Highly graphitized biochar as nonmetallic catalyst to activate peroxymonosulfate for persistent quinclorac removal in soil through both free and non-free radical pathways - Yujiao Wen; Lide Liu; Dong He; Jinmeng Wu; Wenzhi Yang; Shikai Li; Shiya Wang; Lezhu Su; Zhi Zhou; Zhonghua Zhou; Nan Zhou (Chemical Engineering Journal, 2024)