WONGWAEN, Ganyaporn, Koranut DECHSRI, Praneet OPANASOPIT, Montri AIEMPANAKIT, and Cheewita SUWANCHAWALIT. “Sulfur-Doped Carbon Dots Derived from Caffeine: A Highly Efficient Photocatalyst for Organic Dye Degradation”. Journal of Metals, Materials and Minerals 35, no. 4 (October 30, 2025): e2355. Accessed November 23, 2025. https://www.jmmm.material.chula.ac.th/index.php/jmmm/article/view/2355.