Asymmetric Co-Ov-Ti in hierarchical platelet-spherical structure Co NCs/Ti3C2 MXene for simultaneous and competitive catalytic oxidation of Hg0 and CO in flue gas - Yongpeng Ma; Jianghui Du; Yifei Wu; Haobing Yan; Ruiqi Liu; Xiaojing Zhang; Hongzhong Zhang; Liming Zhou; Wenjun Huang (Fuel, 2026)