Antimony based anode material for rechargeable batteries and preparation method

An antimony based anode material for a rechargeable battery comprises nanoparticles of composition SbM x O y where M is a further element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge, Pb, Bi, Fe, Co, Ga, with 0≦x<2 and 0≦y≦2.5+2x. The nanoparticles form a substantially monodisperse ensemble with an average size not exceeding a value of 30 nm and by a size deviation not exceeding 15%. A method for preparing the antimony based anode material is carried out in situ in a non-aqueous solvent and starts by reacting an antimony salt and an organometallic amide reactant and oleylamine.

INORGANIC METAL HALIDE COMPOUND, A METHOD OF MANUFACTURING THE SAME, AND AN OPTICAL MEMBER, A LIGHT-EMITTING DEVICE, AND AN APPARATUS, EACH INCLUDING THE INORGANIC METAL HALIDE COMPOUND

An inorganic metal halide compound for one of a light emitting device and an optical member, the compound being represented by Formula 1 and having a double perovskite structure of Formula 1 as defined herein.

Materials and methods for the preparation of nanocomposites

Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.

Antimony based anode material for rechargeable batteries and preparation method

An antimony based anode material for a rechargeable battery includes nanoparticles of composition SbM x O y , where M is an element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge, Pb, Bi, Fe, Co, and Ga, with 0≤x<2 and 0≤y≤2.5+2x. The nanoparticles form a substantially monodisperse ensemble with an average size not exceeding a value of 30 nm and by a size deviation not exceeding 15%. A method for preparing the antimony based anode material is carried out in situ in a non-aqueous solvent and starts by reacting an antimony salt and an organometallic amide reactant and oleylamine.

Sb Nanocrystals or Sb-Alloy Nanocrystals for Fast Charge/Discharge Li- and Na-ion Battery Anodes

A method for the production of SbMnanoparticles is described that comprises the steps of 1. A method for the production of SbMnanoparticles , wherein {'br': None, '0≦x<2'}, 'M is an element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge, Pb, Bi, Fe, Co, Ga, and'}by reducing an antimony salt and optionally an alloying metal with a hydride in an anhydrous polar solvent,separating the solid product formed from the solution, and washing the product with water.2. The method of claim 1 , wherein the solid product formed from the solution is separated via centrifugation.3. The method of claim 1 , wherein x is 0.4. The method of claim 1 , wherein M is Sn.5. The method of claim 1 , wherein M is Sn and x is 1.6. The method of claim 1 , wherein the reduction is performed at elevated reaction temperature.7. The method of claim 6 , wherein the reduction is performed at a temperature of 60±10° C.8. The method of claim 1 , wherein the hydride is selected from the group consisting of NaBH claim 1 , lithium hydride claim 1 , sodium hydride claim 1 , potassium hydride claim 1 , magnesium hydride claim 1 , calcium hydride claim 1 , tributyltinhydride claim 1 , diisobutyl aluminum hydride claim 1 , lithium aluminum hydride claim 1 , lithium triethylborohydride and mixtures thereof.9. The method of claim 8 , wherein the hydride is NaBH.10. The method of claim 1 , wherein the anhydrous polar solvent is selected from the group consisting of 1-methyl-2-pyrrolidone (NMP) claim 1 , hexamethylphosphoramide claim 1 , 1 claim 1 ,3-dimethyl-2-imidazolidinone claim 1 , 1 claim 1 ,3-dimethyl-3 claim 1 ,4 claim 1 ,5 claim 1 ,6-tetrahydro-2(1H)-pyrimidinone claim 1 , dimethylsulfoxide claim 1 , sulfolane claim 1 , glyme claim 1 , diglyme claim 1 , triethylene glycol dimethylether claim 1 , and mixtures thereof.11. The method of claim 10 , wherein the anhydrous polar solvent is NMP.12. The method of claim 1 , wherein the antimony salt is selected from the group consisting of antimony ...

Materials and Methodss for the Preparation of Nanocomposites

Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.

Materials and methods for the preparation of nanocomposites

Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.

MATERIALS AND METHODS FOR THE PREPERATION OF NANOCOMPOSITES

Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices. 1. An isolable colloidal particle comprising an inorganic capping agent bound to a surface of a nanoparticle and substantially free of an organic capping agent.2. A solution of the colloidal particle of comprising a solvent and the inorganic capping agent bound to a surface of a nanoparticle; wherein the solution is substantially free of an organic capping agent.3. The solution of claim 2 , wherein the solvent is selected from a group consisting of water claim 2 , dimethylsulfoxide claim 2 , formamide claim 2 , methylformamide claim 2 , ethanolamine claim 2 , dimethylformamide claim 2 , benzonitrile claim 2 , 1 claim 2 ,3-butanediol claim 2 , butanol claim 2 , dimethylacetamide claim 2 , dioxane claim 2 , methoxyethanol claim 2 , methylpyrrolidinone claim 2 , pyridine claim 2 , ethyleneglycol claim 2 , glycerol claim 2 , methanol claim 2 , ethanol claim 2 , trimethylamine claim 2 , dimethylamine claim 2 , methylamine claim 2 , ammonia claim 2 , triethylamine claim 2 , tetramethylethylenediamine claim 2 , trimethylethylenediamine claim 2 , dimethylethylenediamine claim 2 , ethylenediamine claim 2 , acetonitrile claim 2 , and a mixture thereof.4. The solution of any one of the proceeding claims claim 2 , wherein the solvent is substantially free of hydrazine.5. The solution of any one of the proceeding claims claim 2 , wherein the inorganic capping agent is selected from a group consisting of a ...

