A. Zakaria, Z. Rizwan, M. Hashim, A. H. Shaari, W. M. Mat Yunus, and E. Saion, “DETERMINATION OF THE BAND-GAP ENERGY OF CERAMIC ZnO DOPED WITH MnO BY PHOTOPYROELECTRIC TECHNIQUE”, Solid State Sci. Technol., vol. 13, no. 1 & 2, pp. 226–233, Mar. 2026, Accessed: Jul. 29, 2026. [Online]. Available: https://journal.massmalaysia.org/ojs/index.php/ssst/article/view/317