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Optics Letters|March 22, 2023
Graphene perfect absorber based on degenerate critical coupling of toroidal modeRongyang Xu, Junichi Fujikata, Junichi TakaharaOptics Express|April 6, 2021
High-efficiency and high-speed narrow-width MOS capacitor-type Si optical modulator with TM mode excitationJunichi Fujikata, Shigeki Takahashi, Masataka Noguchi, et al.Optics Express|February 25, 2016
First demonstration of SiGe-based carrier-injection Mach-Zehnder modulator with enhanced plasma dispersion effectYounghyun Kim, Junichi Fujikata, Shigeki Takahashi, et al.Optics Express|May 14, 2015
Demonstration of record-low injection-current variable optical attenuator based on strained SiGe with optimized lateral pin junctionYounghyun Kim, Junichi Fujikata, Shigeki Takahashi, et al.Optics Express|October 10, 2013
Differential receivers with highly -uniform MSM Germanium photodetectors capped by SiGe layerMakoto Miura, Junichi Fujikata, Masataka Noguchi, et al.Optics Express|February 1, 2024
Hybrid distributed Bragg reflector laser on Si with a transfer printed InAs/GaAs quantum dot amplifierNatalia Morais, Junichi Fujikata, Jinkwan Kwoen, et al.Optics Express|May 9, 2023
High-performance Ge/Si electro-absorption optical modulator up to 85°C and its highly efficient photodetector operationJunichi Fujikata, Masataka Noguchi, Riku Katamawari, et al.Optics Express|December 31, 2020
Taperless Si hybrid optical phase shifter based on a metal-oxide-semiconductor capacitor using an ultrathin InP membraneShuhei Ohno, Qiang Li, Naoki Sekine, et al.Optics Express|October 13, 2022
Modulation bandwidth improvement of III-V/Si hybrid MOS optical modulator by reducing parasitic capacitanceHanzhi Tang, Qiang Li, Chong Pei Ho, et al.Optics Express|October 29, 2020
High-speed Ge/Si electro-absorption optical modulator in C-band operation wavelengthsJunichi Fujikata, Masataka Noguchi, Kazuki Kawashita, et al.Pageof 2