The properties of whispering gallery modes (WGM) resonances of an optical fiber can be exploited in a number of different applications. Making these resonances tunable is essential for many ...

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A low-loss waveguide bend is experimentally demonstrated to reduce the loss in a circular bend from 0.372 ± 0.032 dB to 0.016 ± 0.003 dB. Moreover, A ring resonator based on this design is ...