Hasanah, U., Kusumawardani, L.J. and Iryani, A. 2026. A Comparative Photocatalytic Activity of ZnO and TiO₂ toward Rhodamine B Degradation under UV Irradiation. Helium: Journal of Science and Applied Chemistry. 6, 1 (Jun. 2026), 30–36. DOI:https://doi.org/10.33751/helium.v6i1.8.