Fig. 4From: Fabrication and Optimization of Vertically Aligned ZnO Nanorod Array-Based UV Photodetectors via Selective Hydrothermal SynthesisAbsorption properties of ZnO NRAs. a Schematic diagram of ZnO NRAs for RCWA calculation and b color-coded absorption map as functions of diameter/height of the ZnO NRAsBack to article page