Fig. 1From: Flexible Photocatalytic Paper with Cu2O and Ag Nanoparticle-Decorated ZnO Nanorods for Visible Light Photodegradation of Organic Dyea Photographs of a kraft paper substrate (left) and the paper with as-grown ZnO NRs (right). b SEM images of the ZnO NR paper. c–f SEM images of ZnO, Cu2O/ZnO, Ag/ZnO, and Ag/Cu2O/ZnO NRs, respectivelyBack to article page