Performance and mechanisms of zero valent iron enhancing short-chain fatty acids production during thermophilic anaerobic fermentation of waste activated sludge - Wanqing Ding; Xiumin Fan; Xu Zhou; Ruining Liu; Chuan Chen; Wenbiao Jin; Jing Sun; Xuan Li; Guangming Jiang; Huan Liu (Science of The Total Environment, 2024)