Intermediate valence

• Cu-La-O-Sr
• Ba-O-Ti
• Ba-Cu-O-Y
• Fe-O
• La-Mn-O-Sr
• magnetic properties
• electronic and electrical properties
• thermal and thermodynamic properties
• structural properties
• conductivity or resistivity
• intermediate valence
• transitional
• chalcogen
• disordered
• rare earth
• cubic
• orthorhombic
• tetragonal
• trigonal
• hexagonal