ANTIMONY BASED ANODE MATERIAL FOR RECHARGEABLE BATTERIES AND PREPARATION METHOD

An antimony based anode material for a rechargeable battery comprises nanoparticles of composition SbMOwhere M is a further element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge, Pb, Bi, Fe, Co, Ga, with 0≦x<2 and 0≦y≦2.5+2x. The nanoparticles form a substantially monodisperse ensemble with an average size not exceeding a value of 30 nm and by a size deviation not exceeding 15%. A method for preparing the antimony based anode material is carried out in situ in a non-aqueous solvent and starts by reacting an antimony salt and an organometallic amide reactant and oleylamine. 1. An antimony based anode material for a rechargeable battery , the anode material comprising nanoparticles of composition SbMOwhere M is a further element selected from the group consisting of Sn , Ni , Cu , In , Al , Ge , Pb , Bi , Fe , Co , Ga , with 0≦x<2 and 0≦y≦2.5+2x , wherein the nanoparticles form a substantially monodisperse ensemble with an average size between 5 nm and 30 nm and a size deviation not exceeding 15%.2. The material according to claim 1 , wherein the nanoparticles are coated with a capping species.3. The material according to claim 1 , wherein the nanoparticles are composed of Sb.4. The material according to claim 1 , wherein the nanoparticles are composed of SbSnx.5. The material according to claim 4 , wherein x is 1.5.6. The material according to claim 1 , wherein the average size of the nanoparticles is between 10 and 25 nm.7. The material according to claim 6 , wherein the average size of the nanoparticles is between 15 and 25 nm.8. The material according to claim 1 , wherein the full width at half maximum (FWHM) is below 11%.9. The material according to claim 8 , wherein the full width at half maximum (FWHM) is below 10%.10. The material according to claim 8 , wherein the full width at half maximum (FWHM) is in a range of 7 to 11%.11. The material according to claim 10 , wherein the full width at half maximum (FWHM) is in a range of 7 to 10%.12. A ...

ANTIMONY BASED ANODE MATERIAL FOR RECHARGEABLE BATTERIES AND PREPARATION METHOD

An antimony based anode material for a rechargeable battery includes nanoparticles of composition SbMO, where M is an element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge, Pb, Bi, Fe, Co, and Ga, with 0≦x<2 and 0≦y≦2.5+2x. The nanoparticles form a substantially monodisperse ensemble with an average size not exceeding a value of 30 nm and by a size deviation not exceeding 15%. A method for preparing the antimony based anode material is carried out in situ in a non-aqueous solvent and starts by reacting an antimony salt and an organometallic amide reactant and oleylamine. 1. An antimony based anode material for a rechargeable battery , the anode material comprising nanoparticles of composition SbMO , where M is an element selected from the group consisting of Sn , Ni , Cu , In , Al , Ge , Pb , Bi , Fe , Co , and Ga , with 0≦x<2 and 0≦y≦2.5+2x , wherein the nanoparticles form a substantially monodisperse ensemble with an average size between 5 nm and 30 nm and a size deviation not exceeding 15%.2. The material according to claim 1 , wherein the nanoparticles are coated with a capping species.3. The material according to claim 1 , wherein the nanoparticles are composed of Sb.4. The material according to claim 1 , wherein the nanoparticles are composed of SbSn.5. The material according to claim 4 , wherein x is 1.5.6. The material according to claim 1 , wherein the average size of the nanoparticles is between 10 nm and 25 nm.7. The material according to claim 6 , wherein the average size of the nanoparticles is between 15 nm and 25 nm.8. The material according to claim 1 , wherein the full width at half maximum (FWHM) of a size distribution of the average size is below 11%.9. The material according to claim 1 , wherein the full width at half maximum (FWHM) of a size distribution of the average size is below 10%.10. The material according to claim 1 , wherein the full width at half maximum (FWHM) of a size distribution of the average size is in a range of ...

Sb nanocrystals or Sb-alloy nanocrystals for fast charge/discharge Li- and Na-ion battery anodes

Antimony based anode material for rechargeable batteries and preparation method

Organometallic halide compound, and optical member, light-emitting device, and apparatus, each including the same

Provided are an organometallic halide compound represented by Formula 1 and having a zero-dimensional non-perovskite structure, and a light-emitting device, an optical member, and an apparatus, each including the organometallic halide compound. The light-emitting device may include a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, where the emission layer includes the organometallic halide compound.

Materials and methods for the preparation of nanocomposites

Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a solution of the same, a method for making the same from a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, imaging devices, phase change layers, and sensor devices.

Organometallic halide compound, and optical member, light-emitting device, and apparatus, each including the same

Provided are an organometallic halide compound represented by Formula 1 and having a zero-dimensional non-perovskite structure, and a light-emitting device, an optical member, and an apparatus, each including the organometallic halide compound. The light-emitting device may include a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, where the emission layer includes the organometallic halide compound.

Sb nanocrystals or Sb-alloy nanocrystals for fast charge/discharge Li- and Na-ion battery anodes

A method for the production of SbM x nanoparticles is described that comprises the steps of reducing an antimony salt and optionally an alloying metal with a hydride in an anhydrous polar solvent, separating the solid product formed from the solution, preferably via centrifugation, and washing the product with water. M is an element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge, Pb, Bi, Fe, Co, Ga, and 0≤x<2.