An 8Mb multi-layered cross-point ReRAM macro with 443MB/s write throughput. - Akifumi Kawahara; Ryotaro Azuma; Yuuichirou Ikeda; Ken Kawai; Yoshikazu Katoh; Kouhei Tanabe; Toshihiro Nakamura; Yoshihiko Sumimoto; Naoki Yamada; Nobuyuki Nakai; Shoji Sakamoto; Yukio Hayakawa; et al. (ISSCC, 2012)

Filament scaling forming technique and level-verify-write scheme with endurance over 107 cycles in ReRAM. - Akifumi Kawahara; Ken Kawai; Yuuichirou Ikeda; Yoshikazu Katoh; Ryotaro Azuma; Yuhei Yoshimoto; Kouhei Tanabe; Zhiqiang Wei 005; Takeki Ninomiya; Koji Katayama; Ryutaro Yasuhara; Shunsaku Muraoka; et al. (ISSCC, 2013)

An 8 Mb Multi-Layered Cross-Point ReRAM Macro With 443 MB/s Write Throughput. - Akifumi Kawahara; Ryotaro Azuma; Yuuichirou Ikeda; Ken Kawai; Yoshikazu Katoh; Yukio Hayakawa; Kiyotaka Tsuji; Shinichi Yoneda; Atsushi Himeno; Kazuhiko Shimakawa; Takeshi Takagi; Takumi Mikawa; et al. (IEEE J. Solid State Circuits, 2013)

Uncoupled 6-core Fibers with a Standard 125-μm Cladding, ITU-T G.652 Optical Properties, and Low XT. - Kazunori Mukasa; Takeshi Takagi; Takaaki Shishikura; Katsuhisa Maruyma; Hajime Oshio; Aditi Mehta; Karsten Rottwitt; Toshio Morioka (OFC, 2023)

+30.8 dBm, IM-DD, 32 Gbit/s High Power Optical Transmission with a 4-km Photonic Bandgap Fiber. - Shumpei Kimura; Takeshi Takagi; Kazunori Mukasa; Hiroyuki Tsuda (PSC, 2023)

Power Resilient, Air-Gap Multi-Core Fiber with >20 W Fiber Fuse Propagation Threshold per Core. - Aditi Mehta; Kazunori Mukasa; Takeshi Takagi; Mujtaba Zahidy; Yaoxin Liu; Kjeld Dalgaard; Karsten Rottwitt; Michael Galili; Leif Katsuo Oxenløwe; Toshio Morioka (OFC, 2024)

Over 1-Watt Analog RoF Signal Transmission Using a 1-km Hollow-Core Photonic Bandgap Fiber. - Kai Murakami; Souya Sugiura; Hironori Yamaji; Motoharu Matsuura; Takeshi Takagi; Kazunori Mukasa (OFC, 2024)

Demonstration of High-Power PON for Higher Split Ratio and Optical Powering Using a Hollow-Core Fiber. - Hironori Yamaji; Natsuhiro Yamada; Takeshi Takagi; Kazunori Mukasa; Satoru Okamoto; Hiroyuki Tsuda; Naoaki Yamanaka; Motoharu Matsuura (OFC, 2025)