First-Principles Study of Fe₂O₃-Doped Graphene: Structural, Electronic, Magnetic and Optical Insights. J. Phys. Sci. [Internet]. 2026 Aug. 28 [cited 2026 Sep. 6];37(2):51-7. Available from: https://ejournal.usm.my/jps/article/view/jps_vol37-no-2-2026_4