Sania Zahoor First principle study of Opto- Electronic properties of ZFe2S4 (Z=Zn, Mg and Ca) spinel ferrites / Sania Zahoor - Islamabad: Allama Iqbal Open University, 2025. - xiv, 71p. HB MPhil Thesis Subjects--Topical Terms: Optoelectronics--MaterialsFerrites--PropertiesDissertations, Academic--MPhil Physics Dewey Class. No.: 621.3815 / SAF