystal element (52), optical coupler (58) and photomultiplier tube (54) hermetically sealed within a cylindrical shield (56); and a flexible support sleeve (120) extending exteriorly along the crystal element (52) and the photomultiplier tube (54) and radially inside the cylindrical shield (56). Also, an instrumentation package in broad terms includes at least one substantially cylindrical instrumentation component: a substantially cylindrical shield surrounding the instrumentation component, the shield having a diameter less than a standard predetermined diameter, and a sizing sleeve around the shield, thereby increasing the diameter of the standard predetermined diameter.

INSTRUMENTATION PACKAGE AND INTEGRATED RADIATION DETECTOR

A nuclear detector package includes a substantially cylindrical crystal element (52) ; a photomultiplier tube (54) arranged coaxially with the crystal element (52); an optical coupler (58) sandwiched between one end of the crystal element (52) and an adjacent end of the photomultiplier tube (54); the crystal element (52), optical coupler (58) and photomultiplier tube (54) hermetically sealed within a cylindrical shield (56); and a flexible support sleeve (120) extending exteriorly along the crystal element (52) and the photomultiplier tube (54) and radially inside the cylindrical shield (56). Also, an instrumentation package in broad terms includes at least one substantially cylindrical instrumentation component: a substantially cylindrical shield surrounding the instrumentation component, the shield having a diameter less than a standard predetermined diameter, and a sizing sleeve around the shield, thereby increasing the diameter of the standard predetermined diameter.

BOREHOLE LOGGING TOOL CRYOSTAT

BOREHOLE LOGGING TOOL CRYOSTAT

ANTI SCATTER RADIATION GRID FOR A DETECTOR HAVING DISCREET SENSING ELEMENTS

A shielding grid (44) constructed of a radiation absorbing material (46, 48) for use with an array of discreet, non-contiguous radiation sensors to protect such sensors from scattered radiation. The sensors each have a radiation sensitive area (11) with a width (Ws) and a length (W1). In designing the grid a prototile having a prototile width and a prototile length is developed. The prototile width is equal to the radiation sensitive area width divided by an integer, and the prototile length is also equal to the radiation sensitive area length divided by an integer. The prototile contains a motif contained solely within the prototile that forms a pattern when a plurality of prototiles sufficient to cover the array of discreet detector are arrayed contiguously. The grid is constructed with the radiation absorbing material in this pattern.

METHOD FOR TEMPERATURE COMPENSATION OF AN IMAGE SENSOR SENSITIVITY

SUBSURFACE RADIATION PHENOMENA DETECTION WITH COMBINED AND AZIMUTHALLY SENSITIVE DETECTORS

A system and method are disclosed for detecting radiation phenomena in an area surrounding a wellbore traversing an earth formation. A logging instrument is equipped with combined radiation detectors to provide multiple measurements at the same axial position along the instrument axis, without the use of rotating parts within the instrument. Shielded or segmented detectors provide azimuthally focused detector sensitivity. A controllable radiation source is optionally disposed on the instrument for subsurface irradiation. Also disclosed is the use of radioactive materials in unison with the logging instrument to determine subsurface flow and reservoir characteristics.

SYSTEMS AND METHODS FOR DIGITAL X-RAY IMAGING

Systems and methods for digital X-ray imaging are disclosed. An example portable X-ray scanner includes: an X-ray detector configured to generate digital images based on incident X-ray radiation; an X-ray tube configured to output X-ray radiation; a computing device configured to control the X-ray tube, receive the digital images from the X-ray detector, and output the digital images to a display device; a power supply configured to provide power to the X-ray tube, the X-ray detector, and the computing device; and a frame configured to: hold the X-ray detector, the computing device, and the power supply; and hold the X-ray tube such that the X-ray tube directs the X-ray radiation to the X-ray detector.

SYSTEM AND METHOD FOR EVALUATING ELUTION EFFICIENCY AND RADIOPURITY OF TC-99M GENERATORS

A system for analyzing radiochemical purity of an eluate produced from a generator is provided. The system has an elution detector made of a shielding metal. The elution detector houses a flow path template for flow of an eluate solution and an elutable isotope contained in the generator, and a monitoring device for simultaneously monitoring the generator and the eluate exiting the generator. The generator is a Technetium-99m (Tc-99m) generator, and the elutable isotope may be contained in a packed bed of a column in the Tc-99m generator. A method for analyzing radiochemical purity of eluate produced from a Technetium-99m (Tc-99m) generator or column is also provided.

Держатель аналитических фильтров

1. Держатель аналитических фильтров, содержащий корпус с герметичной крышкой, входным и выходным патрубками, размещенный в корпусе диффузор, связанный с входным патрубком, и упругий элемент для прижатия аналитического фильтра, отличающийся тем, что диффузор выполнен в виде тела вращения и включает коническую часть и стакан для размещения аналитического фильтра, при этом между конической частью диффузора и стаканом выполнена опорная кольцевая площадка для установки аналитического фильтра.2. Держатель аналитических фильтров по п. 1, отличающийся тем, что на кольцевой площадке размещена герметизирующая прокладка.3. Держатель аналитических фильтров по п. 1, отличающийся тем, что упругий элемент для прижатия фильтра выполнен в виде пружины, закрепленной на внутренней стороне крышки с возможностью опирания на аналитический фильтр.4. Держатель аналитических фильтров по п. 1, отличающийся тем, что упругий элемент выполнен с возможностью опирания на край торцевой поверхности аналитического фильтра. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК G01T 7/00 (13) 161 152 U1 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ТИТУЛЬНЫЙ (21)(22) Заявка: ЛИСТ ОПИСАНИЯ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ 2015155406/28, 24.12.2015 (24) Дата начала отсчета срока действия патента: 24.12.2015 (72) Автор(ы): Ермаков Генрих Константинович (RU), Федотов Владимир Сергеевич (RU) (45) Опубликовано: 10.04.2016 Бюл. № 10 1 6 1 1 5 2 R U (57) Формула полезной модели 1. Держатель аналитических фильтров, содержащий корпус с герметичной крышкой, входным и выходным патрубками, размещенный в корпусе диффузор, связанный с входным патрубком, и упругий элемент для прижатия аналитического фильтра, отличающийся тем, что диффузор выполнен в виде тела вращения и включает коническую часть и стакан для размещения аналитического фильтра, при этом между конической частью диффузора и стаканом выполнена опорная кольцевая площадка для установки аналитического фильтра. 2. Держатель аналитических фильтров по п. 1, ...

Измерительный модуль дозиметра-радиометра

1. Измерительный модуль дозиметра-радиометра, в состав которого входят два детектора излучения, усилитель, согласующее устройство, интерфейсный модуль связи и блок питания, причём выход первого детектора излучения соединён с входом усилителя, выход согласующего устройства соединён с входом интерфейсного модуля связи, а блок питания, соединён с обоими детекторами излучения, отличающийся тем, что усилитель выполнен дифференциальным с двумя дифференциальными входами, второй вход из которых соединён с выходом второго детектора излучения, а также введен дифференцирующий блок, включенный между выходом усилителя и входом согласующего устройства, а блок питания соединён со всеми элементами измерительного модуля.2. Измерительный модуль дозиметра-радиометра по п. 1, отличающийся тем, что используется интерфейсный модуль проводной связи.3. Измерительный модуль дозиметра-радиометра по п. 1, отличающийся тем, что для подключения блока питания к источнику питания информационного устройства используется интерфейсный модуль проводной связи.4. Измерительный модуль дозиметра-радиометра по п. 1, отличающийся тем, что выход интерфейсного модуля связи подключается к информационному устройству через проводное разъёмное соединение типа «Jack Audio», или USB.5. Измерительный модуль дозиметра-радиометра по п. 1, отличающийся тем, что используется интерфейсный модуль беспроводной связи. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК G01T 7/00 (13) 165 606 U1 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ТИТУЛЬНЫЙ (21)(22) Заявка: ЛИСТ ОПИСАНИЯ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ 2016107554/28, 02.03.2016 (24) Дата начала отсчета срока действия патента: 02.03.2016 (72) Автор(ы): Косарев Сергей Александрович (RU) (73) Патентообладатель(и): Косарев Сергей Александрович (RU) R U Приоритет(ы): (22) Дата подачи заявки: 02.03.2016 (45) Опубликовано: 27.10.2016 Бюл. № 30 1 6 5 6 0 6 R U (57) Формула полезной модели 1. Измерительный модуль дозиметра-радиометра, в состав которого входят два ...

Магнитный экран скважинных геофизических приборов

Полезная модель относится к геофизическим исследованиям скважин, а конкретно к аппаратуре нейтронного каротажа. Магнитный экран содержит корпус блока детектора, в котором размещены сцинтилляционный кристалл и ФЭУ, выполнен в виде цилиндра из стали с высокой магнитной проницаемостью с толщиной стенки 2–10 мм, при этом на ФЭУ на всю длину в несколько слоёв намотана лента из магнитомягких сплавов общей толщиной 0,5–1,5 мм. Также роль магнитного экрана ФЭУ может выполнять прочный корпус геофизической аппаратуры, изготовленный из стали с высокой магнитной проницаемостью. Технический результат – повышение устойчивости аппаратуры к магнитным полям. 1 ил. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 186 408 U1 (51) МПК G01T 7/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК G01T 7/00 (2018.08) (21)(22) Заявка: 2018130742, 24.08.2018 (24) Дата начала отсчета срока действия патента: Дата регистрации: 21.01.2019 (45) Опубликовано: 21.01.2019 Бюл. № 3 7247853 B2, 24.07.2007. RU 2474890 C1, 10.02.2013. SU 333517 A1, 25.11.1974. RU 2481598 C2, 10.05.2013. RU 20973 U1, 10.12.2001. (54) Магнитный экран скважинных геофизических приборов (57) Реферат: Полезная модель относится к геофизическим в несколько слоёв намотана лента из исследованиям скважин, а конкретно к магнитомягких сплавов общей толщиной 0,5–1,5 аппаратуре нейтронного каротажа. Магнитный мм. Также роль магнитного экрана ФЭУ может экран содержит корпус блока детектора, в выполнять прочный корпус геофизической котором размещены сцинтилляционный кристалл аппаратуры, изготовленный из стали с высокой и ФЭУ, выполнен в виде цилиндра из стали с магнитной проницаемостью. Технический высокой магнитной проницаемостью с толщиной результат – повышение устойчивости аппаратуры стенки 2–10 мм, при этом на ФЭУ на всю длину к магнитным полям. 1 ил. R U 1 8 6 4 0 8 (56) Список документов, цитированных в отчете о поиске: US 6222192 B1, 24.04.2001. US Стр.: 1 U 1 U 1 Адрес для ...

System and method for the identification of radiation in contaminated rooms

Devices and methods for the characterization of areas of radiation in contaminated rooms are provided. One such device is a collimator with a collimator shield for reducing noise when measuring radiation. The determination system uses a radiation detector comprising a plurality of overlapping layers of radiation sensitive film interspersed with adjacent layers of an attenuator material. The resulting sandwich of the stacked film layers and attenuator layers provides a useful detector. The detector can be used within a radiation detector apparatus having a collimator to enable a 360 degree field of view of radiation sources within a room or enclosed environment.

Wireless radiation sensor

A wireless radiation sensor is disclosed. The wireless radiation sensor including a radiation sensing module capable of detecting radiation and generate pulsed signals; a wireless module (which can be a passive component/high-frequency antenna) that is connected to the radiation sensing module, which is capable of transmitting the pulsed signals without signal processing, which are received by a computer for data analysis, and a power supply module that is connected to the radiation sensing module and/or wireless module (if an active transmitting module is used) to supply required electricity.

DEVICE FOR MONITORING NUCLEAR MATERIAL PLACED IN A GLOVE BOX

A mechanical device for supporting and attaching at least one ionizing radiation detection probe. For each detection probe it includes one probe-holder ending in a collimator-holder able to support a collimator intended to delimit a field of observation of the detection probe, and an attachment device intended to be attached to a glove port of a glove box, where the probe-holder, or each probe-holder, cooperates with the said attachment device. 1. A mechanical device for supporting and attaching at least one probe for detecting ionizing radiation characterized in that it includes , for each detection probe , a probe-holder ending in a collimator-holder able to support a collimator intended to delimit a field of observation of the detection probe , an attachment device intended to be attached to a glove port of a glove box , where the probe-holder , or each probe-holder , cooperates with the said attachment device and also a collimator and attachment means for attaching the collimator to the collimator-holder of the cylinder-cylinder fitting type , with at least one ball plunger intended to come to a stop against a notch held either by the collimator-holder , or by the collimator to prevent the collimator from rotating or sliding relative to the collimator-holder , where the collimator can be detached so as to be able to adjust a field of observation of the detection probe.2. A mechanical device according to claim 1 , in which the collimator-holder is provided with locking means for preventing the detection probe from sliding or rotating relative to the collimator-holder.3. A mechanical device according to claim 1 , in which the attachment device includes a central portion claim 1 , through which the probe-holder passes claim 1 , where this central portion is edged with a flange fitted with attachment means intended to cooperate with combined attachment means held by the glove port of the glove box claim 1 , where these attachment means are of the bayonet or claw ...

Miniature Radiation Detector Module Configured as Smart Mobile Device/Phone Ad-On

A smart device “plug-in” radiation module(s) and/or methods are described wherein the bulk of non-sensor radiation circuitry is off-loaded to the smart device. By attaching the radiation module to the smart device via a power/communication port (for example, the smart device's headphone/microphone jack) robust attachment can be achieved as well as uniformity of attachment across different smart devices. A very small radiation module form factor is obtainable, not to mention a very significant cost reduction, allowing widespread adoption of radiation detectors as well as radiation geo-mapping. Power for the radiation module can be obtained from the smart device's headphone plug, utilizing the audio out (speaker) signal's power. Similarly, input to the smart device can be facilitated via the audio in (microphone) signal. Further, output of the radiation module can be visualized on the smart device, as well as control functions. 1. A radiation detector , capable of being plugged into a portable smart device's headphone/microphone jack , comprising:a housing;a headphone/microphone plug, extending from the housing, having at least sound-out, ground, and sound-in contacts;an audio signal conditioning/rectifying circuit coupled at least to the sound-out and ground contacts;a high voltage source coupled to an output of the audio signal conditioning/rectifying circuit;a radiation sensor coupled to an output of the high voltage source;a pre-amplifier coupled to an output of the radiation sensor;an energy detector coupled to an output of the pre-amplifier; andan impedance matcher coupled to an output of the energy detector, wherein an output of the impedance matcher is coupled to the sound-in contact of the headphone/microphone plug.2. The radiation detector of claim 1 , further comprising at an independent power source coupled to an input of at least one of the audio signal conditioning/rectifying circuit and the high voltage source.3. The radiation detector of claim 2 , ...

Unmanned underwater vehicle integrated radiation detection system

An unmanned underwater vehicle incorporates a structure having an integral scintillating material for a radiation detector and detection electronics connected to the radiation detector for measurement of the scintillation. A communication system is employed for transmission of scintillation measurement to a remote facility and a navigation control system provides for autonomous operation of the unmanned underwater vehicle or remote operation through the communications system

DETECTOR AND METHOD FOR DETECTING IONIZING RADIATION

A detector and a method for the detection of ionising radiation are proposed. The detector () exhibits a detector body () made from a semiconductor material in which incident ionising radiation generates free electron-hole pairs, a cathode side () of the detector body () to which the free holes generated drift in an electric field, an anode side () of the detector body () to which the free electrons generated drift in an electric field, at least two electrodes () on the anode side () and at least two electrodes () on the cathode side (). There is a potential difference between the electrodes (). The potential difference between the individual electrodes () on the cathode side () is smaller than the potential difference between each of the electrodes () on the anode side () on the one hand and each of the electrodes () on the cathode side () on the other hand. As a result of irradiation of the detector body () with ionising radiation, electron-hole pairs are generated in the detector body (). Signals are detected at the electrodes () on the cathode side. The difference is calculated and evaluated from these signals. 1. Detector for the detection of ionizing radiation{'b': '2', 'with a detector body () made from a semiconductor material in which incident ionizing radiation generates free electron-hole pairs,'}{'b': 4', '2, 'with a cathode side () of the detector body () to which the free holes generated drift in an electric field,'}{'b': 3', '2, 'with an anode side () of the detector body () to which the free electrons generated drift in an electric field,'}{'b': 5', '6', '3, 'with at least two electrodes (, ) on the anode side (),'}{'b': 7', '8', '4, 'with at least two electrodes (, ) on the cathode side (),'}{'b': 7', '4', '8', '4', '7', '8', '4', '4, 'with several sections of a first electrode () on the cathode side () and several sections of a second electrode () on the cathode side (), where the sections of the first and the second electrode (, ) are arranged ...

Sensing device having a thermal antenna and a method for sensing electromagnetic radiation

A method and a sensing device are provided. The sensing device may include: a thermal antenna that includes a resistive material and has a cross section that has dimensions that are of an order of a micron or of a sub-micron. The thermal antenna may receive electromagnetic radiation and directly convert it to heat. The sensing device may also include a supporting element, a thermal sensor arranged to generate detection signals responsive to a temperature of a sensed area of the thermal sensor, a holding element that may support and thermally isolate the thermal antenna and the thermal sensor and thermally isolate, and a readout circuit that may process the detection signals to provide information about the electromagnetic radiation that is directly converted to heat by the thermal antenna. The thermal antenna and the thermal sensor are spatially separated from the supporting element. 1. A sensing device , comprising: a thermal antenna that comprises a resistive material , wherein the thermal antenna that has at least one cross section that has dimensions that are of an order of a micron or of a sub-micron , and wherein the thermal antenna is arranged to receive electromagnetic radiation and to directly convert the electromagnetic radiation to heat.2. The sensing device according to claim 1 , wherein the thermal antenna is configured so that heat developed in the thermal antenna as a result of a direct conversion of the electromagnetic radiation to heat exceeds by magnitude a heat developed in the thermal antenna as a result of a flow of an electrical current developed in the thermal antenna as a result of the electromagnetic radiation.3. The sensing device according to claim 1 , wherein the thermal antenna is arranged to convert infrared radiation to heat.4. The sensing device according to claim 1 , wherein the thermal antenna is arranged to convert terahertz radiation to heat.5. The sensing device according to claim 1 , wherein the thermal antenna is arranged to ...

