Solvent, method and application for preparing high-performance metal halide perovskite thin film

A perovskite and perovskite precursor technology, applied in the field of microelectronics, can solve problems such as unfavorable development and commercialization of perovskite devices, general perovskite film quality, and increased production costs, and achieve appropriate solvent volatility. , easy to control, low cost effect
CN109920939BActive Publication Date: 2022-03-29XIAN JIAOTONG LIVERPOOL UNIV
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Patent Information

Authority / Receiving Office
CN ยท China
Patent Type
Patents(China)
Current Assignee / Owner
XIAN JIAOTONG LIVERPOOL UNIV
Publication Date
2022-03-29

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Abstract

A solvent, method and application for preparing a high-performance metal halide perovskite thin film belong to the field of microelectronic technology. The solvent for preparing the high-performance metal halide perovskite thin film includes 3 parts of DMF and 1-2 parts of GBL in parts by volume. The invention can effectively regulate the morphology of the perovskite thin film, improve the performance, efficiency and stability of the device, and has the characteristics of simple and easy method, low cost, strong controllability and the like when used in industrial production.
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Description

technical field

[0001] The invention relates to a technology in the field of microelectronics, in particular to a solvent, a method and an application for preparing a high-performance metal halide perovskite thin film. Background technique

[0002] In recent years, metal halide perovskite films have attracted worldwide attention due to their excellent optoelectronic properties, low cost, and facile fabrication process. From the initial three-dimensional perovskite structure to the current one-dimensional and two-dimensional perovskite quantum dots, nanowires, nanoplates and other structures with various elemental compositions, the application of perovskite materials has also expanded from solar cells to laser emission. devices, light-emitting diodes, thermoelectric devices, photodetectors, etc. Devices based on perovskite thin films not only have impressive high performance, but also have low cost and simple production and processing technology, so they have great potential...

Claims

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