Alsultany, Forat H., and Rusul A. Ghazia. 2019. “Seed/Catalyst-Free Growth of 2D And 3D Zno Nanostructures on Glass Substrate by Thermal Evaporation Method: Effects of Carrier Gas Flow Rate”. Al-Mustansiriyah Journal of Science 29 (3):129-32. https://doi.org/10.23851/mjs.v29i3.631.