Reinforced cover for image receptor assemblies

The present disclosure provides a bi-directional image receptor assembly capable of receiving an image receptor in either a lengthways (or longitudinal) or crossways (or transverse) orientation, while maintaining the axis of an anti-scatter grid in a fixed position. The axis of the anti-scatter grid can be placed in a fixed orientation (such as a parallel orientation) to a subject's craniocaudal axis regardless of whether the image receptor is inserted in the lengthways or crossways orientation. Methods of using the bi-directional image receptor assembly in mobile radiography are also disclosed. The present disclosure further provides for an X-ray image receptor comprising a portion of an automatic position measurement system. Still further, the present disclosure provides for a cover comprising a reinforcing geometry that maximizes the strength of the cover while minimizing the thickness of the cover. 125.-. (canceled)26. An image receptor assembly comprising a cover with a reinforcing geometry that is stiffer than a flat cover of the same thickness and material.27. The image receptor assembly of wherein the reinforcing geometry is one of the following group: ridged claim 26 , domed claim 26 , vaulted claim 26 , pyramidal claim 26 , truncated pyramidal.28. The image receptor assembly of wherein the reinforcing geometry is a combination of two or more shapes from the following group: ridged claim 26 , domed claim 26 , vaulted claim 26 , pyramidal claim 26 , truncated pyramidal. This is a divisional of U.S. patent application Ser. No. 12/569,249, filed 2009 Sep. 29, now U.S. Pat. No. ______, issued ______, incorporated herein by reference.The present disclosure relates generally to X-ray imaging and more specifically to an image receptor assembly for accepting an image receptor in mobile radiography.Transmission X-ray imaging involves a point source (sometimes referred to as a focus or X-ray focus) of X-rays, a collimator to limit the X-rays to the region of interest ...

X-RAY DETECTOR AND HEAT DISSIPATING METHOD

An X-ray detector and a heat dissipating method are provided. The heat dissipating method comprises providing an optical sensing panel over an internal support of the X-ray detector and providing a digital printed circuit board directly on a back cover, so that there is a gap between the digital printed circuit hoard and the optical sensing panel that is fixed by the internal support. The X-ray detector comprises an optical sensing panel bonded to the outer side of an internal support; and a digital printed circuit hoard bonded, to the inner side of a back cover, wherein there is a gap between the digital printed circuit hoard and the optical sensing panel that is fixed by the internal support.

PORTABLE RADIOGRAPHIC DETECTOR EXTERIOR BATTERY LATCH AND METHODS FOR USING THE SAME

A radiographic imaging detector can include a housing, a radiographic imaging array enclosed by the housing, and a recess to releasably contain a battery in an outer surface of the housing. Certain exemplary embodiments of securing methods and/or battery latch apparatus for the closable recess of the DR detector can include a first catch mechanism configured to be released by force applied in a first direction, a second catch mechanism released by force applied in a second direction different from the first direction, where movement in the first direction can operate to disengage the first catch mechanism from the second catch mechanism, where movement in the second direction can operate to disengage the second catch mechanism for access to the recess, where the second catch mechanism is nearby the first catch mechanism, and where the first and second catch mechanism are actuated using one hand of an operator. 1. A radiographic imaging detector , comprising:a housing having upper and lower planar members and side walls;a radiographic imaging array enclosed by the housing;a recess to contain a battery configured to be exposed in an outer surface of the housing; a first catch mechanism configured to be released by force applied in a first direction,', 'a first pressure member operatively coupled to the first catch mechanism,', 'a second catch mechanism configured to be released by force applied in a second direction different from the first direction,', 'a second pressure member operatively coupled to the second catch mechanism, where movement in the first direction operates to disengage the first catch mechanism from the second catch mechanism, where movement in the second direction operates to disengage the second catch mechanism to allow the battery to be removed from the recess, where the second catch mechanism is nearby the first catch mechanism, and where the first catch mechanism and the second catch mechanism are actuated by a single hand of an operator, where ...

X-Ray Detector With Photon-Counting Directly Converting Detector Elements And Method For Temperature Stabilization Of The X-Ray Detector

An X-ray detector with photon-counting directly converting detector elements and a method for the temperature stabilization of at least one detector element of an X-ray detector of a CT system are disclosed, wherein the detector elements use a sensor material which converts incident photons of radiation directly into free-moving charge in the sensor material and wherein with the aid of a circuit arrangement (e.g. an ASIC), the number of incident photons in relation to predefined energy ranges (e.g., to imaging) is determined, wherein the total electrical power of at least one detector element is kept constant regardless of the incident intensity of radiation. 1. A method for the temperature stabilization of at least one detector element of an X-ray detector of a CT system , comprising:the detector elements using a sensor material to convert incident photons of radiation directly into free-moving charge in the sensor material, andusing a first circuit arrangement to determine a number of incident photons in relation to predefined energy ranges,wherein a total electrical power of at least one detector element is held constant regardless of an incident intensity of radiation.2. The method of claim 1 , wherein:a heat-generating second circuit arrangement is arranged in or on the first circuit arrangement,the method comprises using a control system to control a power of the heat-generating second circuit arrangement of at least one detector element as a function of a power consumption of at least one of the first circuit arrangement and the sensor material of at least one detector element such that the total electrical power of at least one detector element remains constant.3. The method of claim 1 , comprising using a model predictive control based on the number or energy of the incident photons for the stabilization of the total electrical power.4. The method of claim 1 , comprising using at least one variably adjustable heating element for the stabilization of the ...

RADIATION IMAGING SYSTEM AND RADIATION IMAGE DETECTOR

An X-ray imaging system has two types of electronic cassettes and one type of IP cassette. Upon entering a body portion to be imaged, an input and output controller retrieves from an imaging condition table of the IP cassette an imaging condition corresponding to the body portion as a reference imaging condition. An imaging condition calculator multiplies reference exposure time of the reference imaging condition by a sensitivity coefficient of each electronic cassette, to calculate an imaging condition to be applied in using each electronic cassette. An input and output controller displays the imaging conditions of the electronic cassettes and the IP cassette and choice buttons for choosing one of the electronic cassettes and the IP cassette in a list form on a monitor. 1. A radiation imaging system comprising:a radiation source for emitting radiation to an object;a plurality of types of radiation image detectors to be selectively used, each of said radiation image detectors detecting a radiation image based on said radiation passed through said object;a monitor for displaying a plurality of imaging conditions corresponding to said types of radiation image detectors in a comparable manner, each of said imaging conditions including at least tube current and exposure time of said radiation source.2. The radiation imaging system according to claim 1 , wherein said radiation image detector is a radiation cassette detachably loaded in an imaging stand claim 1 , and said radiation cassette has a detection panel for detecting said radiation image and a portable cassette body containing said detection panel.3. The radiation imaging system according to claim 2 , further comprising:an information obtaining unit for obtaining sensitivity information of each of said types of radiation cassettes; andan imaging condition calculator for calculating based on said sensitivity information said imaging condition to be applied in selectively using each of said radiation cassettes.4. ...

X-RAY DETECTOR ASSEMBLY WITH SHIELD

An X-ray detector assembly includes an integrated circuit, which includes an array of detector elements and a readout circuit adjacent to the array and coupled to read charge out of the detector elements. A non-metallic shield is positioned over the readout circuit so as to prevent X-rays from striking the readout circuit. 1. An X-ray detector assembly , comprising:an integrated circuit comprising an array of detector elements and a readout circuit adjacent to the array and coupled to read charge out of the detector elements; anda non-metallic shield positioned over the readout circuit so as to prevent X-rays from striking the readout circuit.2. The assembly according to claim 1 , wherein the shield comprises a mono-crystalline material claim 1 , which is oriented so that X-rays diffracted from the shield are directed away from the readout circuit.3. The assembly according to claim 2 , wherein the mono-crystalline material comprises a semiconductor material.4. The assembly according to claim 3 , wherein the semiconductor material comprises a strip cut from a wafer of silicon or germanium.5. The assembly according to claim 1 , wherein the shield comprises an amorphous material.6. The assembly according to claim 1 , wherein an edge of the non-metallic shield is polished to prevent stray reflections and diffraction at the edge.7. The assembly according to claim 1 , wherein the readout circuit comprises a charge-coupled device (CCD) claim 1 , which comprises a register line claim 1 , and wherein the non-metallic shield covers the register line.8. A method for X-ray detection claim 1 , comprising:providing an integrated circuit comprising an array of detector elements and a readout circuit adjacent to the array and coupled to read charge out of the detector elements; andpositioning a non-metallic shield over the readout circuit so as to prevent X-rays from striking the readout circuit.9. The method according to claim 8 , wherein the shield comprises a mono-crystalline ...

CASSETTE FOR CONTAINING ACCUMULATIVE FLUORESCENT SHEET

There is provided a cassette having: a flexible accommodating body that accommodates an accumulative fluorescent sheet in a light shielded state; an entrance/exit portion that is provided at one end portion of the flexible accommodating body, and through which the accumulative fluorescent sheet can be inserted and removed into and from the flexible accommodating body due to mounting to a radiographic image reading device; and opening/closing means for opening the flexible accommodating body such that a push-out member, that pushes the accumulative fluorescent sheet out toward the entrance/exit portion, can be inserted, or closing the flexible accommodating body in a light shielded state. 1. A cassette comprising:a flexible accommodating body that accommodates an accumulative fluorescent sheet in a light shielded state;an entrance/exit portion that is provided at one end portion of the flexible accommodating body, and through which the accumulative fluorescent sheet can be inserted and removed into and from the flexible accommodating body due to mounting to a radiographic image reading device; andopening/closing portion for opening the flexible accommodating body such that a push-out member, that pushes the accumulative fluorescent sheet out toward the entrance/exit portion, can be inserted, or closing the flexible accommodating body in a light shielded state.2. The cassette of claim 1 , wherein the opening/closing portion is provided at another end portion of the flexible accommodating body.3. The cassette of claim 1 , wherein the opening/closing portion is structured by a fastener having a groove portion and a projection portion that engages with the groove portion.4. The cassette of claim 2 , wherein the opening/closing portion is structured by a fastener having a groove portion and a projection portion that engages with the groove portion.5. The cassette of claim 1 , wherein tapered surfaces that widen toward an outer side are formed at an opening portion of the ...

NUCLIDE IDENTIFICATION DEVICE

The present invention discloses a nuclide identification device, comprising: an upper casing portion; a lower casing portion, detachably combined with the upper casing portion to form a cavity; and a key circuit portion for performing nuclide identification, housed in the cavity and positioned between the upper casing portion and the lower casing portion, wherein a gap between the upper casing portion and the lower casing portion is sealed by a first waterproof structure. Compared with the prior art, the present nuclide identification device is capable of using in environment requiring to be waterproof and dustproof, so as to make a detection on the radioactive material in the environment. 1. A nuclide identification device , characterized in that , comprising:an upper casing portion;a lower casing portion, detachably combined with the upper casing portion to form a cavity; anda key circuit portion for performing nuclide identification, housed in the cavity and positioned between the upper casing portion and the lower casing portion,wherein a gap between the upper casing portion and the lower casing portion is sealed by a first waterproof structure.2. The nuclide identification device according to claim 1 , characterized in that claim 1 , the upper casing portion is provided with an input-output device and a handle claim 1 , and the lower casing portion comprises a battery claim 1 , a detector/detectors claim 1 , a signal amplifier and a battery door for allowing the battery to be replaced.3. The nuclide identification device according to claim 2 , characterized in that claim 2 , the input-output device comprises a display claim 2 , a switching keyboard claim 2 , a power switch claim 2 , a communication interface claim 2 , a communication interface door for the communication interface and an alarm light.4. The nuclide identification device according to claim 3 , characterized in that claim 3 ,a gap between the upper casing portion and at least one of the input- ...

X-RAY DETECTOR

An x-ray detector, especially for a computed tomograph, includes a number of detector modules arranged next to one another in a stacking direction with a front side, which during operation is oriented towards an x-ray source, and with a rear side lying opposite the front side. For screening against x-rays which pass during operation through an installation between two adjacent detector modules, an absorption element is positioned on the rear side of the two adjacent detector modules. 1. An x-ray detector , comprising:a plurality of detector modules, arranged next to one another in a stacking direction, including a front side, which during operation is oriented towards an x-ray source, and with a rear side lying opposite the front side; andan absorption element, positioned on a rear side of two adjacent detector modules, configured to screen against x-rays which, during operation, pass through an installation gap between the two adjacent detector modules.2. The x-ray detector of claim 1 , wherein the absorption element is attached to one of the two adjacent detector modules.3. The x-ray detector of claim 2 , wherein each detector module includes a chassis claim 2 , and wherein at least the detector module to which the absorption element is attached claim 2 , includes a carrier element which connects the absorption element with the chassis claim 2 , and wherein the carrier element is embodied for positioning the absorption element in the stacking direction.4. The x-ray detector of claim 3 , wherein the chassis and the carrier element are formed by a one-piece claim 3 , L-shaped profile strip.5. The x-ray detector of claim 3 , wherein the absorption element is screwed onto the carrier element with at least one countersunk screw.6. The x-ray detector of claim 3 , wherein the absorption element includes a material connection to the carrier element.7. The x-ray detector of claim 1 , wherein the detector modules are embodied to be the same and wherein an absorption element ...

PROTECTION PART FOR THE ELECTRONIC CIRCUIT OF A SURVEY METER, AND HIGH RANGE GAMMA-RAY SURVEY METER HAVING SAME INSERTED THEREIN

Provided is a protection part for an electronic circuit of a survey meter and a high range gamma-ray survey meter into which the protection part is inserted, in which the protection part is easily mounted in the survey meter to prevent the electronic circuit from being short-circuited when a conductive material is introduced into the electronic circuit. The protection part includes an insulator part for interrupting electricity other than that used for a signal transmission cable, an elastic stainless steel sheet part inserted into the insulator part, and a cable hole part through which the signal transmission cable passes when the protection part is inserted into the high range gamma-ray survey meter. Also, the protection part is inserted into the high range gamma-ray survey meter such that a telescopic part hole and a display part of the high range gamma-ray survey meter are physically separated from each other. 1. A protection part for an electronic circuit of a survey meter comprising:an insulator part for interrupting electricity other than that for a signal transmission cable of the survey meter;an elastic stainless steel sheet part formed of a typical elastic stainless steel sheet and connecting the insulator part and a cable fixture of the survey meter; anda cable hole part through which the signal transmission cable passes when the protection part for the electronic circuit is inserted into the high range gamma-ray survey meter.2. The protection part according to claim 1 , wherein the insulator part is formed of a silicone material.3. A high range gamma-ray survey meter into which the protection part according to is inserted so as to physically separate a telescopic part hole and a display part from each other. Embodiments of the present invention relate, in general, to a protection part for an electronic circuit and a high rage gamma-ray survey meter into which the same is inserted and, more particularly, to a protection part for an electronic circuit of a ...

RADIATION DETECTION APPARATUS AND IMAGING SYSTEM

A radiation detection apparatus, comprising a housing including a first plate portion and a second plate portion arranged to face each other, a scintillator configured to convert a radiation into light, supported by a supporting portion arranged in a side of the second plate portion in the housing, a sensor panel including a sensor array in which a plurality of sensors for detecting light are arrayed, interposed between the scintillator and the first plate portion in the housing, and a member interposed between the first plate portion and the sensor panel in the housing, wherein the sensor panel is arranged to position an outer edge of the sensor panel outside an outer edge of the scintillator, and the member is arranged to position an outer edge of the member inside the outer edge of the scintillator. 1. A radiation detection apparatus comprising:a housing including a first plate portion and a second plate portion which are arranged to face each other;a scintillator configured to convert a radiation into light, which is supported by a supporting portion arranged in a side of the second plate portion in said housing;a sensor panel including a sensor array in which a plurality of sensors for detecting light are arrayed, which is interposed between said scintillator and the first plate portion in said housing; anda member which is interposed between the first plate portion and said sensor panel in said housing,wherein said sensor panel is arranged to position an outer edge of said sensor panel outside an outer edge of said scintillator, and said member is arranged to position an outer edge of said member inside the outer edge of said scintillator.2. The apparatus according to claim 1 , further comprising a second member which is arranged around said member in a region between the first plate portion and said sensor panel claim 1 , said second member being larger in volume change upon receiving a compressive stress than said member.3. The apparatus according to claim 1 ...

Methods for Manufacturing Three-Dimensional Devices and Devices Created Thereby

In certain exemplary embodiments of the present invention, three-dimensional micro-mechanical devices and/or micro-structures can be made using a production casting process. As part of this process, an intermediate mold can be made from or derived from a precision stack lamination and used to fabricate the devices and/or structures. Further, the micro-devices and/or micro-structures can be fabricated on planar or nonplanar surfaces through use of a series of production casting processes and intermediate molds. The use of precision stack lamination can allow the fabrication of high aspect ratio structures. Moreover, via certain molding and/or casting materials, molds having cavities with protruding undercuts also can be fabricated. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. This abstract is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 1. A system , comprising: a protruding undercut; and', 'a plurality of 3-dimensional micro-features; and, 'a radiation attenuating, cast, monolithic body comprising at least one surface that definesa plurality of radiation detector elements adapted to be focally aligned by openings defined by said radiation attenuating, cast, monolithic body to a radiation source located at a predetermined distance from said radiation attenuating, cast, monolithic body; said surface substantially spatially invertedly replicates a stack lamination mold surface formed by a stacked plurality of metallic foil layers comprised by a stack lamination mold;', 'said radiation attenuating, cast, monolithic body comprises particles having a size ranging from 1 to 150 microns., 'wherein2. The system of claim 1 , further comprising:said radiation source.3. The system of claim 1 , further comprising:said radiation source, wherein said ...

DETECTOR ASSEMBLY FOR A SCINTILLATION ARTICLE

A detector assembly includes a cap assembly configured to close an end of a detector housing that is configured to contain a sensor therein, the cap assembly has a radially expandable member configured to expand radially within the detector housing and lock the position of the cap assembly relative to the detector housing. 1. A detector assembly comprising:a cap assembly configured to close an end of a detector housing configured to contain a sensor therein, the cap assembly comprising a radially expandable member configured to expand radially within the detector housing and lock the position of the cap assembly relative to the detector housing.2. The detector assembly of claim 1 , wherein the cap assembly is coupled to the end of the detector and configured to seal the detector housing.3. The detector assembly of claim 1 , wherein the sensor is a photomultiplier tube (PMT).4. The detector assembly of claim 1 , wherein the cap assembly comprises a lock disk configured to lock the axial position of a portion of the cap assembly within an interior of the detector housing.5. The detector assembly of claim 4 , wherein the lock disk comprises the radially expandable member.6. The detector assembly of claim 5 , wherein a portion of the body of the lock disk is the radially expandable member.7. The detector assembly of claim 1 , wherein the radially expandable member comprises a lock ring.8. The detector assembly of claim 7 , wherein the lock ring is a split ring.9. The detector assembly of claim 7 , wherein the lock ring is configured to engage an exterior surface of the lock disk.10. The detector assembly of claim 7 , wherein the cap assembly further comprises a shield cap.11. The detector assembly of claim 10 , wherein the shield cap is directly connected to the lock disk.12. The detector assembly of claim 11 , wherein the shield cap is fastened to the lock disk.13. The detector assembly of claim 12 , wherein the shield cap comprises a fastener configured to engage the ...

