"Naoki Takahashi,Weicheng Fang,Yoshitaka Ohiso,Tomohiro Amemiya,Nobuhiko Nishiyama","Lateral confinement enhanced membrane laser on Si with a buried-ridge-waveguide structure",,"Journal of the Optical Society of America B",,"Vol. 38","Issue 12","pp. 3340-3345",2021,Oct. "Naoki Takahashi,Weicheng Fang,Yoshitaka Ohiso,Tomohiro Amemiya,Nobuhiko Nishiyama","Lateral Optical Confinement Enhanced GaInAsP Membrane Laser on Si for On-chip Optical Interconnection","27th International Semiconductor Laser Conference (ISLC)",,,,,,2021,Oct. "Weicheng Fang,Naoki Takahashi,Yoshitaka Ohiso,Tomohiro Amemiya,Nobuhiko Nishiya","Thermal resistance reduction of membrane FP laser bonded by a-Si nano-film assisted surface activated bonding","The 82nd JSAP Autumn Meeting 2021",,,,,,2021,Sept. "Weicheng Fang,Naoki Takahashi,Yoshitaka Ohiso,Weiqi Wang,Tomohiro Amemiya,Nobuhiko Nishiyama","Thermal Resistance Reduction of GaInAsP/Si Membrane Laser bonded by Room Temperature Si-nano-film Assisted Surface Activated Bonding","Compound Semiconductor Week 2021",,,,,,2021,May "Moataz Eissa,Takehiko Kikuchi,Takuo Hiratani,Yutaka Makihara,Naoki Fujiwara,Naoko Inoue,Toshiyuki Nitta,Hideki Yagi,Yoshitaka Ohiso,Tomohiro Amemiya,Nobuhiko Nishiyama","Hybrid DFB Lasers Consisting of GaInAsP Gain Region and Si Vertical Grating Fabricated by Room-temperature Surface-activated Bonding","The 68th JSAP Spring Meeting",,,,,,2021,Mar.