This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Characterization of the ZnO samples obtained at pH of the reaction solution of 13.8: (a) XRD pattern and (b) SEM imageSEM images of ZnO samples obtained at different pH values of the reaction solutions: (a) 13.1, (b) 13.6, (c) 13.7Illustration of a possible growth mechanism of the ZnO microflowersPhotocatalytic performance of ZnO based photocatalysts for degrading MB; the ZnO nanocrystals were obtained at different pH values of the reaction solutions: (a) 13.1, (b) 13.6, (c) 13.7, (d) 13.8