Spectral segmentation for optimized sensitivity and computation in advanced radiation detectors

Efficient techniques and devices for detecting, locating, tracking, and identifying radiation sources using a network of one or more detectors are disclosed.

POLYHEDRAL-SHAPED RADIATION COUNTER

Provided is a polyhedral-shaped radiation counter which measures a radiation level of a radioactive material, in which sensor modules configured to measure the radiation level are disposed at vertexes of a polyhedral shape, respectively, and the sensor modules are connected to each other by rod-shaped frame members disposed in edge positions of the polyhedral shape and face parts of the polyhedral shape form an open space. 1. A polyhedral-shaped radiation counter which measures a radiation level of a radioactive material ,wherein sensor modules configured to measure the radiation level are disposed at vertexes of a polyhedral shape, respectively, andthe sensor modules are connected to each other by rod-shape frame members disposed in edge positions of the polyhedral shape and face parts of the polyhedral shape form an open space.2. The polyhedral-shaped radiation counter of claim 1 , wherein the radioactive material is disposed within a predetermined range from a center of mass of the polyhedral shape.3. The polyhedral-shaped radiation counter of claim 1 , wherein a plate-shaped sample support is disposed to be slidable in the frame members.4. The polyhedral-shaped radiation counter of claim 3 , wherein the sample support is manufactured using synthetic resin made of an organic material claim 3 , or aluminum.5. The polyhedral-shaped radiation counter of claim 1 , wherein the sensor modules comprise a silicon positive-intrinsic-negative (PIN) diode.6. The polyhedral-shaped radiation counter of claim 5 , wherein the sensor modules comprise a scintillator which generates visible rays in response to incident radiation.7. The polyhedral-shaped radiation counter of claim 1 , wherein the polyhedral shape is a regular polyhedral shape.8. The polyhedral-shaped radiation counter of claim 2 , wherein the polyhedral shape is a regular polyhedral shape.9. The polyhedral-shaped radiation counter of claim 3 , wherein the polyhedral shape is a regular polyhedral shape.10. The ...

Encapsulated Fluorescent Metal Nanoparticles as Indicators for Radiation

Encapsulated fluorescent metal nanoparticles for radiation detection comprising metal ions in an aqueous solution encapsulated in a nanocapsule, wherein the metal ions form atoms when exposed to gamma-ray initiated reduction of the ions and then aggregate to form fluorescent nanoparticles. 1. An encapsulated fluorescent metal nanoparticle for radiation detection comprising:metal ions in an aqueous solution encapsulated in a nanocapsule,wherein the metal ions form atoms when exposed to gamma-ray initiated reduction of the ions and then aggregate to form fluorescent nanoparticles.2. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein the metal ions are silver ions.3. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein the nanocapsule comprises a block copolymer which leads to gamma-ray initiated formation of nanoparticles that have a distinctive fluorescent spectra.4. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein the nanocapsule is suspended in a resin.5. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein the resin including the nanocapsule or nanocapsules is applied to a surface and periodically tested for nanoparticle fluorescence which reveals the nanocapsule had been exposed to radiation.6. An encapsulated fluorescent metal nanoparticle for radiation detection comprising: 'metal ions and an aqueous mixture.', 'a diblock copolymer capsule comprising'}7. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein the metal ions are silver ions.8. The encapsulated fluorescent metal nanoparticle for radiation detection of further including radical scavengers.9. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein silver nanoparticles form after gamma irradiation.10. The encapsulated fluorescent metal nanoparticle for radiation detection of wherein the silver nanoparticles are fluorescent ...

RADIATION DETECTOR, RADIOGRAPHIC IMAGING DEVICE, AND MANUFACTURING METHOD

A radiation detector including: a substrate formed with a plural pixels in pixel region of a flexible base member, the plural pixels accumulates charges generated in response to light converted from radiation; a conversion layer provided at a surface to which the pixel region is provided on the base member, the conversion layer converts the radiation into light; and a reinforcement substrate provided at a surface of the conversion layer that faces a surface of the substrate side, the reinforcement substrate contains a material having a yield point and has a higher rigidity than the base member. 1. A radiation detector comprising:a substrate formed with a plurality of pixels in a pixel region of a flexible base member, the plurality of pixels accumulates charges generated in response to light converted from radiation;a conversion layer provided at a surface to which the pixel region is provided on the base member, the conversion layer converts the radiation into light; anda reinforcement substrate provided at a surface of the conversion layer that faces a surface of the substrate side, the reinforcement substrate contains a material having a yield point and has a higher rigidity than the base member.2. The radiation detector of claim 1 , wherein the reinforcement substrate is provided at a region that is wider than a region provided with the conversion layer.3. The radiation detector of claim 1 , wherein:the substrate includes a connection region in a region at an outer periphery of a surface to which the plurality of pixels are formed, the connection region being connected with another end of flexible wiring which is connected with a circuit section for reading the charges accumulated in the plurality of pixels; andthe reinforcement substrate is provided in a region covering the conversion layer and at least a portion of the connection region.4. The radiation detector of claim 1 , further comprising a reinforcement member at a surface of the substrate that faces a ...

DEVICE FOR VIEWING PHOTONICS RADIATION, SUITABLE FOR WORKING IN A RADIOACTIVE ENVIRONMENT, AND CAMERA USING SUCH A DEVICE

A device for capturing an image in a radioactive environment, includes: image detectors (); an area () for capturing the images; a heating area () for regenerating the detectors; an area () for cooling the detectors; and a support () for moving the detectors successively into each area. A camera including such a device and especially a camera for creating an image of a gamma-ray source in a nuclear environment is also described. 1102011132123172528. Device (; ) for capturing an image in a radioactive environment , which comprises at least two image detectors (-; -) , and regeneration means (; ,) for alternately regenerating each detector , preferably by heating.3172529182629. Device according to claim 2 , wherein the regeneration area advantageously comprises an area (; claim 2 , ) for heating the detectors and an area (; claim 2 , ) for cooling the latter after heating.414. Device according to claim 2 , wherein the support is a rotational support ().524. Device according to claim 2 , wherein the support is a translational support ().6. Device according to claim 2 , wherein the device comprises three detectors claim 2 , such that a first detector is in the capture area claim 2 , while a second detector claim 2 , previously in the capture area claim 2 , is in the heating area claim 2 , while a third detector claim 2 , previously heated claim 2 , is in the cooling area.7. Device according to claim 5 , wherein the device comprises claim 5 , in the following order:{'b': '25', 'a first heating area ();'}{'b': '26', 'a first cooling area ();'}{'b': '27', 'a capture area ();'}{'b': '28', 'a second heating area (); and,'}{'b': '29', 'a second cooling area ().'}8. Device according to claim 1 , wherein the device is suitable for capturing an image of gamma radiation.9301020. Camera () claim 1 , which comprises a capture device ( claim 1 , ) according to .10333132313436202720. Camera according to claim 9 , which comprises a body () defining two compartments ( claim 9 , ) claim ...

HIGH-EFFICIENCY MICROSTRUCTURED SEMICONDUCTOR NEUTRON DETECTORS AND PROCESS TO FABRICATE HIGH-EFFICIENCY MICROSTRUCTURED SEMICONDUCTOR NEUTRON DETECTORS

A semiconductor neutron detector and a semiconductor process is provided to manufacture a semiconductor neutron detector. First, a substrate with flat surface having a dielectric layer is formed thereon is provided. Thereafter, a masking pattern is applied and etched into the dielectric layer to expose semiconductor features on opposite sides of the substrate. The semiconductor substrate is submerged into an etchant composed of a semiconductor etching solution to etch deep cavities into the substrate in the exposed regions. Afterwards, dopant impurities are introduced and are driven into the semiconductor, under high temperature, into opposite sides of the etched features to produce one or more rectifying junctions. Afterwards, LiF and/or B particles are forced into the cavities through high velocity methods. 1. A high-efficiency neutron detector comprising:a single, particle-detecting substrate having a top face on which neutrons are incident, a bottom face opposite the top face and a plurality of cavities, each of the cavities extending from one of the faces into the substrate but not to the other of the faces, wherein the cavities extending into the substrate from the top face are not surrounded by any cavities extending into the substrate from the bottom face; andneutron-responsive material disposed in the plurality of cavities, the material being responsive to neutrons absorbed thereby for releasing ionizing radiation reaction products wherein the cavities are sized, shaped and distributed throughout the substrate so that the detector is substantially opaque to the neutrons normally incident on the top face.2. The detector as claimed in claim 1 , wherein a first array of cavities extend into the substrate from the top face and a second array of cavities extend into the substrate from the bottom face and wherein the detector is dual-sided.3. The detector as claimed in claim 1 , wherein all of the cavities extend into the substrate from the top face.4. The ...

Plastic Scintillator Radiation Detector Having Improved Optical Clarity and Radiation Sensitivity and Method of Manufacture

A plastic scintillator radiation detector with improved optical clarity, radiation sensitivity and lifetime. A method for making such a radiation detector includes providing a dry plastic scintillator and sealing the processed plastic scintillator in an enclosure to isolate the radiation detector from humidity. 1. An improved radiation detector comprising:a plastic scintillator capable of releasing electromagnetic radiation in response to contact with ionizing radiation;a detector optically secured to the plastic scintillator so it is capable of detecting the released electromagnetic radiation and converting it to an electrical signal;an air-tight enclosure surrounding the plastic scintillator, wherein the air-tight enclosure minimizes moisture from an ambient atmosphere from contacting the plastic scintillator;wherein the plastic scintillator has a moisture content less than about 200 ppm;2. The radiation detector of wherein the enclosure has a reduced internal pressure compared to the ambient atmosphere.3. The radiation detector of wherein the enclosure contains an inert atmosphere.4. The radiation detector of wherein the inert atmosphere is nitrogen.5. The radiation detector of wherein the air-tight enclosure is composed of a material having a moisture permeability of less than about 1×10g/mper day.6. The radiation detector of wherein the enclosure is composed of a metal.7. The radiation detector of wherein the enclosure further contains a desiccant.8. The radiation detector of wherein the electromagnetic radiation is photons of visible light and the detector is a photomultiplier tube.9. The radiation detector of wherein the enclosure has a reduced internal pressure compared to the ambient atmosphere.10. The radiation detector of wherein the enclosure contains an inert atmosphere.11. The radiation detector of wherein the inert atmosphere is nitrogen.12. The radiation detector of wherein the enclosure is composed of a metal.13. The radiation detector of wherein ...

PORTABLE RADIATION IMAGE CAPTURING APPARATUS

A portable radiation image capturing apparatus is provided with a sensor panel in which a plurality of radiation detecting elements are arranged two-dimensionally and a case which is formed with a front plate on a side where radiation enters and a back plate on an opposite side. The sensor panel is stored in the case. The portable radiation image capturing apparatus includes the following. An electronic component is provided on the back plate side of the sensor panel and generates heat when charge generated in the radiation detecting element is read out as a signal value. A heat conductive member is provided between the electronic component and the back plate. The heat conductive member is positioned pressed between the back plate and the electronic component in a state in which the heat conductive member is in close contact with the electronic component and the heat conductive member is in close contact with the back plate. 1. A portable radiation image capturing apparatus provided with a sensor panel in which a plurality of radiation detecting elements are arranged two-dimensionally and a case which is formed with a front plate on a side where radiation enters and a back plate on an opposite side , wherein the sensor panel is stored in the case , the portable radiation image capturing apparatus comprising:an electronic component which is provided on the back plate side of the sensor panel and which generates heat when charge generated in the radiation detecting element is read out as a signal value; anda heat conductive member which is provided between the electronic component and the back plate,wherein the heat conductive member is positioned pressed between the back plate and the electronic component in a state in which the heat conductive member is in close contact with the electronic component and the heat conductive member is in close contact with the back plate.2. The portable radiation image capturing apparatus according to claim 1 , wherein the electronic ...

X-RAY ANALYSIS APPARATUS

An X-ray analysis apparatus for detecting, using an X-ray detector, X-rays given off by a sample when the sample is irradiated with X-rays, the X-ray analysis apparatus having replaceable components. The X-ray analysis apparatus comprises labels attached to the replaceable components and including symbols indicating the types of replaceable components, a camera for photographing the replaceable components and the labels, and CPU and image recognition software for specifying the types of replaceable components by calculation based on the symbols in the labels. 1. An X-ray analysis apparatus for detecting , using an X-ray detector , X-rays given off by a sample when the sample is irradiated with X-rays , the X-ray analysis apparatus comprising a replaceable component;the X-ray analysis apparatus comprising:an indicator provided on the replaceable component;a camera for photographing the replaceable component and the indicator; andcomponent-type calculation means for specifying the type names of the replaceable component by calculation based on an image of the indicator photographed by the camera.2. An X-ray analysis apparatus for detecting , using an X-ray detector , X-rays given off by a sample when the sample is irradiated with X-rays , the X-ray analysis apparatus comprising a replaceable component;the X-ray analysis apparatus comprising:an indicator provided on the replaceable component;a camera for photographing the replaceable component and the indicator; andcomponent position calculation means for specifying the position where the replaceable component is mounted by calculation based on an image of the indicator photographed by the camera.3. The X-ray analysis apparatus according to claim 1 , wherein the indicator is either;(a) a symbol added to the labels attached to the replaceable component,(b) the shape of the replaceable component,(c) a color added to the replaceable component,(d) a color of the label attached to the replaceable component,(e) a symbol ...

RADIATION IMAGING SYSTEM AND CONTROL METHOD OF RADIATION IMAGING SYSTEM

To establish a wireless connection to a desired radio network by preventing a user from erroneously connecting to another radio network without a special operation in a radiation imaging system. In the radiation imaging system, a radiation imaging apparatus establishes a first wireless connection between the radiation imaging apparatus and a wireless master unit by using first information uniquely indicating itself as an identifier, third information corresponding to the radiation imaging apparatus wirelessly connected to a wireless master unit comprising an access point and a console connected thereto as an identifier, a radiation imaging apparatus uses fourth information according to second information uniquely indicating the wireless master unit itself notified from the wireless master unit through the first wireless connection as an identifier, and the wireless master unit uses fourth information as an identifier to establish a second wireless connection between the radiation imaging apparatus and the wireless master unit. 1. A radiation imaging system for wirelessly connecting a control apparatus and a radiation imaging apparatus controlled by the control apparatus via any one of a plurality of access points , comprising:a first storage unit included within the radiation imaging apparatus, and configured to store first information uniquely indicating the radiation imaging apparatus;a second storage unit included within at least one of an access point of the plurality of access points and the control apparatus connected to the access point, and configured to store second information uniquely indicating the access point;a third storage unit included within at least one of the access point and the control apparatus connected to the access point, and configured to store third information uniquely indicating a radiation imaging apparatus that can be wirelessly connected to the access point;a first control unit included within the radiation imaging apparatus, ...

RADIATION DETECTING APPARATUS AND RADIATION IMAGING SYSTEM

Provided is a radiation detecting apparatus, including: a radiation detector arranged to detect radiation; an electrical circuit board configured to control the radiation detector; a cooling unit arranged to cool the radiation detector and the electrical circuit board; and a casing arranged to accommodate the radiation detector, the electrical circuit board, and the cooling unit therein, in which at least an outer surface of the casing has a recessed portion that is recessed across a back surface portion, which is on an opposite side to a side in which the radiation enters, and a lateral surface portion adjacent to the back surface portion, and in which the recessed portion has lead-out portions formed therein, through which a wiring line removably connectable to the electrical circuit board and a piping line arranged to allow a cooling medium to flow to the cooling unit are respectively led out external to the casing. 1. A radiation detecting apparatus , comprising:a radiation detector arranged to detect radiation entering the radiation detecting apparatus;an electrical circuit board configured to control the radiation detector;a cooling unit arranged to cool the radiation detector and the electrical circuit board; anda casing arranged to accommodate the radiation detector, the electrical circuit board, and the cooling unit therein,wherein at least an outer surface of the casing has a recessed portion that is recessed across a back surface portion, which is on an opposite side to a side in which the radiation enters the radiation detecting apparatus, and a lateral surface portion adjacent to the back surface portion, andwherein the recessed portion has lead-out portions formed therein, through which a wiring line removably connectable to the electrical circuit board and a piping line arranged to allow a cooling medium to flow to the cooling unit are respectively led out external to the casing.2. A radiation detecting apparatus according to claim 1 ,wherein the ...

X-RAY APPARATUS AND METHOD OF OPERATING THE SAME

Provided are an X-ray apparatus and a method of operating the same. An embodiment provides an X-ray apparatus that displays position information regarding a plurality of X-ray detectors and a method of operating the same. The X-ray apparatus includes a plurality of X-ray detectors, a plurality of mounts to which the plurality of X-ray detectors are mounted, and a work station. The plurality of X-ray detectors include light emitting elements that emit light of colors different from one another, the plurality of mounts include a plurality of light detectors that sense colors of light emitted by the light emitting elements and are disposed apart from one another, respectively. The workstation includes a controller that obtains positional information regarding the plurality of X-ray detectors based on colors of light sensed by the light detectors respectively included in the plurality of mounts. 1. An X-ray apparatus comprising:a plurality of X-ray detectors;a plurality of mounts to which the plurality of X-ray detectors are mounted,wherein the plurality of X-ray detectors comprise light emitting elements configured to emit light of colors different from one another, andwherein the plurality of mounts comprise a plurality of light detectors configured to sense colors of light emitted by the light emitting elements and disposed apart from one another; anda workstation comprising a controller configured to obtain positional information regarding the plurality of X-ray detectors based on colors of light sensed by the light detectors respectively included in the plurality of mounts.2. The X-ray apparatus of claim 1 , wherein the light emitting elements comprise light emitting diodes (LED) and are respectively arranged on first sides of the plurality of X-ray detectors.3. The X-ray apparatus of claim 1 , wherein the plurality of mounts comprise a stand-type mount or a table-type mount claim 1 , andthe controller is configured to obtain information regarding at least one of a ...

