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Demonstration of compact high-Q Ge11.5As24Se64.5 chalcogenide microring resonators in telecom band

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Abstract

We demonstrate compact Ge11.5As24Se64.5 chalcogenide microring resonators with a radius of 20 µm and achieve a high intrinsic optical quality factor of 3.8×105 in telecom band, which corresponds to a low propagation loss around 1.4 dB/cm.

© 2020 The Author(s)

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