Untangling natural deep eutectic solvent pretreatment for boosting short-chain fatty acid production from sludge anaerobic fermentation: Effectiveness evaluation and mechanism elucidation - Jinghua Lv; Fengyi Wu; Haohao Xing; Enyan Li; Jiaqing Wang; Shujia Zhang; Yunbei Li; Jishao Jiang (Chemical Engineering Journal, 2025)