Wearable Neutron Detector

In the prior art, plural detectors are arranged in order to specify the incident direction of neutron, and in principle for specifying the incident direction, the positions for arranging the detectors are predetermined or restricted, so that there is no flexibility in the arrangement. This causes large restriction on the appearance or the shape of a detector in designing, and it is difficult to adopt such a technique particularly for a wearable detector requiring a sufficient flexibility in shape to cope with the change of appearance shape. 1. A wearable neutron detector used by being worn , comprising plural neutron detection parts to be arranged at different positions when the detector is worn , a means to compare the counts of signals detected by the detection parts , and a means to specify a direction of a neutron radiation source from the comparison result.2. The wearable neutron detector according to claim 1 , wherein the neutron detection parts are set onto a flexible cloth-like material.3. The wearable neutron detector according to claim 2 , wherein the flexible cloth-like material has a shape of top clothing.4. The wearable neutron detector according to claim 3 , wherein plural neutron detection parts are set on the front side of the cloth-like material having a shape of top clothing.5. The wearable neutron detector according to claim 4 , wherein one or more neutron detection parts are set on the back side.6. The wearable neutron detector according to claim 4 , wherein plural neutron detection parts are set on the back side.7. The wearable neutron detector according to claim 6 , wherein on the front side claim 6 , plural neutron detection parts are set side by side in the horizontal direction claim 6 , and on the back side claim 6 , plural neutron detection parts are set side by side in the vertical direction. The present invention relates to a wearable neutron detector using a neutron scintillator. More particularly, the present invention relates to a ...

Handheld Spectrometer

A lightweight handheld radiation detector for use in detecting radioactive materials, including a cylindrical vacuum housing having an inner volume, a detector material encasement disposed within the inner volume, a cooling element disposed within the inner volume and integrally formed with the detector material encasement to cool detector material within the detector material encasement. 1. A handheld radiation detector , comprising:a cylindrical vacuum housing having an inner volume:a detector material encasement disposed within the inner volume; anda cooling element disposed within the inner volume and integrally formed with the detector material encasement to cool detector material within the detector material encasement.2. The handheld radiation detector of claim 1 , further comprising:a getter material disposed within the inner volume to capture or remove gases from the inner volume.3. The handheld radiation detector of claim 1 , further comprising:a user interface to display a visual representation to a user indicating whether radiation was detected by the radiation detector.4. The handheld radiation detector of claim 3 , wherein the visual representation is a green light and/or red light.5. The handheld radiation detector of claim 1 , further comprising:a communication port to communicate test results to an external device.6. The handheld radiation detector of claim 1 , further comprising:a cylindrical heat pipe array connected to the cylindrical vacuum housing to pipe heat away from the vacuum housing, the cylindrical heat pipe array being substantially concentric to the cylindrical vacuum housing, thus defining a substantially cylindrical outer surface of the radiation detector.7. The handheld radiation detector of claim 1 , further comprising:a laser scope to assist a user to target the radiation detector to a desired measurement location.8. The handheld radiation detector of claim 2 , further comprising:a detector cap to house the detector material, ...

Radiation detection apparatus having an analyzer within a housing

A radiation detection apparatus can include a scintillator to emit scintillating light in response to absorbing radiation; a photosensor to generate an electronic pulse in response to receiving the scintillating light; an analyzer to determine a characteristic of the radiation; and a housing that contains the scintillator, the photosensor, and the analyzer, wherein the radiation detection apparatus to is configured to allow functionality be changed without removing the analyzer from the housing. The radiation detection apparatus can be more compact and more rugged as compared to radiation detection apparatuses that include a photomultiplier tube.

RADIATION DETECTION APPARATUS HAVING AN ANALYZER WITHIN A HOUSING

A radiation detection apparatus can include a scintillator to emit scintillating light in response to absorbing radiation; a photosensor to generate an electronic pulse in response to receiving the scintillating light; an analyzer to determine a characteristic of the radiation; and a housing that contains the scintillator, the photosensor, and the analyzer, wherein the radiation detection apparatus to is configured to allow functionality be changed without removing the analyzer from the housing. The radiation detection apparatus can be more compact and more rugged as compared to radiation detection apparatuses that include a photomultiplier tube. 1. A radiation detection apparatus comprising:a scintillator to emit scintillating light in response to absorbing radiation;a photosensor to generate an electronic pulse in response to receiving the scintillating light;an analyzer in an interface board to determine a characteristic of the radiation; anda housing that contains the scintillator, the photosensor, and the analyzer,wherein the radiation detection apparatus provides for functionality to be changed without removing the interface board from the housing.2. The radiation detection apparatus of claim 1 , wherein the functionality includes counting radiation events claim 1 , discriminating between different types of radiation claim 1 , identification of an isotope corresponding to the radiation claim 1 , provide gain compensation for the photosensor claim 1 , provide information regarding adjustment for light output of the scintillator as a function of temperature claim 1 , or any combination thereof.3. The radiation detection apparatus of claim 1 , wherein the interface board is removably coupled to the photosensor.4. The radiation detection apparatus of claim 1 , wherein the photosensor is a semiconductor-based photomultiplier5. A method of using radiation detection apparatus comprising: the scintillator is configured to emit scintillating light in response to ...

USE OF VERTICALLY ALIGNED CARBON NANOTUBE ARRAYS FOR IMPROVED X-RAY IMAGING DETECTOR PERFORMANCE

A planar radiographic imaging device has electromagnetic radiation sensitive elements disposed in a two-dimensional array. A housing encloses the two-dimensional array of radiation sensitive elements and includes a layer of aligned carbon nanotubes on a surface thereof. 1. A planar radiographic imaging device comprising:a plurality of electromagnetic radiation sensitive elements disposed in a two-dimensional array;a housing enclosing the two-dimensional array of radiation sensitive elements; anda layer of aligned carbon nanotubes on a surface of the housing.2. The device of claim 1 , wherein the radiation sensitive elements comprise a photostimulable material that reacts to electromagnetic radiation within a spectrum of wavelengths that includes visible light wavelengths.3. The device of claim 2 , wherein the carbon nanotubes are vertically aligned in a direction orthogonal to the surface of the housing.4. The device of claim 1 , wherein the radiation sensitive elements comprise a photostimulable material that is configured to be energized by electromagnetic radiation within a spectrum of wavelengths that includes ionizing wavelengths and to remain energized for a finite time.5. The device of claim 1 , wherein the radiographic imaging device comprises a digital radiation detector claim 1 , and wherein the radiation sensitive elements each comprise a photosensitive pixel controllably connected to an electronic memory through a readout switch.6. The device of claim 5 , wherein the readout switch comprises a thin film transistor and the photosensitive pixel comprises a photosensitive diode.7. The device of claim 4 , wherein the imaging device is configured to be placed in a computed radiography reader to digitize the array of radiation sensitive elements within the finite time.8. The device of claim 2 , wherein the imaging device is configured to be placed in a computed radiography reader to digitize the array of radiation sensitive elements.9. The device of claim 1 , ...

RADIOGRAPHY SYSTEM, RADIOGRAPHY METHOD, AND RADIOGRAPHY PROGRAM

A radiography system includes: a radiography apparatus including a first radiation detector and a second radiation detector which is provided so as to be stacked on the side of the first radiation detector from which the radiation is transmitted and emitted; and an integrated control unit that specifies a predetermined time related to the emission of the radiation, on the basis of a first detection result that is a detection result of a predetermined time related to the emission of the radiation using a first electric signal output from the first radiation detector and a second detection result that is a detection result of a predetermined time related to the emission of the radiation using a second electric signal output from the second radiation detector. 1. A radiography system comprising:a radiography apparatus comprising a first radiation detector in which a plurality of pixels, each of which includes a conversion element that generates a larger amount of charge as it is irradiated with a larger amount of radiation, are two-dimensionally arranged and a second radiation detector which is provided at a side of the first radiation detector from which the radiation is transmitted and emitted and in which a plurality of pixels, each of which includes a conversion element that generates a larger amount of charge as it is irradiated with a larger amount of radiation, are two-dimensionally arranged; anda specification unit that specifies a predetermined time related to the emission of the radiation, on the basis of a first detection result that is a detection result of a predetermined time related to the emission of the radiation using a first electric signal which is obtained by converting charge generated in the pixels of the first radiation detector and of which the level increases as the amount of charge increases and a second detection result that is a detection result of a predetermined time related to the emission of the radiation using a second electric signal ...

SCINTILLATOR PANEL AND RADIATION DETECTOR INCLUDING THE SAME

A scintillator panel includes a resin substrate, a phosphor layer which is formed on the resin substrate and converts radiation into visible light, a first moisture-proof protective body that is bonded to a surface of the resin substrate opposite to a surface of the resin substrate, on which the phosphor layer is formed, through an adhesive layer, and a second moisture-proof protective body that is formed so as to integrally cover from a surface of the phosphor layer to a part of a surface of the first moisture-proof protective body opposite to an adhesive surface of the first moisture-proof protective body. 1. A scintillator panel comprising:a resin substrate;a phosphor layer which is formed on the resin substrate and converts radiation into visible light;a first moisture-proof protective body that is bonded to a surface of the resin substrate opposite to a surface of the resin substrate, on which the phosphor layer is formed, through an adhesive layer; anda second moisture-proof protective body that is formed so as to integrally cover from a surface of the phosphor layer to a part of a surface of the first moisture-proof protective body opposite to an adhesive surface of the first moisture-proof protective body.2. The scintillator panel according to claim 1 , wherein the second moisture-proof protective body is a poly-para-xylylene film formed by a CVD method.3. The scintillator panel according to claim 1 , wherein the first moisture-proof protective body has flexibility.4. The scintillator panel according to claim 1 , wherein the first moisture-proof protective body is formed from a resin film composed mainly of a resin.5. The scintillator panel according to claim 4 , wherein an inorganic layer is further formed on the resin film.6. The scintillator panel according to claim 1 , wherein the resin substrate has flexibility.7. A radiation detector comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the scintillator panel according to ; and'}a photoelectric ...

Method and System for Directional Radiation Detection

A method and system for directional radiation detection. Two or more radiation detectors are attached to a user's body and the body acts to attenuate radiation passing through the body, such that radiation striking a detector without first passing through the body has a greater intensity than radiation striking a detector after passing through the user. Intensity differences between radiation received at different detectors is thereby used to determine a direction from the user to the radiation source. 1. A method for determining direction from a user to a radiation source , the method comprising the steps of:a. positioning two radiation detectors on the user's body, the radiation detectors on opposite sides of the user's body;b. receiving radiation from the radiation source at each of the two radiation detectors;c. transmitting data from each of the radiation detectors indicative of intensity of the radiation received at each of the radiation detectors;d. comparing the data from the radiation detectors; ande. determining the direction to the radiation source based on the comparing of the data.2. The method of wherein the radiation detectors are positioned on the front and back of the user's torso.3. The method of wherein the radiation detectors are positioned by attaching them to the user's clothing.4. The method of wherein the step of transmitting the data comprises communicating the data to processing means claim 1 , the processing means configured to perform the steps of comparing the data and determining the direction to the radiation source.5. The method of wherein part of the user's body is positioned between the radiation source and one of the radiation detectors claim 1 , the method comprising allowing a portion of the radiation to pass from the radiation source through the user's body to that radiation detector such that the radiation received at that radiation detector is attenuated.6. The method of wherein the differences in the radiation received by the ...

RADIATION DETECTOR AND RADIOGRAPHIC IMAGING APPARATUS

A radiation detector includes a substrate having a pixel region on a first surface of a flexible and resinous base material, a conversion layer that is provided in a partial region, including the pixel region, of the first surface and converts radiation into light, an electrical charge discharge layer that is provided on at least one surface of a surface, on the conversion layer side, in a laminate in which the substrate and the conversion layer are laminated, or a second surface opposite to the first surface of the base material, and the wiring line that is electrically connected to the electrical charge discharge layer, the base material has a through-hole provided in a region corresponding to a region other than the partial region, and the wiring line passes through the through-hole. 1. A radiation detector comprising:a substrate having a pixel region where a plurality of pixels that accumulate electrical charges generated depending on light converted from radiation are formed on a first surface of a flexible and resinous base material;a conversion layer that is provided in a partial region, including the pixel region, of the first surface of the base material and converts the radiation into the light;an electrical charge discharge layer that is provided on at least one surface of a surface, on the conversion layer side, in a laminate in which the substrate and the conversion layer are laminated, or a second surface opposite to the first surface of the base material; anda wiring line that is electrically connected to the electrical charge discharge layer,wherein the base material has a through-hole provided in a region corresponding to a region other than the partial region, and the wiring line passes through the through-hole.2. The radiation detector according to claim 1 ,wherein the electrical charge discharge layer is at least one of an antistatic layer or a conductive layer.3. The radiation detector according to claim 1 ,wherein the electrical charge ...

COMPUTED TOMOGRAPHY THERMAL MANAGEMENT SYSTEM AND METHOD FOR OPERATION OF SAID SYSTEM

A thermal management system and method for cooling a CT detector assembly of a CT imaging system. The thermal management system uses a combination of air cooling for the readout electronics of the CT detector assembly and liquid cooling for the X-ray sensors of the CT detector assembly. The hybrid air and liquid cooling systems and methods may be coupled together in the thermal management system and method to create a cooler temperature in the CT detector assembly. The CT detector assembly components may include CT detector modules, which may include X-ray sensors, readout electronics and other components. 1. A thermal management system for a computed tomography (CT) imaging system , the thermal management system comprising:a liquid cooling assembly including a liquid coolant pumped through a closed loop conduit from a heat exchanger and a liquid coolant temperature controller through a CT detector assembly and back to the heat exchanger and liquid coolant temperature controller, the liquid coolant assembly including a first plurality of fans configured to pull inlet air from the outside to flow over the closed loop liquid conduit with temperature control to cool a liquid coolant and exhaust air to outside of the thermal management system; andan air cooling assembly coupled to the liquid coolant assembly, the air cooling assembly including a second plurality of fans configured to pull inlet air from outside the thermal management system to flow over a rail radiator, the closed loop conduit, the CT detector assembly and exhaust air to outside of the thermal management system.2. The thermal management system of claim 1 , further comprising a liquid coolant circuit that is included in the liquid cooling assembly.3. The thermal management system of claim 2 , further comprising a pump coupled to the liquid coolant circuit to pump liquid coolant through the closed loop liquid conduit.4. The thermal management system of claim 2 , wherein the liquid coolant circuit ...

TEMPERATURE STABILIZATION FOR DETECTOR HEADS

An imaging system is provided that includes a gantry, plural radiation detector head assemblies, a cooling unit, and a manifold. The radiation detector head assemblies are disposed about a bore of the gantry. Each radiation detector head assembly includes a detector housing and a rotor assembly. The rotor assembly is configured to be rotated about an axis. The rotor assembly includes a detector unit that in turn includes an absorption member and associated processing circuitry. The cooling unit is mounted to the gantry and is configured to provide an output flow of air at a controlled temperature. The manifold is coupled to the cooling unit and the plural radiation detector head assemblies, and places the cooling unit and radiation detector head assemblies in fluid communication with each other. The output flow of air from the cooling unit is delivered to the plural radiation detector head assemblies. 1. An imaging system comprising:a gantry having a bore therethrough; a detector housing; and', 'a rotor assembly disposed within the detector housing and configured to be rotated about an axis, the rotor assembly comprising a detector unit comprising an absorption member and associated processing circuitry, wherein the absorption member and the associated processing circuitry are disposed within the detector housing;, 'plural radiation detector head assemblies disposed about the bore of the gantry, each radiation detector head assembly comprising'}a cooling unit mounted to the gantry and configured to provide an output flow of air at a controlled temperature; anda manifold coupled to the cooling unit and the plural radiation detector head assemblies placing the cooling unit and plural radiation detector head assemblies in fluid communication with each other, wherein the output flow of air from the cooling unit is delivered via the manifold to the detector housings of the plural radiation detector head assemblies.2. The imaging system of claim 1 , wherein the cooling ...

APPARATUS FOR A RADIOGRAPHIC DEVICE

An enclosure for a radiographic device includes a bottom panel, a plurality of sidewalls integrally formed with the bottom panel, whereby the plurality of sidewalls and the bottom panel define a unitary body, and a top panel joined to the plurality of sidewalls and defining an internal space therebetween for housing a radiographic device. 1. An enclosure for a radiographic device , comprising:a bottom panel;a plurality of sidewalls integrally formed with the bottom panel, whereby the plurality of sidewalls and the bottom panel define a unitary body; anda top panel joined to the plurality of sidewalls opposite the bottom panel and defining an internal space therebetween for housing a radiographic device.2. The enclosure of claim 1 , further comprising:a plurality of cutouts separating each sidewall of the plurality of sidewalls; anda corner member positioned within each cutout and affixed to the unitary body.3. The enclosure of claim 1 , wherein:each corner member is substantially identical.4. The enclosure of claim 3 , wherein:each corner member is joined to the unitary body with one of an adhesive, an epoxy, a braze, a weld, an embedment of a liquid urethane material, a lamination and stakes.5. The enclosure of claim 1 , wherein:the unitary body is formed from sheet metal.6. The enclosure of claim 5 , wherein:the top panel is formed from a carbon fiber reinforced polymer.7. The enclosure of claim 1 , wherein:the plurality of sidewalls each include a first upturned portion that extends upwardly from the bottom panel, a return portion extending from the first upturned portion back towards the bottom panel and defining a rounded nose, and an inward projection extending from the return portion generally parallel to the bottom panel and defining a flange for supporting the top panel.8. The enclosure of claim 7 , wherein:{'b': '90', 'the first upturned portion forms an angle of less than degrees with a horizontal surface supporting the enclosure.'}9. The enclosure of ...

SPHERICAL RADIOTHERAPY PHANTOM

A spherical radiotherapy phantom for use with a source of radiation to receive a radiation dose distribution along a selected plane includes a spherical body comprising two hemispheres detachably connected together and comprising a solid homogenous material including a hollow compartment with a defined volumetric shape. A cartridge comprising a number of parallel planar plates, each configured to accommodate a planar radiation detecting medium and fitting together to form a shape corresponding to the defined volumetric shape of the hollow compartment, fits form fittingly in the hollow compartment when the two hemispheres are connected together. 1. A spherical radiotherapy phantom for use with a source of radiation to receive a radiation dose distribution along a selected plane , comprising:a spherical body comprising two hemispheres detachably connected together and comprising a solid homogenous material including a hollow compartment with a defined volumetric shape; anda cartridge comprising a number of parallel planar plates each configured to accommodate a planar radiation detecting medium and fitting together to form a shape corresponding to the defined volumetric shape of the hollow compartment, wherein the cartridge fits form fittingly in the hollow compartment when the two hemispheres are connected together.2. The spherical radiotherapy phantom apparatus according to claim 1 , wherein the two hemispheres have symmetrically arranged interior hollow spaces that are mirror images of each other such that the hollow compartment is formed when the two hemispheres are attached together.3. The spherical radiotherapy phantom apparatus according to claim 1 , wherein the spherical body and the cartridge each comprise a material having a radiation attenuation comparable to water.4. The spherical radiotherapy phantom apparatus according to claim 1 , wherein the spherical body and the cartridge each comprise a material selected from a group including polymethyl ...

