High-Responsivity Ge-Si Photodetector based on Phototransistor Arrays
We report a high-sensitive photodetector comprising an 8-phototransistors array on silicon photonics platform. The photodetector exhibits a responsivity of 20000 A/W at an ultra-low input power of -50 dBm, with a SNR of 9.54 dB.
Authors
- Linjie Zhou (ORCID: https://orcid.org/0000-0002-2792-2959)
- Bei Chu (ORCID: https://orcid.org/0009-0001-1733-1637)
- Shihuan Ran (ORCID: https://orcid.org/0000-0003-4119-3438)
- Jianping Chen (ORCID: https://orcid.org/0000-0002-7702-978X)
- Yu Li (ORCID: https://orcid.org/0000-0002-7006-7433)
- Xinhang Li (ORCID: https://orcid.org/0000-0001-8220-1313)
Publication Details
- Published
- 2025-01-01
- DOI
- https://doi.org/10.1364/cleo_at.2025.aa121_3
- Primary Topic
- Photonic and Optical Devices
- Type
- article
- Field-Weighted Citation Impact
- 0.00