Dual-path activation mechanism of MnO-Mn5C2/CN in periodate systems for 4-chlorophenol degradation: Interface mediated radical and nonradical synergistic catalysis - Qi Zhang; Yao Dai; Siyuan Cao; Xu Yin; Liankai Gu; Yuanbo Zhou; Zhenshan Duan; Guoyan Luo; Siqi Liu; Kajia Wei; Weiqing Han (Journal of Environmental Chemical Engineering, 2026)