SAFETY INSPECTION DETECTOR AND GOODS SAFETY INSPECTION SYSTEM

The invention discloses a safety inspection detector and a goods safety inspection system. The safety inspection detector at least comprises a circuit board, a first housing, a second housing, a detection module and a connecting interface. The detection module and the connecting interface are mounted on the circuit board. The first housing is pressed and connected to a first surface of the circuit board, and the second housing is pressed and connected to a second surface of the circuit board. The first housing and the second housing can hermetically wrap the detection module and electronic devices on the circuit board, but bypass the connecting interface to realize leading-out and connection with related interconnected cables by utilizing the connecting interface. The housings can be used for sealing and protecting sensitive electronic devices in the detector, thus being moisture proof and preventing interference. 1. A safety inspection detector comprising a circuit board , a detection module and a connecting interface; the detection module being mounted on a first surface or a second surface of the circuit board; and the connecting interface being mounted on the first surface of the circuit board , whereinthe safety inspection detector further comprises a first housing and a second housing, wherein the first housing is pressed and connected to the first surface of the circuit board, and a seal structure is formed on a contact surface of an edge of the first housing contacting with the first surface of the circuit board; electronic devices on the circuit board are sealed between the first housing and the circuit board; and the first housing has an inwardly concave notch that corresponds to the connecting interface, so as to expose the connecting interface;the second housing is pressed and connected to a second surface of the circuit board, and another seal structure is formed on a contact surface of an edge of the second housing contacting with the second surface of ...

APPARATUS AND METHOD FOR PROVIDING IN-SITU RADIATION MEASUREMENTS WITHIN A DENSITY EQUIVALENT PACKAGE

An apparatus for providing in-situ radiation measurements within a density equivalent package is disclosed. The apparatus may include a radiation detector embedded within the density equivalent package that is configured to measure an amount of exposure of a phantom material of the density equivalent package to radiation emitted by an irradiation device. The phantom material may have density equivalence with an object or substance for which radiation exposure information is sought and the phantom material may serve as a substitute for the object or substance. A signal including the measurement of the amount of exposure of the phantom material to the radiation may be provided to a processor of the apparatus for processing. The processor may process the signal to interpret and provide additional information relating to the measurement and may provide the information to a device communicatively linked to the apparatus. 1. A portable device for measuring radiation in-situ , comprising:a housing;a phantom material representing an object or substance to be irradiated by an irradiator; wherein the phantom material has density equivalence with the object or substance to be irradiated;a radiation detector embedded within the housing and the phantom material, wherein the radiation detector measures an amount of exposure of the phantom material to radiation when an irradiation device emits the radiation within range of the phantom material; and{'claim-text': 'receiving, to the processor, a current signal including a measurement including the amount of exposure of the phantom material to the radiation.', '#text': 'a processor that perform operations, the operations comprising:'}2. The portable device of claim 1 , wherein the operations further comprise analyzing the current signal including the measurement.3. The portable device of claim 1 , wherein the operations further comprise storing the information associated with the measurement.4. The portable device of claim 1 , ...

DEAD PIXEL COMPENSATION IN POSITRON EMISSION TOMOGRAPHY (PET)

A system () and a method () compensate for one or more dead pixels in positron emission tomography (PET) imaging. A pixel compensation processor receives PET data describing a target volume of a subject. The PET data is missing data for one or more dead pixels. The pixel compensation estimates PET data for the dead pixels from the received PET data. 1. A system for compensating for one or more dead pixels in positron emission tomography (PET) imaging , said system comprising: receive PET data describing a target volume of a subject, the PET data missing data for one or more dead pixels; and', 'estimate PET data for the dead pixels from the received PET data., 'a pixel compensation processor configured to2. The system according to claim 1 , wherein a pixel is the smallest area to which a scintillation event can be localized.3. The system according to claim 1 , wherein the pixel compensation processor is configured to estimate the PET data for one of the dead pixels by:duplicating PET data of a neighboring pixel; andreplacing a location of the neighboring pixel with a location of the dead pixel in the duplicate PET data.4. The system according to claim 3 , wherein the received PET data is list mode data describing a coincident event at each list item claim 3 , and wherein the duplicate PET data is a list item of the received PET data.5. The system according to claim 1 , wherein the pixel compensation processor is configured to estimate the PET data for one of the dead pixels by:probabilistically selecting subsets of PET data of pixels neighboring the dead pixel and included in the received PET data;duplicating or weightedly combining the selected subsets of PET data; andreplacing locations of the neighboring pixels with a location of the dead pixel in the duplicate or weightedly combined PET data.6. The system according to claim 1 , wherein the received PET data is sinogram data claim 1 , and wherein the pixel compensation processor is configured to estimate the PET ...

Liquid mixture used to test and validate test devices

A liquid mixture used to test and validate test devices for inspecting objects or persons is provided. The mixture containing glycerol and consisting of a mixture of glycerol, ethanoic acid and water.

X-RAY DETECTOR AND X-RAY PHOTOGRAPHING APPARATUS INCLUDING THE SAME

An X-ray detector and an X-ray imaging apparatus including the X-ray detector are provided. The X-ray detector includes a detector element including a cathode electrode and an anode electrode which are spaced apart from each other and a photoconductive layer located between the cathode electrode and the anode electrode and configured to absorb X-rays and generate electric charges, a first temperature controller configured to contact a first surface of the detector element and is configured to control a temperature of the cathode electrode, and a second temperature controller configured to contact a second surface of the detector element opposite to the first surface of the detector element and configured to control a temperature of the anode electrode. 1. An X-ray detector comprising:a detector element including a cathode electrode and an anode electrode which are spaced apart from each other and a photoconductive layer located between the cathode electrode and the anode electrode, and configured to absorb X-rays and generate electric charges;a first temperature controller configured to contact a first surface of the detector element and is configured to control a temperature of the cathode electrode; anda second temperature controller configured to contact a second surface of the detector element opposite to the first surface of the detector element and configured to control a temperature of the anode electrode.2. The X-ray detector of claim 1 , wherein at least one of the first temperature controller and the second temperature controller is configured to reduce an occurrence of polarization in the photoconductor layer by controlling the temperature of at least one of the cathode electrode and the anode electrode.3. The X-ray detector of claim 1 , wherein at least one of the first temperature controller and the second temperature controller is configured to control the temperature of at least one of the cathode electrode and the anode electrode so that a ...

RADIOACTIVE WASTE SCREENING SYSTEMS, AND RELATED METHODS

A radioactive waste screening system comprising at least one subsystem, at least one computer assembly operatively associated with and configured to receive measurement data from the at least one subsystem, and control logic in communication with the at least one computer assembly. The at least one subsystem is selected from the group consisting of a packaged waste screening subsystem, a volume waste screening subsystem, a subsurface waste characterization subsystem, and a surface waste characterization subsystem. The control logic is configured to verify the operability of the at least one subsystem, to control the at least one subsystem, and to assess the radioactivity of at least one material at least partially based on the measurement data received by the at least one computer assembly. A method of assessing a potentially radioactive material, and a method of determining the radioactivity of a material are also described. 1. A radioactive waste screening system , comprising: a packaged waste screening subsystem configured to measure the radioactivity of a packaged material;', 'a volume waste screening subsystem configured to measure the radioactivity of portions of a volume of material conveyed therethrough;', 'a subsurface waste characterization subsystem configured to measure the radioactivity of regions of a subterranean formation adjacent at least one borehole; and', 'a surface waste characterization subsystem configured to measure the radioactivity of surface regions of an earthen formation;, 'at least one subsystem selected from the group consisting ofat least one computer assembly operatively associated with and configured to receive measurement data from the at least one subsystem; andcontrol logic in communication with the at least one computer assembly, the control logic configured to verify the operability of the at least one subsystem, to control the at least one subsystem, and to assess the radioactivity of at least one of the packaged material, the ...

RECOGNITION OF POSITION OF CRYSTAL IN NUCLEAR DETECTOR

An apparatus for recognizing a position of a crystal in a nuclear detector, including: a silicon semiconductor detector array arranged in a crystal array in the nuclear detector, where each row/or column of silicon semiconductor detectors is configured to output a sum of voltages outputted by the silicon semiconductor detectors in the row/or column at a row/or column signal output end; row signal comparing modules, one to one correspondingly connected to each row signal output end and configured to obtain a row comparison result for each row of silicon semiconductor detectors; column signal comparing modules, one to one correspondingly connected to each column signal output end and configured to obtain a column comparison result for each column of silicon semiconductor detectors; and a crystal position recognizing module configured to recognize a position of a crystal hit by a photon according to each row comparison result and each column comparison result. 1. An apparatus for recognizing a position of a crystal in a nuclear detector , comprising: each row of the silicon semiconductor detector array is configured to output a sum of voltages outputted by the silicon semiconductor detectors in the row at a row signal output end,', 'each column of the silicon semiconductor detector array is configured to output a sum of voltages outputted by the silicon semiconductor detectors in the column at a column signal output end,', 'each of the silicon semiconductor detectors corresponds to a crystal in the crystal array and is coupled to a row signal output end of a row including the silicon semiconductor detector and to a column signal output end of a column including the silicon semiconductor detector;, 'a silicon semiconductor detector array, comprising a plurality of silicon semiconductor detectors arranged in a form of a crystal array in the nuclear detector, whereina plurality of row signal comparing modules each coupled to a respective row signal output end of a ...

RADIATION SURVEYING

In order to improve the compliance of proper radiography surveys, and to overcome the myriad of human factor and other reasons that may cause an operator—consciously or unconsciously—to not make a survey, the system described herein may serve to transform the survey process from a totally active effort to a largely passive one. The system described herein is active, thus allowing the operator to be more passive in connection with performance of radiation surveys. In concept, according to the system described herein, surveying radiographic equipment and general areas is transformed from the requirement to attentively move an instrument through space while observing a meter panel. Instead, the system described herein enables a process whereby the operator may perform other (non-survey) activities while the survey occurs automatically and provides the results directly to the operator without requiring the operator to make independent, active efforts. 1. A radiation survey system , comprising:a radiation detector that measures radiation substantially continuously;a control unit that receives data from the radiation detector and processes the data; anda display device that receives the processed data from the control unit and displays the processed data on a display substantially continuously to show radiation levels fluctuating within a normal range as the radiation detector is moved to different areas, wherein the display device is wearable or carryable by an operator.2. The radiation survey system according to claim 1 , wherein at least one of the following is provided: (i) the radiation detector is wearable or carryable by the operator claim 1 , or (ii) the control unit is wearable or carryable by the operator.3. The radiation survey system according to claim 1 , wherein the control unit and the display device are combined into a single control/display unit.4. The radiation survey system according to claim 3 , wherein the single control display unit is wearable on a ...

System For Testing Under Controlled Emulated Atmospheric Conditions

Exemplary embodiments include at least one modular container that can be assembled to emulate a desired atmosphere. Each container includes apertures on opposing ends of the container to allow EMR to enter and exit the container. Each container can include temperature control systems, humidity control systems, fan arrays to emulate wind/turbulence, and a plurality of sensors to measure the current conditions within the container, all of which can be installed within the containers walls.

MEASUREMENT DEVICES AND METHOD FOR MEASURING RADIATION OF A RADIATION SOURCE

A measurement device for measuring radiation of a radiation source is provided. The measurement device comprises a container for receiving a liquid, at least one detector arranged in the container and a detector arrangement outside the container for determining the size of a radiation field and/or the energy of radiation emitted by the radiation source. 1. A measurement device for measuring radiation of a radiation source , comprisinga container for receiving a liquid;at least one detector arranged in the container; anda detector arrangement for determining the size of a radiation field and/or the energy of radiation emitted by the radiation source.1. The measurement device as claimed in claim 1 , wherein the detector arrangement is arranged outside the container.2. The measurement device as claimed in claim 1 , wherein the detector arrangement comprises a plurality of detectors for detecting radiation of the radiation source claim 1 , wherein at least some of the detectors are arranged in a row.3. The measurement device as claimed in claim 2 , wherein a plurality of first detectors is arranged in a first row and a plurality of second detectors is arranged in a second row claim 2 , the first row extending at an angle relative to the second row.4. The measurement device as claimed in claim 1 , further comprising a mechanism for moving the container to various measurement locations along at least one positioning direction.5. The measurement device as claimed in claim 3 , further comprising a mechanism for moving the container to various measurement locations along at least one positioning direction claim 3 , wherein a support is arranged on a side of the mechanism that will face away from the radiation source.6. The measurement device as claimed in claim 4 , further comprising a mechanism for moving the container to various measurement locations along at least one positioning direction claim 4 , wherein the mechanism is configured to move the container along a first ...

DETECTOR ARRAY FOR RADIATION SYSTEM

A detector array for a radiation system includes a radiation detection sub-assembly, a routing sub-assembly, and an electronics sub-assembly. The routing sub-assembly is disposed between the radiation detection sub-assembly and the electronics sub-assembly and includes one or more layers of shielding material. For example, the routing sub-assembly may include a printed circuit board having embedded therein a shielding material configured to shield the electronics sub-assembly from at least some radiation. In some embodiments, the shielding material defines at least one opening through which a conductive element(s) passes to deliver signals between the radiation detection sub-assembly and the electronics sub-assembly. 1. A detector array for a radiation system , the detector array comprising:a scintillator configured to convert a radiation photon impinging the scintillator into one or more luminescent photons;a photodetector array configured to convert the one or more luminescent photons into electrical charge, the scintillator disposed on a first side of the photodetector array; and a dielectric material; and', 'a shielding material in proximity to the dielectric material, the shielding material defining at least one opening through which a conductive element is configured to extend, the shielding material configured to inhibit a passage of one or more radiation photons through the shielding material., 'a routing sub-assembly disposed on a second side of the photodetector array, the routing sub-assembly comprising2. The detector array of claim 1 , comprising an electronics sub-assembly electrically connected to the photodetector array and configured to receive the electrical charge from the photodetector array through the conductive element claim 1 , wherein the routing sub-assembly is positioned between the photodetector array and the electronics sub-assembly.3. The detector array of claim 1 , wherein the at least one opening comprises a first opening claim 1 , a ...

GAMMA-RAY MEASUREMENT DEVICE AND GAMMA-RAY MEASUREMENT METHOD

Provided are a gamma-ray measurement device and a gamma-ray measurement method which perform a gamma-ray measurement of simple and inexpensive structure in a mixed field of neutrons and gamma-rays. A gamma-ray measurement device is used in a method for measuring the dose in the same place when using a lead filter and when not using the filter, and obtaining a gamma dose from a difference. The gamma-ray measurement device includes a first detector which is made up of the lead filter for shielding gamma-rays and a glass dosimeter disposed in the center of the filter, and a second detector that is made up of only the glass dosimeter. 1. A gamma-ray measurement device comprising:a first detector which is disposed around a radiation dosimeter that is the same as a radiation dosimeter constituting a second detector used together, and is formed of lead or lead alloy, wherein the first detector is made up of a filter in which the thickness is determined such that an attenuation of neutrons and a correction factor of gamma-rays are within an allowable range in the measurement of gamma rays.2. The gamma-ray measurement device according to claim 1 , wherein the thickness of the filter is 2 cm or less and 1 cm or more in terms of pure lead.3. The gamma-ray measurement device according to claim 1 , wherein the filter further is a substantially hollow spherical body or a substantially cylindrical body having a uniform thickness in which a glass dosimeter is disposed in a center.4. The gamma-ray measurement device according to claim 3 , further comprising:a support member configured to support the glass dosimeter at a predetermined position therein.5. A gamma-ray measurement method comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'placing the first detector of the gamma-ray measurement device according to , and the second detector made up of the same radiation dosimeter as the radiation dosimeter used in the first detector in a mixed field of neutrons and gamma-ray; ...

RADIATION DETECTION DEVICE AND METHOD OF MANUFACTURING RADIATION DETECTION DEVICE

Provided are a radiation detection device, in which the peeling of a sheet material that covers the outer peripheral surface can be suppressed, and a method of manufacturing a radiation detection device. A radiation detection device includes: a front surface member; a rear surface member assembled with the front surface member; a radiation detection panel disposed between the front surface member and the rear surface member and detecting radiation incident from the front surface member side; a sheet material that covers an outer peripheral surface of at least one of the front surface member or the rear surface member; a packing, the sheet material being interposed between the packing and the front surface member or the rear surface member; and a holding portion provided in at least one of the front surface member or the rear surface member and holding the packing in a pressed state. 1. A radiation detection device , comprising:a front surface member;a rear surface member assembled with the front surface member;a radiation detection panel that is disposed between the front surface member and the rear surface member and detects radiation incident from the front surface member side;a sheet material that covers an outer peripheral surface of at least one of the front surface member or the rear surface member;a packing, the sheet material being interposed between the packing and the front surface member or the rear surface member; anda holding portion that is provided in at least one of the front surface member or the rear surface member and holds the packing in a pressed state.2. The radiation detection device according to claim 1 ,wherein the sheet materials cover outer peripheral surfaces of both the front surface member and the rear surface member,the holding portion is a groove provided in either the front surface member or the rear surface member,an end portion of one of the sheet materials is inserted into the groove, andan end portion of the other sheet material ...

BORON COATED STRAWS FOR NEUTRON DETECTION WITH PIE-SHAPED CROSS-SECTION

A boron coated straw detector for use in a neutron detection system is disclosed comprising a boron coated straw having at least one boron-coated septum radially oriented and extending a pre-determined distance towards the center of the straw. Preferably, the straw comprises a plurality of septa comprising a rigid surface, coated on both sides with a boron composition. Preferably, the septa run the length of the straw detector from one end of the straw to the other. The area coated on the septa adds to the area coated on the arc segments offering a significant benefit in sensitivity of the neutron detector. 1. An improved boron-coated straw detector system comprising a boron-coated straw having a diameter and at least one septum extending radially inward from inner surface of the straw , each septum having a boron-coating on two sides.2. The straw detector system of claim 1 , wherein the straw comprises a plurality of septa.3. The straw detector system of claim 1 , wherein each septum has a length of about 0.31 times the straw diameter or less.4. The straw detector system of wherein the straw comprises an even number of septa.5. The straw detector system of claim 2 , wherein each septum extends from a first end of the straw to a second opposite end of the straw.6. The straw detector system of claim 2 , wherein the straw comprises 6 to 12 septa.7. The straw detector system of claim 2 , wherein the septa are about equally spaced apart around the interior surface of the straw.8. The straw detector system of claim 7 , wherein the length of each septum is within about 5% of the length of an arc length between each septum.9. The straw detector system of claim 7 , wherein the length of each septum is between about 50% and 100% of an arch length between each septum.10. The straw detector system of claim 7 , wherein the length of each septum is greater than or equal to 0.95 times the length of an arch between each septum.11. The straw detector system of claim 2 , wherein the ...

