Synergistic enhancement of CO2 adsorption performance of porous biochar by N/O heteroatoms and pore structure: Experiment and DFT simulation - Zhipei Tang; Ju Zhu; Ziqi Zhao; Heming Dong; Qian Du; Dongdong Feng; Yu Zhang; Tianhang Zhang; Yirui Peng; Jianmin Gao; Min Xie (Journal of Environmental Chemical Engineering, 2025)