Polyacrylonitrile fiber with light-driven intelligent reversible and switchable wettability as an environmental benign solid base for biodiesel production - Huan-Xing Zhou; Qing-Qing Sun; Zhong-Qiu Liu; Jie-Wen Duan; Tingjun Fu; Yujing Liu; Anguo Ying (Journal of Cleaner Production, 2023)