GeSn-on-GaAs with photoconductive carrier lifetime >400 ns: role of substrate orientation and atomistic simulation

Author:

Karthikeyan Sengunthar1ORCID,Johnston Steven W.2ORCID,Gayakwad Dhammapriy3ORCID,Mahapatra Suddhasatta3,Bodnar Robert J.4ORCID,Zhao Jing4,Joshi Rutwik1ORCID,Hudait Mantu K.1ORCID

Affiliation:

1. Advanced Devices & Sustainable Energy Laboratory (ADSEL), Bradley Department of Electrical and Computer Engineering, Virginia Tech, Blacksburg, Virginia 24061, USA

2. National Renewable Energy Laboratory, Golden, Colorado 80401, USA

3. Physics Department, Indian Institute of Technology Bombay, Mumbai 400076, India

4. Fluids Research Laboratory, Department of Geosciences, Virginia Tech, Blacksburg, Virginia 24061, USA

Abstract

Microwave reflection photoconductive decay carrier lifetimes of Ge0.94Sn0.06 materials on oriented GaAs substrates at 300 K.

Funder

Division of Electrical, Communications and Cyber Systems

Publisher

Royal Society of Chemistry (RSC)

Reference64 articles.

1. Photonics and Electronics with Germanium , ed. K. Wada and L. C. Kimerling , Wiley-VCH , 2015

2. Silicon Photonics IV Topics in Applied Physics , ed. D. Lockwood and L. Pavesi , Springer Nat. , 2021

3. Nonlinear Group IV photonics based on silicon and germanium: from near-infrared to mid-infrared

4. High-speed photo detection at two-micron-wavelength: technology enablement by GeSn/Ge multiple-quantum-well photodiode on 300 mm Si substrate

5. Si-Based GeSn Photodetectors toward Mid-Infrared Imaging Applications

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