Electronic and electrical properties, Karppinen

• Ba-Fe-Gd-O
• La-Mn-O
• Fe-O-Pr-Sr
• Ce-Co-Cu-O-Sr-Y
• Co-Na-O
• conductivity or resistivity
• valence or charge transfer
• electrical resistivity
• field dependence of resistivity
• chalcogen
• transitional
• oxide
• alkaline
• rare earth
• tetragonal
• orthorhombic
• trigonal
• hexagonal
• monoclinic