Article, Comparative Assessment of Exchange-Correlation Functionals for Structural, Electronic, and Optical Properties of Rhombohedral Bi0.5Na0.5TiO3: Comparative Assessment of Exchange-Correlation Functionals for Structural, Electronic, and Optical Properties of Rhombohedral Bi0.5Na0.5TiO3. JNA 2026, 2 (3), 38-53. https://doi.org/10.65273/hhit.jna.2026.2.3.047.