Method for preparing perovskite crystal, perovskite crystal prepared therefrom, light absorption layer, and photovoltaic cellshielding electromagnetic wave, and electrode
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United States of America Patent
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Mar 21, 2024
app pub date -
Sep 15, 2023
filing date -
Sep 15, 2022
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Abstract
Provided is a method for preparing a perovskite crystal that improves the performance of a photovoltaic cell. One embodiment of the present disclosure provides a method for preparing a perovskite crystal, the method including: a step S1 of preparing a perovskite solution containing a perovskite precursor and a first polar aprotic solvent; and a step S2 of preparing a perovskite crystal by mixing the perovskite solution and an antisolvent, wherein the antisolvent includes a second polar aprotic solvent.
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