Kim, Dae-GonHan, SangyoonChoi, Duk-YongLee, HansuekWallace, John2022-07-1910-15 May978-194358076-7http://hdl.handle.net/1885/269773We describe a universal, reconfigurable waveguide coupler based on an alignment-tolerant design to access microresonators. The coupler can be made of any material so as to cover a wide range of refractive index for phase-matching.application/pdfen-AU© OSA 2020 © 2020 The Authors202010.1364/CLEOPR.2020.C5E_12021-08-01