X-RAY DETECTOR, X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME

The X-ray imaging apparatus may include at least one X-ray detector including a storage unit configured to store ID information and a mounting position detecting unit; at least one mounting unit in which the X-ray detector is mounted; and a control unit configured to determine which X-ray detector among the at least one X-ray detector is mounted in which mounting unit among the at least one mounting unit based on the ID information and an output value of the mounting position detecting unit. 1. An X-ray detector that is one of mounted in a mounting unit and portably provided without being mounted in the mounting unit , the detector comprising:a storage unit configured to store identification (ID) information of the X-ray detector; anda detecting unit configured to detect a mounting position of the X-ray detector.2. The X-ray detector according to claim 1 , wherein the mounting unit includes one of a table mounting unit provided in an imaging table claim 1 , a stand mounting unit provided in an imaging stand claim 1 , and a portable mounting unit having a grid.3. The X-ray detector according to claim 1 , wherein the detecting unit includes a magnetic sensor to detect at least one of a magnetic field direction and a magnetic field strength.4. The X-ray detector according to claim 2 , wherein the magnetic sensor includes a linear magnetic sensor to output a value corresponding to the magnetic field strength.5. The X-ray detector according to claim 2 , wherein the at least one magnetic sensor includes a nonlinear magnetic sensor to output one of on and off according to the magnetic field strength.6. The X-ray detector according to claim 2 , wherein the magnetic sensor includes a nonlinear magnetic sensor to output one of on and off according to whether a magnetic field strength is equal to or greater than a threshold value.7. The X-ray detector according to claim 1 , wherein the detecting unit includes a tilt sensor to detect a tilt.8. The X-ray detector according to ...

NONLINEAR PROCESSING FOR OFF-AXIS FREQUENCY REDUCTION IN DEMODULATION OF TWO DIMENSIONAL FRINGE PATTERNS

A method of demodulating an image captured from an imaging system having at least one two-dimensional grating. The captured image comprises a phase modulated fringe pattern comprising cross-term phase components resulting from presence of the at least one two-dimensional grating. The method determines parameters of at least a first non-linear transformation for attenuating the cross-term phase components. The parameters of the first non-linear transformation are determined for the imaging system to reduce artefacts in a demodulated image introduced by the cross-term phase components. The method demodulates the captured image by applying at least the first non-linear transformation with the determined parameters to the captured image to attenuate the cross-term phase components. 1. A method of demodulating an image captured from an imaging system having at least one two-dimensional grating , the captured image comprising a phase modulated fringe pattern comprising cross-term phase components resulting from presence of the at least one two-dimensional grating , the method comprising:determining parameters of at least a first non-linear transformation for attenuating the cross-term phase components, wherein the parameters of the first non-linear transformation are determined for the imaging system to reduce artefacts in a demodulated image introduced by the cross-term phase components; anddemodulating the captured image by applying at least the first non-linear transformation with the determined parameters to the captured image to attenuate the cross-term phase components.2. A method according to claim 1 , wherein the determining parameters of the first non-linear transformation comprises:determining a ratio between a magnitude of the cross-term and a magnitude of on-axis phase components for a calibration image captured using the imaging system; anddetermining parameters of the non-linear transformations using the determined ratio.3. A method according to claim 1 , ...

BONDING METHOD WITH PERIPHERAL TRENCH

A device has planar components forming part of a stack on a support frame, such as a substrate and upper layer, for example a fiber optic scintillator/fiber optic plate, bonded together by an adhesive layer of well-defined thickness. The device is made by providing a trench in a peripheral recess extending in a marginal portion of the support frame. Excess adhesive is applied to one of the planar components, which are then brought together such that the adhesive layer of well-defined thickness is formed between the two components and surplus adhesive is collected in the trench. 1. A method of making an integrated device having upper and lower planar components forming part of a stack and bonded together by an adhesive layer of well-defined thickness , comprising:providing a trench within a peripheral recess formed within a marginal portion of a support frame for said stack;applying an excess amount of adhesive to one of said planar components;bringing said upper and lower planar components into proximity such that said adhesive layer of well-defined thickness is formed between said upper and lower planar components; andcollecting surplus adhesive in said trench.2. The method as claimed in claim 1 , wherein the lower component is a silicon substrate.3. The method as claimed in claim 2 , wherein the peripheral trench is linear.4. The method as claimed in claim 2 , wherein the peripheral trench is formed on opposite sides of the support frame.5. The method as claimed in claim 2 , wherein the support frame is made of aluminum.6. The method as claimed in claim 5 , wherein the peripheral trench is milled into the support frame.7. The method as claimed in claim 2 , wherein the surplus adhesive remains in situ in the peripheral trench during a subsequent curing step.8. The method as claimed in claim 1 , wherein the trench is U-shaped.9. The method as claimed in claim 1 , wherein the device is an X-ray detector.10. An integrated device comprising:a planar substrate forming ...

RADIATION IMAGING APPARATUS

A radiation imaging apparatus comprising: an optical imaging device configured to image real world structures; a position and orientation detector configured to determine an instantaneous position and orientation of the radiation imaging apparatus in six degrees of freedom relative to the real world structures as a fixed frame of reference; a radiation detector configured to detect ionising radiation; a radiation source determination section configured to determine a distribution of radiation sources based on data of the ionising radiation detected by the radiation detector combined with data of the position and orientation of the radiation imaging apparatus relative to the real world structures; and an image generator configured to generate data for a combined image comprising an optical image of the real world structures imaged by the optical imaging device and an overlay image representing the distribution of radiation sources based on data from the radiation source determination section. 1. A radiation imaging apparatus comprising:an optical imaging device configured to image real world structures;a position and orientation detector configured to determine an instantaneous position and orientation of the radiation imaging apparatus in six degrees of freedom relative to the real world structures as a fixed frame of reference;a radiation detector configured to detect ionising radiation;a radiation source determination section configured to determine a distribution of radiation sources based on data of the ionising radiation detected by the radiation detector combined with data of the position and orientation of the radiation imaging apparatus relative to the real world structures; andan image generator configured to generate data for a combined image comprising an optical image of the real world structures imaged by the optical imaging device and an overlay image representing the distribution of radiation sources based on data from the radiation source ...

INSTRUMENT FOR ASSAYING RADIATION

An instrument for assaying radiation includes a radiation sensor and a collimator that covers at least a portion of the radiation sensor. The collimator defines a first field of view to the radiation sensor. An insert in the collimator defines a second field of view to the radiation sensor that is less than the first field of view. 1. An instrument for assaying radiation , comprising:a. a radiation sensor;b. a collimator covering at least a portion of the radiation sensor, wherein the collimator defines a first field of view to the radiation sensor; andc. an insert in the collimator, wherein the insert defines a second field of view to the radiation sensor that is less than the first field of view.2. The instrument as in claim 1 , wherein the radiation sensor comprises an attenuation layer between a plurality of radiation sensitive film layers.3. The instrument as in claim 1 , wherein the first field of view is greater than 60 degrees.4. The instrument as in claim 1 , wherein the second field of view is less than or equal to 60 degrees.5. The instrument as in claim 1 , wherein the insert defines a frustoconical inner shape and a through bore.6. The instrument as in claim 1 , wherein the insert is connected to the collimator by a material that is transparent to radiation.7. The instrument as in claim 1 , further comprising a camera aligned with the radiation sensor.8. The instrument as in claim 1 , further comprising a dosimeter aligned with the radiation sensor.9. An instrument for assaying radiation claim 1 , comprising:a. a plurality of radiation sensors;b. a separate collimator covering at least a portion of each of the plurality of radiation sensors, wherein each collimator defines a first field of view; andc. a separate insert in each collimator, wherein each insert defines a second field of view that is less than the first field of view.10. The instrument as in claim 9 , each radiation sensor comprises an attenuation layer between a plurality of radiation ...

ADVANCED CRYOSTAT DESIGN FOR RADIATION DETECTION

A structurally robust radiation detection system is provided, the system having a radiation detector, a first encasement encasing the radiation detector, a second encasement encasing the first encasement, and a pair of rigid support frames each configured to couple the first encasement to the second encasement such that the first encasement does not contact the second encasement, the support frames respectively comprising an inner ring configured to be coupled to the first encasement, an outer ring configured to be coupled to the second encasement, and a plurality of curvilinear connecting members connecting the inner ring to the outer ring, the connecting members being periodically spaced apart along a circumference of each of the inner and outer rings and respectively configured to have connecting points at the inner ring that are radially offset from corresponding connecting points at the outer ring. 1. A radiation detection system , comprising:a radiation detector;a first encasement encasing the radiation detector;a second encasement encasing the first encasement; and an inner ring configured to be coupled to the first encasement,', 'an outer ring configured to be coupled to the second encasement, and', 'a plurality of curvilinear connecting members connecting the inner ring to the outer ring, the connecting members being periodically spaced apart along a circumference of each of the inner and outer rings and respectively configured to have connecting points at the inner ring that are radially offset from corresponding connecting points at the outer ring., 'a pair of rigid support frames each configured to couple the first encasement to the second encasement such that the first encasement does not contact the second encasement, the support frames respectively comprising2. The radiation detection system of claim 1 , wherein the inner rings of the support frames are coupled to respective ends of the first encasement.3. The radiation detection system of claim 2 , ...

RADIATION IMAGE SENSING APPARATUS AND RADIATION IMAGE SENSING SYSTEM

A radiation image sensing apparatus includes an image sensor configured to sense a plurality of radiation images at a frame rate according to a synchronization signal, and a controller configured to control the image sensor. In a case in which the frame rate is lower than a predetermined frame rate, the controller causes the image sensor to perform a temperature controlling operation of generating additional heat other than heat generated by an image sensing operation in addition to the image sensing operation so as to reduce a change in a temperature of the image sensor. 1. A radiation image sensing apparatus comprising an image sensor configured to sense a plurality of radiation images at a frame rate according to a synchronization signal , and a controller configured to control the image sensor ,wherein in a case in which the frame rate is lower than a predetermined frame rate, the controller causes the image sensor to perform a temperature controlling operation of generating additional heat other than heat generated by an image sensing operation in addition to the image sensing operation so as to reduce a change in a temperature of the image sensor.2. The apparatus according to claim 1 , wherein in the case in which the frame rate is lower than the predetermined frame rate claim 1 , the controller causes the image sensor to perform a reset operation of the image sensor in accordance with the synchronization signal claim 1 , and causes the image sensor to perform the temperature controlling operation after an elapse of a waiting time according to the predetermined frame rate from the reset operation.3. The apparatus according to claim 2 , wherein the controller determines the waiting time in accordance with the predetermined frame rate.4. The apparatus according to claim 1 , wherein the image sensor comprises a pixel array including a plurality of pixels claim 1 ,each of the plurality of pixels includes a conversion element configured to convert radiation into an ...

SPECTRAL DATA COMPRESSION

A data processing system () for compressing gamma spectroscopy data includes a data input () for receiving data representing counts for each of a plurality of bins. The counts represent a set of binned gamma spectroscopy data. The data processing system () also includes a processor (). The processor () is arranged to: read the counts in each bin; calculate a measure representative of the counts using the counts in one or more of the bins; choose, using the measure, which one of at least two compression schemes to use to compress the data representing the counts; and compress the data representing the counts according to the chosen compression scheme; and write the compressed data representing the counts to a data storage device (). 1. A method of compressing gamma spectroscopy data comprising:receiving as an input data representing counts for each of a plurality of bins, the counts representing a set of binned gamma spectroscopy data;reading the counts in each bin;calculating a measure representative of the counts using the counts in one or more of the bins;choosing, using the measure, which one of at least two compression schemes to use to compress the data representing the counts;compressing the data representing the counts according to the chosen compression scheme; andwriting the compressed data representing the counts to a data storage device.2. The method of claim 1 , wherein the set of binned gamma spectroscopy data is associated with spatial position data.3. The method of method of claim 1 , comprising writing a tag claim 1 , associated with the compressed data claim 1 , to the data storage device claim 1 , to indicate the chosen compression scheme.4. The method of claim 1 , wherein each of the at least two compression schemes is a lossless compression scheme.5. The method of claim 1 , wherein the at least two different compression schemes comprise at least two of a low data rate compression scheme which comprises storing the bin numbers in which counts are ...

MULTI-RADIATION IDENTIFICATION AND DOSIMETRY SYSTEM AND METHOD

A multi-radiation identification and dosimetry system and method that allows for monitoring of alpha, beta, and gamma radiation is disclosed. The system/method incorporates a segmented silicon drift detector (SSDD) that allows measurement of directly absorbed radiation in the semiconductor (betas, conversion electrons, Lx lines, and alphas) on one SSDD segment and radiation from a radiation scintillation detector (RSD) on multiple segments of the SSDD. With the anode side of the SSDD directed toward the radiation inspection surface (RIS), the SSDD+RSD stacked radiation detector collects radiation which is processed by a charge sensitive amplifier (CSA) and then processed by a time stamping differentiator (TSD). A computing control device (CCD) may be configured to collect the time stamp differentiation data from the various SSDD segments to permit the simultaneous discrimination of several types of radiation by and presentation of these radiation types and counts on a display monitor. 1. A multi-radiation identification and dosimetry system comprising:(a) segmented silicon drift detector (SSDD);(b) radiation scintillation detector (RSD);(c) radiation detection chamber (RDC);(d) time stamping differentiator (TSD); and(e) computing control device (CCD);wherein:said SSDD is attached to said RSD with a SSDD-to-RSD mechanical coupler;said SSDD and said RSD are contained within said RDC;said SSDD comprises a plurality of segmented detection regions (SDR);said SSDD comprises an anode side and a cathode side;said SSDD anode side is directed toward a radiation inspection surface (RIS) to be inspected for radiation contamination;said SSDD cathode side is configured to contact said SSDD-to-RSD mechanical coupler;said TSD is electrically coupled to said SSDD and said RSD and configured to collect and time-stamp charge data collected from directly absorbed radiation within each of said SDR and visual photons in said RSD that reach all of said SDR simultaneously; andsaid CCD is ...

FLAME- PROOF RADIATION DETECTOR WITH WIRELESS COMMUNICATION MEANS

A radiation detector module includes a radiation detector, power source and wireless communication elements all housed within a flame-proof enclosure. The enclosure has a portion through which wireless transmissions can pass. The radiation detector module may be suitable for use in a hazardous area containing a potentially explosive gas mixture. 1102022242830. A radiation detector module () comprising a radiation detector ( ,) , power source () and wireless communication means ( ,) all housed within a flame-proof enclosure.214. A radiation detector module according to claim 1 , wherein at least a portion () of the walls of the flame-proof enclosure is made from a material which is relatively more transmissive to the wireless transmission than is steel.3. A radiation detector module according to claim 2 , wherein said portion of the walls of the flame-proof enclosure is made from a non-metallic material.4. A radiation detector module according to claim 3 , wherein said non-metallic material is a static dissipative plastics material having a surface resistance ≦1 GΩ at (23±2)° C. and (50±5)% relative humidity claim 3 , when measured in accordance with the test given in Clause 26.13 of EN 60079-0:2004.5. A radiation detector module according to claim 1 , wherein the maximum surface area of non-metallic material having a surface resistance ≦1 GΩ at (23±2)° C. and (50±5)% relative humidity forming an external surface of the flame-proof enclosure is 10 claim 1 ,000 mm.6121438. A radiation detector module according to claim 1 , wherein said flame-proof enclosure comprises a housing comprising a body portion () and at least one end cap ( claim 1 , ).7. A radiation detector module according to claim 7 , wherein the body portion of said housing is made from metal and the end cap comprises a non-metallic material.834. A radiation detector module according to claim 1 , wherein the housing or the end cap include indicating means () for providing information about the status of ...

X-RAY DETECTOR AND X-RAY IMAGING APPARATUS HAVING THE SAME

Disclosed herein are an X-ray detector, in which an active area of the X-ray detector has an improved structure for a user's convenience, and an X-ray imaging apparatus having the same, The X-ray detector is configured to detect X-rays irradiated from an X-ray source, and includes: a top frame that includes a first area, a second area which is bent from the first area, and an active area which is biased from a center of the first area; a side frame that includes a top frame resting part which is formed in an outer surface which faces an outside of the X-ray detector and on which the second area rests, the side frame being coupled with the top frame to form an accommodation space; and a sensor panel disposed in the accommodation space and configured to convert the detected X-rays into an electrical signal, the sensor panel being biased from the center of the first area to correspond to the active area. 1. An X-ray detector configured to detect X-rays irradiated from an X-ray source , the X-ray detector comprising:a top frame that includes a first area, a second area which is bent from the first area, and an active area which is biased from a center of the first area;a side frame that includes a top frame resting part which is formed in an outer surface which faces an outside of the X-ray detector and on which the second area rests, the side frame being coupled with the top frame to form an accommodation space; anda sensor panel disposed in the accommodation space and configured to convert the detected X-rays into an electrical signal, the sensor panel being biased from the center of the first area to correspond to the active area.2. The X-ray detector according to claim 1 , wherein the first area comprises:a first edge which meets the second area; anda plurality of second edges which define the first area together with the first edge,wherein the active area is formed in the first area so as to be biased toward the first edge from the center of the first area.3. The X ...

