Preparation of biomass-based N, P, and S co-doped porous carbon with high mesoporosity based on the synergistic effect of NaOH/thiourea and melamine phosphate and its application in high performance supercapacitors

Xuan Yang, Yuhang Zheng, Chenlu He, Yijuan Qiu, Wenyan Hou, Beili Lu, Yandan Chen, Biao Huang, Jianhua Lv, Guanfeng Lin