Preparation and Photochromic Properties of Viologen/Polymer Film Blended with Copper Chloride
LI Zhi-bin, LI Ling, ZHANG Zhen-lin, WANG Yue-chuan
Imaging Science and Photochemistry . 2010, (1): 29 -36 .  DOI: 10.7517/j.issn.1674-0475.2010.01.29