High performance and self-powered photodetectors based on Se/CsPbBr₃ heterojunctions

Tianxu Zheng, Qingyang Du,Weiwei Wang, Wei Duan, Feng Song,Rongpeng Chen,Xi Wan,Yanfeng Jiang,Pingping Yu

Journal of Materials Chemistry C（2023）

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摘要

The p–n–Se/CsPbBr 3 heterojunction photodetectors exhibit a high on/off ratio of 235, a fast rise/decay time of 18 ms/40 ms, a maximum responsivity of 47.6 mA W −1 and a high specific detectivity of 4.9 × 10 10 Jones at 550 nm under 0 V bias.

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关键词

photodetectors,se/cspbbr<sub>3</sub>,heterojunctions,self-powered

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High performance and self-powered photodetectors based on Se/CsPbBr3 heterojunctions

High performance and self-powered photodetectors based on Se/CsPbBr₃ heterojunctions