Broadband Si waveguide loop mirror with curved directional coupler. - Takuya Mitarai; Moataz Eissa; Takayuki Miyazaki; Tomohiro Amemiya; Nobuhiko Nishiyama; Shigehisa Arai (OECC/PSC, 2019)

Characteristics of GaInAsP/SOI Hybrid Semiconductor Optical Amplifier with InP-based Two-storied Ridge Structure. - Yutaka Makihara; Nobuhiko Nishiyama; Takehiko Kikuchi; Takuo Hiratani; Naoki Fujiwara; Naoko Inoue; Toshiyuki Nitta; Moataz Eissa; Takuya Mitarai; Yuning Wang; Yoshitaka Ohiso; Tomohiro Amemiya; et al. (OECC/PSC, 2022)

Compact Power Splitters with Mosaic-based Structure Designed by Bayesian Direct-binary-search Method. - Takuya Mitarai; Takeshi Fujisawa; Takuya Okimoto; Naoya Kono; Naoki Fujiwara; Yusuke Sawada; Taichi Muratsubaki; Takanori Sato; Kunimasa Saitoh; Hideki Yagi (OECC/PSC, 2022)

InP-based Optical Devices Integrated on Silicon Photonic Circuits. - Takuya Okimoto; Naoki Fujiwara; Naoko Inoue; Takuo Hiratani; Takehiko Kikuchi; Takuya Mitarai; Munetaka Kurokawa; Hajime Tanaka 002; Hidenari Fujikata; Tohma Watanabe; Toshiyuki Nitta; Nobuhiko Nishiyama; et al. (OFC, 2024)