Disordered, Varshney

• Fe-Mn-O
• Fe-O
• Ba-La-Mn-O
• La-Mn-Na-O
• Co-Fe-O
• electronic and electrical properties
• magnetic properties
• structural properties
• Moessbauer spectra
• optical properties
• disordered
• chalcogen
• transitional
• oxide
• ferromagnetic
• cubic
• trigonal
• orthorhombic
• monoclinic
• tetragonal