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Conference Paper

High-efficiency photo detection at 2μm realized by GeSn/Ge multiple-quantum-well photodetectors with photon-trapping microstructure

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Lin,  Yiding
Nanophotonics, Integration, and Neural Technology, Max Planck Institute of Microstructure Physics, Max Planck Society;

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Zhou, H., Xu, S., Lin, Y., Huang, Y.-C., Son, B., Li, W., et al. (2020). High-efficiency photo detection at 2μm realized by GeSn/Ge multiple-quantum-well photodetectors with photon-trapping microstructure. In CLEO: Science and Innovations 2020. doi:10.1364/CLEO_SI.2020.STh4L.1.


Cite as: http://hdl.handle.net/21.11116/0000-0008-20B6-6
Abstract
Photon-trapping microstructure was designed and incorporated into GeSn/Ge multiple-quantum-well photodetectors to enhance the optical absorption. A four times higher responsivity of 0.11 A/W was achieved at a wavelength of 2μm.