Fig. 2From: Photoluminescence Study of the Influence of Additive Ammonium Hydroxide in Hydrothermally Grown ZnO NanowiresThe PL measurements results. a The PL spectra of the ZnO NWs grown under different ammonium hydroxide concentrations. b Deconvoluted Gaussian fit for the 40-mM sample to blue, green, and orange emission states and their percentage contributions in visible emission. c The intensity ratio of UV and green emission peak as a function of NH4OH concentrationBack to article page