Integrated pretreatment of poplar biomass employing p-toluenesulfonic acid catalyzed liquid hot water and short-time ball milling for complete conversion to xylooligosaccharides, glucose, and native-like lignin

Meysam Madadi, Dan Liú, Yuan-Hang Qin, Yinchao Zhang, Keikhosro Karimi, Meisam Tabatabaei, Vijai Kumar Gupta, Mortaza Aghbashlo, Zahoor Zahoor, Sameh S. Ali