Enhanced ultraviolet photoresponse based on ZnO nanocrystals/Pt bilayer nanostructure*
Tong Xiao-Lina),b), Xia Xiao-Zhib), Li Qing-Xiaa)†
       
AFM images of ZnO thin films annealed at (a) 400 °C, (b) 500 °C, (c) 600 °C, and (d) 700 °C.