Amare, Y., Welderfael, T., Yadav,O.P. , & Abraha Berhe, T. (2026). Synergistic Effects of Doping Aluminum and Poly (Vinyl Alcohol) on ZnO Photocatalyst for Catalytic Degradation of Methyl Orange under Sunlight. Momona Ethiopian Journal of Science, 18(1), 93–111. https://doi.org/10.4314/mejs.v18i1.7