FLEXIBLE DETECTOR FOR X-RAY IMAGING

Embodiments include a detector with a flexible scintillator screen and a flexible photosensor array and an apparatus with supports coupled to the ends of the detector. The apparatus enables the detector to either flex repeatedly or be flexed and then fixedly held in a flexed configuration. 1. A digital detection apparatus comprising: a flexible photosensor array configured to detect light photons and having a light-accepting surface; and', 'wherein the detector has a first end and a second end opposite the first end on an axis of the detector;', 'a flexible scintillator configured to convert radiation into light photons and having a light-exiting surface;'}], 'a detector comprising'}a first support coupled to the first end of the detector; 'wherein the detector is sufficiently flexible to enable at least one end of the detector to be moved relative to the other end of the detector to change the distance between the ends of the detector.', 'a second support coupled to the second end of the detector such that the detector extends between the first support and the second support;'}2. The apparatus of claim 1 , further comprising an optically clear adhesive adhered to a surface of the flexible scintillator and a surface of the flexible photosensor array.3. The apparatus of claim 1 , wherein the flexible scintillator includes a cesium iodide scintillator.4. The apparatus of claim 1 , wherein the flexible photosensor array includes organic electronics.5. The apparatus of claim 1 , wherein the at least one of the first and second support includes electronics configured to support imaging by the detector.6. The apparatus of claim 1 , wherein the first support and the second support comprise a frame claim 1 , and wherein the apparatus is a gantry apparatus.7. The apparatus of claim 1 , wherein at least one support has a face positioned to shape a portion of the detector.8. The apparatus of claim 1 , wherein at least a section of the detector is suspended between the first ...

RADIOGRAPHIC IMAGE DETECTION DEVICE AND METHOD FOR OPERATING THE SAME

In a case where power P_C supplied to CA during the image reading operation is normal power PN_C, in an AED operation of detecting irradiation start of X-rays, a control unit of an electronic cassette causes at least one of non-detection CAs other than a detection CA that is the charge amplifier connected to a detection channel of a detection pixel for irradiation start detection, among the plurality of CAs connected to a MUX to be in a power saving state in which the supply power P_C is lower than the normal power PN_C during the image reading operation. 1. A radiographic image detection device comprising:a sensor panel in which pixels that are sensitive to radiation which has been emitted from a radiation generation apparatus and transmitted through a subject and accumulate charge are two-dimensionally arranged and a plurality of signal lines for reading the charge are arranged;a signal processing circuit that reads an analog voltage signal corresponding to the charge from the pixel through the signal line to perform signal processing;a plurality of charge amplifiers that are included in the signal processing circuit and each of which is provided for each signal line, is connected to one end of the signal line, and converts the charge from the pixel into the analog voltage signal;a multiplexer that is included in the signal processing circuit, has a plurality of input terminals to which the plurality of charge amplifiers are respectively connected, sequentially selects the analog voltage signals from the plurality of charge amplifiers, and outputs the selected analog voltage signal;an AD converter that is included in the signal processing circuit, is connected to a stage behind the multiplexer, and performs an AD conversion process of converting the analog voltage signal output from the multiplexer into a digital signal corresponding to a voltage value; anda processor configured to control the signal processing circuit such that an irradiation start detection ...

RADIOGRAPHIC IMAGE DETECTION DEVICE AND METHOD FOR OPERATING THE SAME

A control unit of an electronic cassette has a function of switching a power supply state to an ADC between an operating state corresponding to a first state in which first power is supplied and a non-operating state corresponding to a second state in which second power that is lower than the first power per unit time is supplied. The control unit reduces the number of ADCs in the operating state per unit time T in an AED operation for detecting the start of the emission of X-rays to be less than that in an image reading operation for outputting an X-ray image provided for diagnosis. 1. A radiographic image detection device comprising:a sensor panel in which pixels that are sensitive to radiation which has been emitted from a radiation generation apparatus and transmitted through a subject and accumulate charge are two-dimensionally arranged and a plurality of signal lines for reading the charge are arranged;a signal processing circuit that reads an analog voltage signal corresponding to the charge from the pixel through the signal line to perform signal processing;a plurality of AD converters that are included in the signal processing circuit, perform an AD conversion process of converting the analog voltage signal into a digital signal corresponding to a voltage value, and share the AD conversion process performed for each of the signal lines; anda processor configured to control the signal processing circuit such that an irradiation start detection operation and an image reading operation are performed,wherein the irradiation start detection operation reads the charge from the pixel through the signal line before the emission of the radiation starts and detects the start of the emission of the radiation on the basis of the digital signal corresponding to the read charge,the image reading operation reads the charge from the pixel through the signal line after a pixel charge accumulation period for which the charge is accumulated in the pixel elapses from the start ...

RADIATION IMAGING SYSTEM

A radiation imaging system includes a casing and a camera disposed inside the casing. A first field of view through the casing exposes the camera to light from outside of the casing. An image plate is disposed inside the casing, and a second field of view through the casing to the image plate exposes the image plate to high-energy particles produced by a radioisotope outside of the casing. An optical reflector that is substantially transparent to the high-energy particles produced by the radioisotope is disposed with respect to the camera and the image plate to reflect light to the camera and to allow the high-energy particles produced by the radioisotope to pass through the optical reflector to the image plate.

METHOD FOR PREDICTING ELECTROMAGNETIC RADIATION CHARACTERISTICS, COMPUTER-READABLE RECORDING MEDIUM AND SIMULATOR

A method for predicting electromagnetic radiation characteristics, a computer-readable recording medium and a simulator are provided. The method includes the steps of obtaining a plurality of first radiation currents in an equivalent circuit model of an electronic component, calculating a radiation resistance according to the first radiation currents, inserting the radiation resistance into the equivalent circuit model, and then obtaining a plurality of second radiation currents in the equivalent circuit model, and predicting electromagnetic radiation characteristics of the electronic component according to the second radiation currents. 1. A method for predicting electromagnetic radiation characteristics , comprising:obtaining a plurality of first radiation currents in an equivalent circuit model of an electronic component;calculating a radiance resistance according to the first radiation currents;inserting the radiation resistance into the equivalent circuit model, and then obtaining a plurality of second radiation currents in the equivalent circuit model; andpredicting electromagnetic radiation characteristics of the electronic component according to the second radiation currents.2. The method according to claim 1 , further comprising:dividing the electronic component into a plurality of parts;for each of the parts, obtaining an equivalent inductance and an equivalent capacitance with a zero potential at infinity, and constructing an equivalent circuit unit of the part according to the equivalent inductance and the equivalent capacitance; andconstructing the equivalent circuit model based on the equivalent circuit units of the parts.3. The method according to claim 2 , wherein a size of each of the parts of the electronic component is a preset proportion of a guide wavelength corresponding to a maximum operating frequency of the electronic component.4. The method according to claim 1 , wherein the step of calculating the radiance resistance comprises:selecting ...

RADIATION IMAGING APPARATUS

A radiation imaging apparatus includes a casing having an opening at a portion other than a radiation receiving surface thereof, a cover member attached to the opening, and a first seal member for effecting sealing between the interior of the radiation imaging apparatus and the opening arranged at the peripheral edge portion of the opening. By attaching the cover member, the hermeticity of the radiation imaging apparatus due to the first seal member is improved.

SYSTEMS AND METHODS FOR INSPECTION USING ELECTROMAGNETIC RADIATION

This disclosure provides a system and method for inspecting a component. The device can have a detector positioning system coupled to a detector and operable to move the detector within five degrees of freedom. The device can have an emitter positioning system operably coupled to the emitter and operable to move the emitter in three dimensions. The device can move the detector to a reference point above the component, the reference point being separated by a radius (ρ) on the applicate axis from an inspection point on the component. The controller can also receive at least one input from a display, and command the detector to a detector position within a spherical dome centered on the reference point based on the at least one input. 1. An x-ray inspection system comprising:an inspection platform for supporting a component to be inspected;an x-ray emitter configured to generate an inspection beam and disposed on a first side of the inspection platform;a detector configured to detect the inspection beam, and disposed on a second side of the inspection platform, opposite the first side of the inspection platform;a detector positioning system coupled to the detector and operable to move the detector on an abscissa axis, an ordinate axis, and an applicate axis;an emitter positioning system operably coupled to the emitter and operable to move the emitter in the abscissa axis and the ordinate axis and the applicate axis; and receive at least one input from an interface,', 'command the detector positioning system to move the detector to a reference point aligned with the emitter, the reference point being separated by a radius (ρ) on the applicate axis from an inspection point on the component indicated by the at least one input, and', 'command the detector positioning system to move the detector to a detector position within a spherical dome centered on the reference point based on the at least one input., 'a controller coupled to the emitter positioning system and the ...

Temperature stability for a digital positron emission tomography (pet) detector

A detector maintains thermal stability between two different operating modes. The detector includes at least one controller which sets the detection sensitivity of the detector to a level disabling the detection of gamma photons. The controller further controls a heat generator to maintain the temperature of the detector at a predetermined temperature. The predetermined temperature is the steady state temperature of the detector when the detection sensitivity of the detector is set to a level enabling the detection of gamma photons. A method for maintaining thermal stability of a detector between two different operating modes is also provided. Approaches are also disclosed for normalize acquired imaging data during image reconstruction using dark current-dependent normalization factors.

PORTABLE RADIOGRAPHIC IMAGE CAPTURING APPARATUS

A portable radiographic image capturing apparatus includes a radiation conversion panel configured to output image information on the basis of applied radiation, a casing housing the radiation conversion panel therein, and a plurality of support members on which the radiation conversion panel is supported in the casing. The support members have slot structures housing wires therein. 1. A portable radiographic image capturing apparatus , comprising:a radiation conversion panel configured to output image information based on applied radiation;a casing housing the radiation conversion panel therein; anda plurality of support members on which the radiation conversion panel is supported in the casing,wherein the support members have slot structures housing wires therein,further comprising:a plurality of boards housed in the casing,wherein the wires are connected to regions of the boards, and the wires are connected through the slot structures to other regions of the boards or to the radiation conversion panel.2. The portable radiographic image capturing apparatus according to claim 1 , further comprising:a plurality of teeth disposed in the support members and holding the wires within the slot structures.3. The portable radiographic image capturing apparatus according to claim 2 , wherein the teeth have respective surfaces made of an elastic material.4. The portable radiographic image capturing apparatus according to claim 2 , wherein the teeth include at least corners claim 2 , which are positioned near the wires claim 2 , and are rounded as viewed in cross section along a plane normal to longitudinal directions of the support members.5. The portable radiographic image capturing apparatus according to claim 2 , wherein:the slot structures extend along the longitudinal directions of the support members; andthe teeth are disposed in a staggered layout along the longitudinal directions of the support members.6. The portable radiographic image capturing apparatus according ...

DOSIMETER DEVICE

The dosimeter device includes a carrier part (), which includes a closed casing () formed of fixedly interconnected walls which enclose a measuring element () for detecting ionizing radiation, and fastening aids () for the detachable fastening of the carrier part on a carrying device () which can be carried on a body part of a user, wherein the fastening aids are configured for defining the location of the fastening of the carrier part on the carrying device. 1. A dosimeter device comprising:a carrier part, which includes a closed casing formed of fixedly interconnected walls, which enclose a measuring element for detecting ionizing radiation, andfastening aids for a detachable fastening of the carrier part to a carrying device, which can be carried on a body part of a user, whereinthe fastening aids are configured for defining a location of a fastening of the carrier part on the carrying device.2. The dosimeter device according to claim 1 , wherein the fastening aids are configured for forming at least one of a snap-in connection claim 1 , a bayonet connection claim 1 , and a threaded connection.3. The dosimeter device according to claim 1 , wherein the carrier part forms a packaging claim 1 , which is impervious to splashed water.4. The dosimeter device according to claim 1 , wherein the casing claim 1 , as seen in a top view claim 1 , has a substantially circular form.5. The dosimeter device according to claim 4 , wherein a maximum diameter of the casing is less than 25 mm.6. The dosimeter device according to claim 1 , wherein the fastening aids include at least one edge element claim 1 , which is formed on the carrier part and is designed to be elastic in order to form a snap-in connection.7. The dosimeter device according to claim 6 , wherein the carrier part can be fastened on the carrying device via displacement along a displacement axis claim 6 , and the carrier part comprises multiple edge elements claim 6 , which are arranged about the displacement axis ...

REDUCED AIRBORNE CONTAMINATION DETECTOR HEADS

A radiation detector head assembly is provided that includes a detector housing, a detector unit, and a fastener. The detector housing defines a cavity therein, and includes a shielding body disposed at least partially around the cavity. The detector unit is disposed within the cavity, and includes an absorption member and associated processing circuitry. The processing circuitry is configured to generate electronic signals responsive to radiation received by the absorption member. The fastener extends through the detector housing, and is accepted by the detector unit to secure the detector unit to the detector housing. The shielding body of the detector housing is interposed between the fastener and the processing circuitry. 1. A radiation detector head assembly , the radiation detector head assembly comprising:a detector housing defining a cavity therein, the detector housing comprising a shielding body disposed at least partially around the cavity;a detector unit disposed within the cavity, the detector unit comprising an absorption member and associated processing circuitry, the processing circuitry configured to generate electronic signals responsive to radiation received by the absorption member; anda fastener extending through the detector housing, the fastener accepted by the detector unit to secure the detector unit to the detector housing.2. The radiation detector head assembly of claim 1 , wherein the detector housing comprises an imaging opening oriented in an imaging direction claim 1 , wherein the detector housing comprises a fastener opening disposed opposite the imaging opening and configured to accept the fastener.3. The radiation detector head assembly of claim 2 , wherein the imaging opening is disposed on a front side of the detector housing and the fastener opening is disposed on a back side of the detector housing claim 2 , wherein the fastener comprises a shoulder abutting the back side of the detector housing.4. The radiation detector head ...

RECONFIGURABLE ELECTRONIC SUBSTRATE

The present disclosure relates to the fabrication of electrical components and, in particular to the use of a reconfigurable substrate to which a flexible circuit may be affixed. In certain embodiments, the reconfigurable substrate may be moved between different configurations, certain of which are suitable for fabrication and certain of which are suitable for operation. 1. An electronic module , comprising:a first component having a first planar surface;one or more additional components rotatably attached to the first component, wherein each additional component comprises a second planar surface that is generally parallel to the first planar surface in a first configuration of the electronic module and is not parallel to the first planar surface in a second configuration of the electronic module; anda flexible circuit laminated to both the first planar surface and the second planar surfaces, wherein the flexible circuit comprises a first electrical component positioned over the first planar surface and a second electrical component positioned over at least one of the second planar surfaces such that, in the first configuration the first electrical component and the second electrical component are generally parallel to one another and in the second configuration the first electrical component and the second electrical component are not parallel to one another.2. The electronic module of claim 1 , wherein the first component comprises a center pedestal component and the one or more additional components comprise two side leg components claim 1 , each connected to opposite sides of the center pedestal component by living hinges.3. The electronic module of claim 2 , wherein the two side leg components claim 2 , when in the second configuration claim 2 , cover the surface of the center pedestal component opposite the first surface.4. The electronic module of claim 3 , wherein each side leg component comprise a complementary half of one or more alignment features such ...

X-RAY BEAM INTENSITY MONITORING DEVICE AND X-RAY INSPECTION SYSTEM

The present invention discloses an X-ray beam intensity monitoring device and an X-ray inspection system. The X-ray beam intensity monitoring device comprises an intensity detecting module and a data processing module, wherein the intensity detecting module is adopted to be irradiated by the X-ray beam and send a detecting signal, the data processing module is coupled with the intensity detecting module to receive the detecting signal and output an X-ray beam intensity monitoring signal, wherein the X-ray beam intensity monitoring signal includes a dose monitoring signal of the X-ray beam and a brightness correction signal of the X-ray beam. The X-ray beam intensity monitoring device can simultaneously perform dose monitoring and brightness monitoring, thereby improving the service efficiency of the X-ray beam intensity monitoring device. Moreover, the monitoring result of the X-ray beam intensity can be more accurate and reliable. 1. An X-ray beam intensity monitoring device , comprising an intensity detecting module and a data processing module , wherein the intensity detecting module is adopted to be irradiated by the X-ray beam and send a detecting signal , the data processing module is coupled with the intensity detecting module to receive the detecting signal and output an X-ray beam intensity monitoring signal , wherein the X-ray beam intensity monitoring signal comprises a dose monitoring signal of the X-ray beam and a brightness correction signal of the X-ray beam.2. The X-ray beam intensity monitoring device of claim 1 , wherein the X-ray beam intensity monitoring device comprises a plurality of intensity detecting modules claim 1 , and the plurality of intensity detecting modules are coupled with the same data processing module.3. The X-ray beam intensity monitoring device of claim 1 , wherein the data processing module comprises an integrating amplifier and a signal conversion device claim 1 , the integrating amplifier is coupled with the intensity ...

SENSOR HOLDING APPARATUS FOR FACILITATING DENTAL IMAGING

A sensor holding apparatus for facilitating dental imaging, in accordance with one embodiment of the present invention, comprises a handle, an elongated shaft, and a sensor holder. The holder includes a coupling component configured to removably attach to a portal end of the shaft. The shaft comprises a cross-section adapted to receive a user's bite, the cross-section having a substantially polygonal perimeter to aid manipulation of the sensor inside the patient's mouth. The sensor holder further comprises a substantially flat body having a substantially flat surface adapted for removably attaching a sensor to the sensor holder. Furthermore, the substantially flat surface of the body of the sensor holder may comprise at least one edge that is adapted for removably attaching the sensor to the sensor holder by a pressure, or the sensor holder may be configured to receive an adhesive for removably attaching the sensor to the sensor holder. 1. A sensor holding apparatus for dental imaging , comprising:a handle;an elongated shaft, comprising a first end and a second end, wherein said first end is longitudinally coupled to the handle; anda sensor holder comprising a coupling component configured to removably attach to the second end of the elongated shaft.2. The apparatus of claim 1 , wherein the shaft comprises a cross-section adapted to receive a user's bite.3. The apparatus of claim 2 , wherein the cross-section adapted to receive a user's bite comprises a substantially polygonal perimeter.4. The apparatus of claim 3 , wherein the polygonal cross-section comprises a substantially hexagonal shape.5. The apparatus of claim 1 , wherein the sensor holder further comprises a substantially flat body with a substantially flat surface adapted to receive a sensor for capturing dental images.6. The apparatus of claim 5 , wherein the substantially flat surface of the sensor holder is adapted to receive an adhesive for attaching the sensor to the sensor holder.7. The apparatus of ...

