材料科学
云母
金属有机气相外延
响应度
光电探测器
光电子学
肖特基势垒
弯曲
比探测率
暗电流
柔性电子器件
纳米技术
图层(电子)
复合材料
外延
二极管
作者
Teng Jiao,Wei Chen,Yu Han,Yu Han,Xinming Dang,Peiran Chen,Xiaoli Dong,Yuantao Zhang,Baolin Zhang
标识
DOI:10.1016/j.mssp.2023.107706
摘要
In this paper, heteroepitaxy of Ga2O3 film was performed by MOCVD on (001)-oriented mica substrates, and pure (2‾ 01)-oriented beta-Ga2O3 films were obtained. Based on the prepared Ga2O3 film, horizontal structured Schottky barrier photodetectors were fabricated. The device exhibited self-powered capability, achieving a responsivity of 21 mA/W, a photo-to-dark current ratio of 103 and a detectivity of 1.2 × 1012 Jones at 0 V. A high response speed with a relaxation time superior to 0.1s was obtained. In addition, the device showed good flexibility and maintained the pre-bending performance in the bending state. This shows the promise of mica substrates and MOCVD in high-temperature flexible electronics.
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