Islam KZ, Azam MG, Asfia MB. Optical Band Gap Tailoring and Enhanced Electrical Performance of Cu-Doped ZnO Thin Films via Sol-Gel Fabrication. Dhaka Univ. J. Sci. [Internet]. 2026 Jan. 28 [cited 2026 Feb. 7];74(1):111-2. Available from: https://www.banglajol.info/index.php/DUJS/article/view/80460