Hydrothermal synthesis of graphene grafted titania/titanate nanosheets for photocatalytic degradation of 4-chlorophenol: Solar-light-driven photocatalytic activity and computational chemistry analysis - Li, Fan; Du, Penghui; Liu, Wen; Li, Xushuang; Ji, Haodong; Duan, Jun; Zhao, Dongye (Chemical Engineering Journal, 2018)