Ultra-high Q Microring Resonators on Gallium-nitride-on-sapphire Platform
2023 Opto-Electronics and Communications Conference (OECC)(2023)
摘要
We demonstrate record microrings on GaNOI platform with small mode area and ultra-high Q (4×10
6
) by optimizing the device design and fabrication process, corresponding to a propagation loss of 0.1 dB cm
−1
.
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关键词
Nonlinear optics,microresonator,Kerr frequency comb,gallium nitride
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