INTEGRATED SIDE-BY-SIDE PIXEL-ARRAY SENSOR-BASED MULTI-ENERGY RANGE X-RAY DETECTOR

A dual or multi-energy range x-ray image sensor is implemented as side-by-side pixel arrays on a planar and monolithic semiconductor substrate as part of an x-ray object detector. Each pixel array in this side-by-side monolithic arrangement is designed to be responsive to a particular x-ray energy range or spectrum (i.e. a high-energy (HE) range or a low-energy (LE) range) to provide high object sensitivity and material discrimination capabilities. The side-by-side monolithic construction of pixel arrays improves alignment and spacing precision for improved image alignment among different arrays specialized in detecting different energy levels and signatures. Furthermore, integrated signal processing circuitry, placed on a radiation-shielded periphery of the pixel arrays, enables improved detection performance with enhanced noise reduction and/or sensitivity. This novel configuration is scalable by increasing the number of side-by-side and monolithically-placed pixel arrays, each of which is specialized in detecting a specific energy range from a scanned object. 1. A dual-energy range x-ray detector comprising:a pair of one-dimensional pixel arrays physically positioned in parallel to each other, wherein a first pixel array selectively detects higher-energy x-ray photons relative to a second pixel array among the pair of one-dimensional pixel arrays, wherein the pair of one-dimensional pixel arrays and metal oxide semiconductor devices (MOS) are integrated monolithically on a single semiconductor chip;a filter placed in front of the first pixel array; anda high-density x-ray shielding that sufficiently attenuates x-rays from directly impinging on the MOS devices near the first pixel array and the second pixel array, wherein a straight-line x-ray path emanating from a source of the x-rays intersects the first pixel array and the second pixel array in the pair of one-dimensional pixel arrays simultaneously, and wherein the x-rays not attenuated by, scattered by, or ...

MODERATED NEUTRON SENSOR

A moderated neutron detector includes a neutron detector having a first volume. A moderating enclosure is positioned around the neutron detector and encloses a second volume. The second volume is between 2 and 80 times larger than the first volume. A method for increased neutron detection includes the following steps: positioning a neutron detector within a moderating enclosure, wherein the neutron detector has a first volume, wherein the moderating enclosure encloses a second volume, and wherein the second volume is between 2 and 80 times larger than the first volume; increasing a quantity of neutrons impingent upon the neutron detector; and measuring the quantity of neutrons impinging upon the neutron detector. 1. A moderated neutron sensor , comprising:a neutron detector having a first volume; anda moderating enclosure positioned around the neutron detector and enclosing a second volume, wherein the second volume is between 2 and 80 times larger than the first volume.2. The moderated neutron sensor of claim 1 , wherein the neutron detector is centrally located within the moderating enclosure.3. The moderated neutron sensor of claim 1 , wherein the second volume is between 2 and 20 times larger than the first volume.4. The moderated neutron sensor of claim 3 , wherein the second volume is between 5 and 10 times larger than the first volume.5. The moderated neutron sensor of claim 1 , wherein a thickness of the moderating enclosure is between 0.5 and 2.0 inches.6. The moderated neutron sensor of claim 1 , wherein a difference between a depth of the neutron detector and a depth of the moderating enclosure is larger than a difference between a length of the neutron detector and a length of the moderating enclosure.7. A moderated neutron sensor claim 1 , comprising:a neutron detector having an exterior surface; anda moderating enclosure positioned around the neutron detector, wherein the moderating enclosure has an interior surface positioned a spaced distance away ...

SCINTILLATOR, PREPARING METHOD THEREOF, AND APPLICATION THEREOF

The present disclosure relates to a scintillator, method for manufacturing the same and applications of scintillator. The scintillator has a chemical formula of TlABC:yCe, wherein A includes at least one alkali element; B includes at least one trivalent element; C includes at least one halogen element; and y is equal to or greater than 0 and equal to or smaller than 1. 1. A scintillator comprising:a matrix material including thallium, at least one alkali element, at least one trivalent element, and at least one halogen element.2. The scintillator of claim 1 , further comprising:an activator doped in the matrix material.3. The scintillator of claim 2 , wherein the activator comprises cerium.4. The scintillator of claim 1 , wherein the alkali element comprises at least one selected from Li and Na.5. The scintillator of claim 1 , wherein the trivalent element comprises at least one selected from Gd claim 1 , La claim 1 , Lu claim 1 , Ce claim 1 , Sc claim 1 , and Y.6. The scintillator of claim 1 , wherein the halogen element comprises at least one selected from Cl claim 1 , Br claim 1 , and I.7. The scintillator of claim 1 , wherein the scintillator comprises a chemical formula of TlABC:yCe claim 1 , wherein A includes at least one alkali element claim 1 , B includes at least one trivalent element claim 1 , C includes at least one halogen element claim 1 , and y is equal to or greater than 0 and equal to or smaller than 1.8. The scintillator of claim 7 , wherein A is at least one alkali element selected from Li and Na.9. The scintillator of claim 7 , wherein B is at least one trivalent element selected from Gd claim 7 , La claim 7 , Lu claim 7 , and Ce.10. The scintillator of claim 7 , wherein B is at least one trivalent element selected from Sc and Y.11. The scintillator of claim 7 , wherein C is at least one halogen element selected from Cl claim 7 , Br claim 7 , and I.12. The scintillator of claim 1 , wherein the matrix material includes thallium halide claim 1 , ...

Detection of Neutrinos, Antineutrinos, and Neutrino-like Particles

An apparatus for detecting the presence of a nuclear reactor by the detection of antineutrinos from the reactor can include a radioactive sample having a measurable nuclear activity level and a decay rate capable of changing in response to the presence of antineutrinos, and a detector associated with the radioactive sample. The detector is responsive to at least one of a particle or radiation formed by decay of the radioactive sample. A processor associated with the detector can correlate rate of decay of the radioactive sample to a flux of the antineutrinos to detect the reactor.

ARRAY SUBSTRATE FOR X-RAY DETECTOR AND X-RAY DETECTOR COMPRISING THE SAME

The present disclosure relates to an array substrate for an X-ray detector and an X-ray detector including the same. The array substrate is defined as an active area and a pad area, wherein the pad area comprises a plurality of test areas comprising a first test pattern and a second test pattern, the first test pattern comprises a first gate electrode on a substrate, a first active layer on the first gate electrode, a first source/drain electrode on the first active layer, and a first data line on the first source/drain electrode, and the second test pattern comprises a first lower electrode on the substrate, a first photoconductive layer on the first lower electrode, and a first upper electrode on the first photoconductive layer, thereby measuring the characteristic of each of a transistor and an optical detector with high accuracy. 1. An array substrate for an X-ray detector , comprising:a pad area comprising a plurality of test areas, each test area comprising a first test pattern and a second test pattern,wherein the first test pattern comprises a first gate electrode on a substrate, a first active layer on the first gate electrode, a first source/drain electrode on the first active layer, and a first data line on the first source/drain electrode, and the second test pattern comprises a first lower electrode on the substrate, a first photoconductive layer on the first lower electrode, and a first upper electrode on the first photoconductive layer.2. The array substrate according to claim 1 , whereinthe pad area comprises a plurality of chip on films (COFs) having a plurality of connection lines; andeach of the plurality of test areas is disposed between adjacent COFs and between the connection lines.3. The array substrate according to claim 1 , wherein the pad area comprises a plurality of measurement pad units claim 1 , wherein the pad units are electrically connected to at least one of the first and second test patterns.4. The array substrate according to ...

ELECTRONIC COLLIMATION AND DEPTH DETECTION IN A SIDE-VIEWING LAPAROSCOPIC PROBE FOR THE DETECTION OF HIGH ENERGY GAMMA RADIATION

The necessary detector configuration and mathematical algorithms to implement a lateral (side-viewing) field of view in a gamma detection probe designed for laparoscopic use is disclosed. For this application, the diameter of the probe is limited to 12 mm. A hybrid collimation design, using a combination of both electronic collimation and metallic shielding, allows the probe to detect gamma emissions form 15 KeV-1.0 MeV. In the lower energy range, the 1.52 mm tungsten shielding is sufficient to collimate the primary detector. Two additional detectors are used to provide electronic collimation and depth detection. The upper energy limit of 1.0 MeV is imposed to exclude the possibility of electron-positron pair production which occurs at energies of 1.022 MeV and greater. 110. A side-viewing laparoscopic probe () for detecting a source of radiation emissions from 15 KeV-1.0 MeV , which comprises:{'b': '12', '(a) an elongate annular housing () having a forward end and a rear end;'}{'b': 16', '26', '14', '18', '20', '22, '(b) a middle radiation detecting element () surrounded by a radiation blocking shielding () arranged to reveal a defined side field of view and a pair of flanking radiation detecting elements (, ) devoid of radiation blocking shielding, the radiation detecting elements located at the forward end of the elongate annular housing and oriented for a lateral field of view, insulated spacers (, ) being located on either side of the middle radiation detecting element and adjacent each of the flanking radiation detecting elements; and'}{'b': '9', '(c) one or more pre-amplifiers () located adjacent and rearward of the pair of co-axial radiation detecting elements and in electrical connection therewith and configured to be in communication with a console housing a software algorithm that disables radiation counting when a source of radiation is outside the define side field of view.'}2. The side-viewing laparoscopic probe of claim 1 , further comprising:{'b': ' ...

X-RAY DETECTOR COOLING SYSTEM AND X-RAY IMAGING SYSTEM

Provided are a cooling system with no refrigeration machine for an X-ray detector, and an X-ray imaging system using the system. The cooling system for an X-ray detector comprises: a cooling pipeline positioned on an X-ray detector; and a coolant transfer pipeline positioned at least partially in a support device of the X-ray detector and connected with the cooling pipeline to form a circulation loop, the circulation loop being provided with a circulating coolant therein. On the basis of the existing X-ray photography system, the configuration of a refrigeration machine can be removed from the cooling system, and the cooling of the detector can be realized with as few changes as possible, while meeting the temperature requirements of the normal operation of the detector and reducing costs. 1. A cooling system for an X-ray detector , comprising:a cooling pipeline positioned on an X-ray detector; anda coolant transfer pipeline positioned at least partially in a support device of the X-ray detector and connected with the cooling pipeline to form a circulation loop, the circulation loop being provided with a circulating coolant therein.2. The cooling system for an X-ray detector as claimed in claim 1 , further comprising a pump for driving the coolant to circulate claim 1 , and a coolant replenishing device positioned in the circulation loop.3. The cooling system for an X-ray detector as claimed in claim 1 , wherein the support device comprises a C-shaped arm claim 1 , and wherein a first section of the coolant transfer pipeline is embedded into the C-shaped arm.4. The cooling system for an X-ray detector as claimed in claim 3 , wherein at least one surface of the C-shaped arm is provided with a groove claim 3 , wherein the first section of the coolant transfer pipeline is embedded into the groove claim 3 , and wherein a gap between the groove and the first section of the coolant transfer pipeline is filled with a highly thermally conductive material.5. The cooling ...

IMAGING PANEL AND METHOD FOR PRODUCING SAME

Provided is an X-ray imaging panel in which off-leakage current can be suppressed, and a method for producing the same. An imaging panel generates an image based on scintillation light obtained from X-rays transmitted through an object. The imaging panel includes, on the substrate, a thin film transistor, an insulating resin film provided on the thin film transistor, an insulating protection film and a lower electrode provided on the insulating resin film, a photoelectric conversion layer provided on the lower electrode, and an upper electrode provided on the photoelectric conversion layer. The insulating resin film has an opening CH on the drain electrode, and the insulating protection film is arranged on an outer side with respect to the opening CH so as to be separated from the opening CH The lower electrode overlaps with a part of the insulating protection film, and is connected with the drain electrode at the opening CH The insulating resin film is covered with at least either the lower electrode or the insulating protection film in an area where the photoelectric conversion layer is provided. 1. An imaging panel that generates an image based on scintillation light that is obtained from X-rays transmitted through an object , the imaging panel comprising:a substrate;a thin film transistor that is formed on the substrate;an insulating resin film that is provided on the thin film transistor and has an opening on a drain electrode of the thin film transistor;an insulating protection film that is arranged on an outer side with respect to the opening on the insulating resin film so as to be separated from the opening;a lower electrode that is provided on the insulating resin film, overlaps with a part of the insulating protection film, and is connected with the drain electrode at the opening;a photoelectric conversion layer that is provided on the lower electrode, and converts the scintillation light into charges; andan upper electrode that is provided on the ...

RADIATION IMAGING APPARATUS, CONTROL METHOD THEREFOR, AND RADIATION INSPECTION APPARATUS

A radiation imaging apparatus, comprising a plurality of sensors, a holding unit configured to hold a signal level of each sensor, a monitor unit configured to monitor the signal levels, and a control unit configured to control each sensor so as to detect radiation with a first sensitivity and a second sensitivity higher than the first sensitivity, wherein the control unit performs first control to cause the monitor unit to monitor signal levels with the second sensitivity, and performs second control to select some sensors out of the plurality of sensors based on monitoring results obtained in the first control. 1. A radiation imaging apparatus comprising:a plurality of sensors;a holding unit configured to hold a signal level based on amounts of charges generated in each sensor;a monitor unit configured to monitor the signal levels in the holding unit; anda control unit configured to control each sensor so as to detect radiation with a first sensitivity and a second sensitivity higher than the first sensitivity,wherein the control unit performs first control to cause the monitor unit to monitor signal levels based on the amounts of charges generated in the plurality of sensors with the second sensitivity, andperforms second control to select some sensors out of the plurality of sensors based on monitoring results obtained in the first control.2. The apparatus according to claim 1 , wherein when performing imaging upon setting each sensor to the first sensitivity claim 1 , the control unit further performs third control to control a readout operation for signal levels based on the amounts of charges generated in the plurality of sensors claim 1 , based on signal levels based on the amounts of charges generated in the sensors with the first sensitivity selected in the second control.3. The apparatus according to claim 1 , wherein information for specifying an imaging target of a subject to be examined is set in advance before the first control claim 1 , andthe ...

RADIATION IMAGING APPARATUS, METHOD FOR MANUFACTURING THE SAME, AND RADIATION INSPECTION APPARATUS

A radiation imaging apparatus, comprising a sensor panel on which a plurality of sensors are arrayed, a scintillator that is arranged over a base member and is made of an alkali halide, and a protective film configured to suppress deliquescence of the scintillator, wherein the protective film includes a first portion that covers a side face of the scintillator and an end of the scintillator on a side opposite to the base member, and a second portion that is smaller in a content of fluorine than the first portion and covers at least part of a surface of the first portion. 1. A radiation imaging apparatus comprising:a sensor panel on which a plurality of sensors are arrayed;a scintillator that is arranged over a base member and is made of an alkali halide; anda protective film configured to suppress deliquescence of the scintillator,wherein the protective film includesa first portion that covers a side face of the scintillator and an end of the scintillator on a side opposite to the base member, anda second portion that is smaller in a content of fluorine than the first portion and covers at least part of a surface of the first portion.2. The apparatus according to claim 1 , whereinthe scintillator is made of a plurality of columnar crystals,the first portion covers a side face and tip of each columnar crystal of the scintillator,the protective film is made of a first resin serving as a fluorine-based resin and a second resin not serving as a fluorine-based resin, anda ratio of the first resin to the second resin at the second portion is smaller than a ratio of the first resin to the second resin at the first portion.3. The apparatus according to claim 2 , wherein a film made of the first resin is formed to cover the side face and tip of each columnar crystal of the scintillator claim 2 , and a member containing at least the second resin is formed to cover the scintillator while filling gaps between the columnar crystals covered with the first resin.4. The apparatus ...

3D TOPOGRAPHIC AND RADIOLOGICAL MODELING OF AN ENVIRONMENT

A method for modeling an environment with a risk of nuclear contamination comprising steps of: acquiring, using a detector () and through a 3-dimensional displacement of the detector in the environment, information related to the topography of the environment and radiological measurement data of the environment, and then via a computer processing unit (), associating the radiological measurement data with location data in the environment, the location data having been deduced from path data of the detector, incrementially creating, using the information and via the computer processing unit: at least one matrix in which topographic data of the environment and the radiological data associated with the location data are compiled, and a 3-dimensional mapping representing the environment in which the topographic data and the radiological data are jointly represented. 115-. (canceled)16. A method for modeling an environment with a risk of nuclear contamination comprising steps of:a) acquiring, using a terminal comprising a detector and through a 3-dimensional displacement of the terminal in said environment, information related to the topography of said environment and radiological measurement data of said environment, and then via a computer processing unit,b) associating said radiological measurement data with location data in said environment, said location data having been deduced from path data of said detector,c) creating, using said information and via said computer processing unit: at least one matrix in which topographic data of said environment and radiological data associated with the location data are compiled, and a 3-dimensional mapping representing said environment in which said topographic data and said radiological data are jointly represented,the mapping being developed in real time and being displayed on a screen of the terminal as it is developed.17. The modeling method according to claim 16 , further comprising steps of:identifying, via said computer ...

High energy resolution / high x-ray flux photon counting detector

An imaging system ( 100 ) includes a detector module ( 114 ). The detector module includes a block ( 300 ) of a plurality of direct conversion photon counting detector pixels ( 122 ) and corresponding electronics ( 124, 604, 606, 132, 134 or 124, 128, 130, 134, 802 ) with hardware for both high energy resolution imaging mode and high X-ray flux imaging mode connected with the block of the plurality of direct conversion photon counting detector pixels. A method includes identifying a scanning mode for a selected imaging protocol, wherein the scanning modes includes one of a higher energy resolution mode and a higher X-ray flux mode, configuring a detector module, which is configurable for both the higher energy resolution mode and the higher X-ray flux mode, based on the identified scanning mode, performing the scan with the detector module configured for the mode of the selected imaging protocol, and processing scan data from the scan, generating volumetric image data.

RADIATION DETECTION DEVICE

A radiation detection device includes: a radiation detection panel; and a housing that accommodates the radiation detection panel, the housing includes: a front member in which a top plate covering a radiation incident surface of the radiation detection panel and an outer frame surrounding an outer periphery of the radiation detection panel are integrally formed; a back member that closes an opening portion, which is opposite to the top plate, of the front member; and a first sealing member that has a ring shape and is interposed between the front member and the back member, the back member includes an inner frame that is fitted inside the outer frame, and the first sealing member is interposed between the top plate and the inner frame in a fitting direction in which the inner frame is fitted to the outer frame. 1. A radiation detection device comprising:a radiation detection panel; anda housing that accommodates the radiation detection panel,wherein the housing comprises:a front member in which a top plate covering a radiation incident surface of the radiation detection panel and an outer frame surrounding an outer periphery of the radiation detection panel are integrally formed;a back member that closes an opening portion, which is opposite to the top plate, of the front member; anda first sealing member that has a ring shape and is interposed between the front member and the back member,the back member comprises an inner frame that is fitted inside the outer frame, andthe first sealing member is interposed between the top plate and the inner frame in a fitting direction in which the inner frame is fitted to the outer frame.2. The radiation detection device according to claim 1 ,wherein the housing comprises a plurality of fastening members that couple the top plate to the inner frame in the fitting direction.3. The radiation detection device according to claim 2 ,wherein the fastening members are provided inside the first sealing member.4. The radiation detection ...