Fig. 2From: Ultraviolet Photodetector Based on Poly(3,4-Ethylenedioxyselenophene)/ZnO Core–Shell Nanorods p-n Heterojunctiona The top view SEM imageof ZnO NRs/PEDOS. b–e The element mapping images of ZnO NRs/PEDOS: b element C, c element O, d element Zn, e element Se. f EDS spectrum of ZnO NRs / PEDOSBack to article page