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Conferences > OFC > 2023 > W2A > W2A.36

Controllable Passive Multi-polarization-states Generator based on Silicon Photonics for Quantum Communication

Kap-Joong Kim, Kyongchun Lim, Byung-Seok Choi, Wook-Jae Lee, Young-Ho Ko, Joong-Seon Choe, Minchul Kim, Jong-Bum You, and Chun Ju Youn

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Abstract

We demonstrate a silicon-based controllable multi-polarization-states generator for quantum key distribution. Our device can effectively generate various sets of well-defined four-polarization states using the thermo-optics effect and combine them into one port at a telecom-wavelength.

© 2023 The Author(s)

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