Chalcogen, Transitional, Ijhedx

• Ba-Co-Fe-Nb-O
• Ba-Co-Fe-O-Sr
• O-Pr-Zr
• Ba-Ce-O-Y-Zr
• Co-La-O-Sr-Ti
• structural properties
• electronic and electrical properties
• conductivity or resistivity
• thermal expansion
• thermal and thermodynamic properties
• transitional
• chalcogen
• rare earth
• alkaline
• lanthanoid
• cubic
• orthorhombic
• trigonal
• tetragonal
• monoclinic