" Heteroaggregation of CeO2 and TiO2 engineered nanoparticles in the aqueous phase: " Luo, Muxi; Qi, Xuejiao; Ren, Tongxuan; Huang, Yuxiong; Keller, Arturo A; Wang, Hongtao; Wu, Boran; Jin, Huapeng; Li, Fengting