Optimization of TiO2 Photocatalyst Through The Variation of Zinc Ratio for Degradation Organic Dye Methylene Blue. JSIS [Internet]. 2026 Sep. 26 [cited 2026 Nov. 8];2(1):23-31. Available from: https://jsis.universitaspertamina.ac.id/index.php/JSIS/article/view/60