Jianjun Yang is a Professor at the Engineering Research Center for Nanomaterials, Henan University, Kaifeng, China. He received a BSc in Chemistry from Jilin University, Changchun, in 1986; a BSc in Chemistry from Jilin University, Changchun, in 1989; and a PhD at Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, in 2001. His research interests are Photocatalysis, Photoelectrochemistry, Nanomaterials.