In-situ passivation of Cu and Zn in dyeing sludge incineration ash: Neglected role of the sulfur cycle - Beichen Du; Yuting He; Qinyuan Zhang; Jianran Ye; Xiao Hu; Chuqi Ye; Yuchi Chen; Siwei Liu; Jia Hu; Teng Wang (Journal of Environmental Chemical Engineering, 2025)