Otah, P. B., Nworie, I. C., Akande, P. I., Igweoko, A. E., Ugwoke, D. U., Ojobeagu, A. O., Brown-Okporie, N. W., Uwa, U. R., Nwigwe, G. C., Igwe, E. C., & Agu, T. E. (2025). Optical Characteristics of Nickel Oxide Thin Films Doped with Dye Extract from Three Natural Dyes. Nigerian Journal of Physics, 34(3), 92-98. https://doi.org/10.62292/10.62292/njp.v34i3.2025.422