pH-mediated protonated electropositivity pollutants with cyano-modified g-C3N4 for the photocatalytic degradation through electrostatic interaction - Ao Xia; Yingping Huang; Jiaying Yan; Keqin Liu; Xinxin Zhang; Shichao Zhang; Yanfen Fang; Ruiping Li; Yiqun Tian; Hailin Tian (Journal of Environmental Chemical Engineering, 2025)