Residual sludge catalyzed by hydrolysis of thermophilic bacteria Changwei Wang, Zhifang Ning, Weizhang Zhong, Yanfei Li, Jiwei Hou, Zhaoyang Wang, Haoran Zhang and Xilei Dong E3S Web Conf., 466 (2023) 01014 Published online: 15 December 2023 DOI: 10.1051/e3sconf/202346601014