Nonvolatile Memory With Extremely Low-Leakage Indium-Gallium-Zinc-Oxide Thin-Film Transistor. - Hiroki Inoue; Takanori Matsuzaki; Shuhei Nagatsuka; Yutaka Okazaki; Toshinari Sasaki; Kousei Noda; Daisuke Matsubayashi; Takahiko Ishizu; Tatsuya Onuki; Atsuo Isobe; Yutaka Shionoiri; Kiyoshi Kato; et al. (IEEE J. Solid State Circuits, 2012)