Kaixuan Ye, David Marpaung. Compact multi-mode silicon-nitride micro-ring resonator with low loss[J]. Advanced Photonics, 2023, 5(5): 050503
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Fig. 1. (a) Schematic illustration of the proposed compact ultrahigh-Q MRR; (b) the simulated mode profiles when the waveguide width of the MRR is (reproduced from Ref. 4).