“Effect of Precursor Ratio on the Structural Characteristics and Photocatalytic Activity of G-C3N4 SiO2 Composite Materials”. Vietnam Journal of Catalysis and Adsorption 15, no. 2 (June 30, 2026): 136–141. Accessed July 3, 2026. https://jca.edu.vn/index.php/jca/article/view/2026.036.