A novel electrocatalyst from TOCN/CGG hydrogel-supported Fe-rich sludge and its performance in treating azo dyes-contaminated water - Xinyu Li; Qing Luo; Mengxia Shen; Shuangquan Yao; Suxia Ren; Feng Jiang; Zhaoxiang Zhou; Tingzhou Lei; Lei Dai (Carbohydrate Polymers, 2024)