Solution-phase inclusion of silver into chalcogenide semiconductor inks
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United States of America Patent
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Feb 26, 2019
Grant Date -
Apr 12, 2018
app pub date -
Oct 6, 2016
filing date -
Oct 6, 2016
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Abstract
Silver-containing absorbers for photovoltaic devices and techniques for fabrication thereof are provided. In one aspect, a method of forming an ink includes: mixing a silver halide and a solvent to form a first solution; mixing a metal, sulfur, and the solvent to form a second solution; combining the first solution and the second solution to form a precursor solution; and adding constituent components for an absorber material to the precursor solution to form the ink. Methods of forming an absorber film, a photovoltaic device, and the resulting photovoltaic device are also provided.
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