N. S. . Mohamed Mustakim, “Optimizing Hydrophilicity in NiO/Graphene Composites Via Stearic Acid Treatment for Humidity-to-Energy Applications”, IJIE, vol. 16, no. 7, pp. 266–279, Dec. 2024, Accessed: Apr. 08, 2026. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/19095