Graphene-channel FETs for photonic frequency double-mixing conversion over the sub-THz band. - Tetsuya Kawasaki; Adrian Dobroiu; Takanori Eto; Yuki Kurita; Kazuki Kojima; Yuhei Yabe; Hiroki Sugiyama; Takayuki Watanabe; Susumu Takabayashi; Tetsuya Suemitsu; Victor Ryzhii; Katsumi Iwatsuki; et al. (ESSDERC, 2013)

Sub-THz photonic frequency conversion using graphene and InP-based transistors for future fully coherent access network. - Kenta Sugawara; Tetsuya Kawasaki; Gen Tamamushi; Mastura B. Hussin; Adrian Dobroiu; Tomohiro Yoshida; Tetsuya Suemitsu; Hirokazu Fukidome; Maki Suemitsu; Victor Ryzhii; Katsumi Iwatsuki; Shigeru Kuwano; et al. (ECOC, 2015)

Powerful Situation Awareness Using High Resolution Optical Satellites 'ASNARO-1' and Radar Satellites 'ASNARO-2'. - Tetsuya Kawasaki; Masanori Miyawaki; Tsunekazu Kimura; Kazutsuna Hebiishi; Toshiaki Ogawa (IGARSS, 2019)