High optical coupling efficiency by double taper-type coupler structure towards III-V/Si hybrid photonic integration

Takehiko Kikuchi, Junichi Suzuki, Fumihito Tachibana, Naoko Inoue, Hideki Yagi, Moataz Eissa, Takuya Mitarai, Tomohiro Amemiya, Nobuhiko Nishiyama, Shigehisa Arai. 電子情報通信学会 光エレクトロニクス研究会(OPE), IEICE Technical Report, Vol. 118, No. 348, pp. 161-164, Dec. 2018.