Co/Co3S4 heterojunctions mediated electron-rich Co(II) for enhanced peroxymonosulfate activation and norfloxacin degradation - Ziteng Mu; Wanyu Zhang; Yanyun Wang; Yangping Zhang; Yanfang He; Linzhi Zhai; Danhong Shang; Yilin Wang; Hengcong Tao; Fu Yang (Process Safety and Environmental Protection, 2026)