High UV/visible rejection contrast AlGaN/GaN MIS photodetectors

Ping Chuan Chang, Chin Hsiang Chen, Shoou Jinn Chang, Yan Kuin Su, Chia Lin Yu, Bohr Ran Huang, Po Chang Chen

研究成果: Conference article同行評審

29 引文 斯高帕斯(Scopus)

摘要

GaN-based metal-insulator-semiconductor (MIS) AlGaN/GaN ultraviolet (UV) photodetectors with photo-chemical vapor deposition (Photo-CVD) SiO2 insulator and AR-coating layer were fabricated. It was found that with a 5 V applied bias, photocurrent to dark current contrast ratio was 1.27 × 104 for the MIS photodetector with AR-coating. It was also found that UV-to-visible rejection ratio of such MIS photodetector with AR-coating was more than 3 orders of magnitude while the responsivity was 0.144 A/W with a 5 V applied bias and a 350 nm incident light wavelength.

原文English
頁(從 - 到)133-136
頁數4
期刊Thin Solid Films
498
發行號1-2
DOIs
出版狀態Published - 2006 3月 1
事件Proceedings of the Third Asian Conference on Chemical Vapor Deposition (Third Asian-CVD), Third Asian CVD -
持續時間: 2004 11月 122004 11月 14

All Science Journal Classification (ASJC) codes

  • 電子、光磁材料
  • 表面和介面
  • 表面、塗料和薄膜
  • 金屬和合金
  • 材料化學

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