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Conferences > CLEO_SI > 2019 > STu4J > STu4J.1

Enhanced Photo Response at Two-micron-wavelength Using GeSn/Ge Multiple-Quantum-Well Waveguide

Shengqiang Xu, Yi-Chiau Huang, Saeid Masudy-Panah, Xiao Gong, and Yee-Chia Yeo

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Abstract

GeSn multiple-quantum-well rib waveguide on Si substrate was fabricated with vertical p-i-n photodiode structure and was characterized at two-micron-wavelength. Enhanced external photo response was achieved as compared to surface-illuminated counterparts, thanks to the waveguide scheme.

© 2019 The Author(s)

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