Setiawati, N. and Hastuti, W.T. 2025. A review of TiO2 nanotubes/Co3O4/M (M: Au, Ag) photoelectrode for degradation of methyl orange and methylene blue. Environmental and Materials. 3, 1 (Jun. 2025). DOI:https://doi.org/10.61511/eam.v3i1.2025.1848.