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Conferences > OFC > 2016 > Tu2D > Tu2D.4

GaAs0.5Sb0.5/InP UTC-PD with Graded-Bandgap Collector for Zero-Bias Operation at Sub-THz Regime

Jhih-Min Wun, Yu-Lun Zeng, and Jin-Wei Shi

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Abstract

By using type-II absorption-collector interface and graded-bandgap collector in UTC-PDs for zero-bias operation, such photodiode achieves record 3-dB O-E bandwidth (140 GHz) and sub-THz output power (-13.9dBm at 160GHz) among all the reported zero-bias photodiodes.

© 2016 Optical Society of America

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