Effect of the oxygen functional groups of activated carbon on its electrochemical performance for supercapacitors. (January 2021) - Li, Xi-ran; Jiang, Yang-hui; Wang, Pei-zhi; Mo, Yan; Lai, Wen-de; Li, Zheng-jiong; Yu, Ru-ji; Du, Yu-ting; Zhang, Xin-ren; Chen, Yong