Ultrahigh gain hot-electron tunneling transistor approaching the collection limit. - Jun Lin; Pengfei Luo; Xinpei Duan; Wujun Zhang; Chao Ma; Tong Bu; Wanhan Su; Bei Jiang; Guoli Li; Xuming Zou; Ting Yu; Lei Liao; et al. (Sci. China Inf. Sci., 2023)