Simultaneous nitridation of ZVI and N-doping of biochar via a binary-biomass route: Tailoring remediation mechanisms from selective adsorption to catalytic oxidation - Yu-Yan Liang; Hui Zheng; Xuan-Xuan Wang; Yu-Meng Chen; Chao-Hao Chen; Zai-Fa Pan; Shi-Zhao Wu; Jing Gao (Process Safety and Environmental Protection, 2026)