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)