Wide Bandgap and Structural Homogeneity in Spray-Pyrolyzed CuNiFeO Spinel Ferrite Thin Films for Multifunctional Optoelectronics. IJPAP [Internet]. 2025 Nov. 10 [cited 2026 May 14];63(11). Available from: https://or.niscpr.res.in/index.php/IJPAP/article/view/22573