Bi-Fe-O, Electronic and electrical properties, O-x polyhedra, Tetragonal

• Bi-Fe-O-Pb-Ti
• Bi-Fe-Nd-O
• Bi-Cl-Fe-O-Pb
• Bi-Fe-O-Sr
• Bi-F-Fe-O
• electrical conductivity
• effective mass
• electronic energy gap
• values of electronic energy gap
• permittivity (dielectric constant)
• pnictogen
• transitional
• chalcogen
• disordered
• oxide