27-09-2018 дата публикации
Номер: US20180277696A1
Принадлежит:
An alloyed halide double perovskite material, an alloyed halide double perovskite solar-cell absorber and solar cells constructed with such absorbers, the alloyed halide double perovskite material having the formula ABB′DX, where A is an inorganic cation, an organic cation, a mixture of inorganic cations, a mixture of organic cations, or a mixture of one or more inorganic cations and one or more organic cations, where B is a metal, a mixture of metals, a metalloid, a mixture of metalloids, any mixture thereof, or is a vacancy, where B′ is a metal, a mixture of metals, a metalloid, a mixture of metalloids, any mixture thereof, or is a vacancy, where D is a dopant, and where X is a halide, a pseudohalide, a mixture of halides, a mixture of pseudohalides, or a mixture of halides and pseudohalides, and where x=a+b. 1. A solar cell comprising a solar-cell absorber layer comprising an alloyed halide double perovskite material.2. The solar cell of claim 1 , wherein the alloyed halide double perovskite material has the formula ABB′DX claim 1 , where A is an inorganic cation claim 1 , an organic cation claim 1 , a mixture of inorganic cations claim 1 , a mixture of organic cations claim 1 , or a mixture of one or more inorganic cations and one or more organic cations claim 1 , where B is a metal claim 1 , a mixture of metals claim 1 , a metalloid claim 1 , a mixture of metalloids claim 1 , any mixture thereof claim 1 , or is a vacancy claim 1 , where B′ is a metal claim 1 , a mixture of metals claim 1 , a metalloid claim 1 , a mixture of metalloids claim 1 , any mixture thereof claim 1 , or is a vacancy claim 1 , where D is a dopant claim 1 , and where X is a halide claim 1 , a pseudohalide claim 1 , a mixture of halides claim 1 , a mixture of pseudohalides claim 1 , or a mixture of halides and pseudohalides claim 1 , and where x=a+b.3. The solar cell of claim 2 , wherein the dopant is Tl claim 2 , In claim 2 , Ga claim 2 , Bi claim 2 , Sb claim 2 , As claim 2 , Se claim 2 , ...
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