Rolling two-dimensional covalent organic framework (COF) sheets into one-dimensional electronic and proton-conductive nanotubes - Zhuowei Li; Rajendra Prasad Paitandi; Yusuke Tsutsui; Wakana Matsuda; Masaki Nobuoka; Bin Chen; Samrat Ghosh; Takayuki Tanaka; Masayuki Suda; Tong Zhu; Hiroshi Kageyama; Yoshihiro Miyake; et al. (Proceedings of the National Academy of Sciences, 2025)