Fe 3+,Cr 3+-doped TiO 2 Photocatalysts Preparedby the Sol-Gel and Hydrothermal Method
ZHU Jie-fang, FU Wen, HE Bin, ZHANG Jin-long
Imaging Science and Photochemistry . 2004, (4): 241 -243 .  DOI: 10.7517/j.issn.1674-0475.2004.04.241