2024-05-06 10:22:37
超敏感、近红外的钙钛矿-有机异质结探测器
浙江大学陈红征课题组采用有机体异质结层于扩展响应钙钛矿探测器的光谱。进一步结合能级匹配的PC61BM在活性层中的合理分布,光诱导电荷的传输是有效提升。钛矿-有机异质结探测器展示出外量子产率超过70%,这是溶液法加工的宽带隙探测器最高值。响应度最高在可见光区和近红外区域分别为0.444和0.518 A W-1。Wu, G. et al. Perovskite/Organic Bulk-Heterojunction Integrated Ultrasensitive Broadband Photodetectors with High Near-Infrared External Quantum Efficiency over 70%. Small 0, 1802349.Doi:10.1002/smll.201802349.https://doi.org/10.1002/smll.201802349.