Deciphering the dual-regulatory mechanism of Zn doping in spinel ZnCo₂O₄ for piezoelectric-activated peroxymonosulfate: Steering the high-valent cobalt-oxo pathway - Xiaoqing Lin; Zhen Tian; Jun Liang; Yizhe Shen; Shaojun Liu; Qunxing Huang; Xiaodong Li; Chen Sun (Water Research, 2026)