Functionalized perovskite materials based on an ionic liquid and its application in the preparation of solar cells
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SOUTH CENTRAL UNIVERSITY FOR NATIONALITIES
- Publication Date
- 2019-06-21
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Abstract
Description
technical field
[0001] The invention also relates to the fields of solar cells, perovskite materials, and photovoltaic technologies, and in particular to a novel hydrophobic ionic liquid 1-methyl-3 aminopropylimidazole hexafluorophosphate (APMIHPF 6 ) and the preparation of perovskite nanomaterials based on the combination of the new hydrophobic ionic liquid and lead halide and its application in perovskite solar cells. The perovskite solar cell has the advantages of convenience, simplicity, economy, strong stability, and high photoelectric conversion efficiency. Background technique
[0002] The photovoltaic process refers to the process in which light causes a potential difference between a semiconductor or a junction between a semiconductor and a metal, and converts photons into electrons, thereby realizing the process of directly converting light energy into electrical energy. As an independent material with high photoelectric conversion efficiency, perovskite materials...