Chalcogen, Transitional, Dielectric loss tangent

• Bi-Fe-O
• Ca-Cu-O-Ti
• K-Na-Nb-O
• Ba-O-Ti
• Bi-Na-O-Ti
• transitional
• chalcogen
• oxide
• nonmetal
• disordered
• cubic
• tetragonal
• orthorhombic
• trigonal
• monoclinic