"Haoyu Chen,Moataz Eissa,Kaibin Yao,Tsuyoshi Horikawa,Keisuke Kawahara,Nobuhiko Nishiyama","High-Efficiency Vertical Coupler between Si and Low-index (~1.6) SiON Waveguide with Low Polarization Dependance Loss","The 73rd JSAP Spring Meeting 2026",,,,,,2026,Mar. "Kaibin Yao,Shaher Anis Mahmoud Eissa Moataz,Tsuyoshi Horikawa,Nobuhiko Nishiyama","Characteristics Comparison of Interlayer Couplers Between Silicon Oxynitride and Silicon Waveguide Layers","‘æ86‰ñ‰ž—p•¨—Šw‰ïH‹GŠwpu‰‰‰ï",,,,,,2025,Sept. "Kaibin Yao,Shaher Anis Mahmoud Eissa Moataz,Tsuyoshi Horikawa,Nobuhiko Nishiyama","Silicon Oxynitride/Silicon Interlayer Couplers: Flexible Index Control, High Efficiency and Compact on Silicon Platform","30th OptoElectronics and Communications Conference",,,,,,2025,July "Haoyu Chen,Eissa Moataz,Kaibin Yao,Tsuyoshi Horikawa,Nobuhiko Nishiyama","Design of Layer-to-Layer Coupler between Si and SiON Waveguides using Low Index (~1.6) SiON","The 72nd JSAP Spring Meeting 2025",,,,,,2025,Mar. "›LŠMã,ƒ^ƒ“ƒUƒJƒ“,ŽR–{—m‰î,•Ÿ“cq•½,ŠÝ“c¹–¤,’†oŒ«‘¾˜Y,V‹—²”V","‰®“àŠÂ‹«‚É‚¨‚¯‚éMU-MIMO‚̃Aƒ“ƒeƒi”z’uÝŒv‚Æ«”\•]‰¿","“dŽqî•ñ’ÊMŠw‰ï2023”N‘‡‘å‰ï",,,,,,2023,Mar.