Dual-protection mechanism in urease-immobilized calcium alginate- vaterite composite gel for enhanced Cd2+ removal from wastewater: Insights into the process - Hui Jia; Jingxuan Sang; Bingbing Jin; Shengqiang Wang; Qianqian Hou; Yifan Wu; Malcom Frimpong Dapaah; Peili Shi; Liang Cheng (Process Safety and Environmental Protection, 2025)