Chalcogen, Oxide, Mn-Ta

• Mn-O-Ta
• Ca-Mn-O-Ta
• Fe-Mn-O-Ta
• Fe-Mn-Nb-O-Ta
• Ba-Mn-O-Ta
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• electrical conductivity
• phase transitions
• transitional
• oxide
• chalcogen
• disordered
• cubic
• orthorhombic
• tetragonal
• monoclinic
• trigonal