Chalcogen, Conductor, Disordered, Metal, Real part of permittivity

• Ba-O-Ti
• Bi-Fe-O
• O-Sr-Ti
• Ba-Cu-O-Y
• Co-Fe-O
• metal
• disordered
• chalcogen
• conductor
• transitional
• cubic
• tetragonal
• orthorhombic
• trigonal
• hexagonal