High-efficiency normal-incidence germanium photodetector with ultra-thin intrinsic layer
- Resource Type
- Conference
- Authors
- Song, Jinwen; Yuan, Shuai; Cui, Chengcong; Xia, Jinsong
- Source
- 2020 Asia Communications and Photonics Conference (ACP) and International Conference on Information Photonics and Optical Communications (IPOC) Information Photonics and Optical Communications (IPOC), 2020 Asia Communications and Photonics Conference (ACP) and International Conference on. :1-3 Oct, 2020
- Subject
- Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Signal Processing and Analysis
Asia
Germanium
Metasurfaces
Photodetectors
Optical fiber communication
Photonics
- Language
We have designed and realized a high-efficiency normal-incidence germanium photodetector combining with resonant all-dielectric metasurface. With an intrinsic layer thickness of 350 nm, a high external quantum efficiency of 54% is achieved at 1550 nm. © 2020 The Author(s)