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Conferences > NLO > 2023 > W2A > W2A.3

A topological optical parametric amplifier on a CMOS-chip

Byoung-Uk Sohn, Yue-Xin Huang, Ju Won Choi, George F. R. Chen, Doris K. T. Ng, Shengyuan A. Yang, and Dawn T. H. Tan

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Abstract

We demonstrate 12.8dB optical parametric gain using a topological photonic waveguide based on the Su-Schrieffer-Heeger model with a domain wall, implemented on ultra-silicon-rich nitride. The Kerr nonlinearity is observed to induce delocalization in the topological mode.

© 2023 The Author(s)

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