2024. Research on the fabrication of nanorod-structured phorphyrin/g-C3N4 as photocatalyst materials for the removal of Cr6+ ions in an aqueous solution. Vietnam Journal of Catalysis and Adsorption. 13, 2 (Jun. 2024), 25–30. DOI:https://doi.org/10.62239/jca.2024.026.