Electronic and electrical properties, Transitional, Trigonal, Truncated hexagonal pyramid 9-vertex

• Bi-Fe-O
• O-Pb-Ti-Zr
• Bi-Fe-La-O
• Bi-Fe-O-Sm
• O-Pb-Sc-Ta
• permittivity (dielectric constant)
• electric polarization
• electrical conductivity
• conductivity or resistivity
• effective mass
• transitional
• chalcogen
• disordered
• oxide
• ferroelectric