Bi-Fe-La-O, Chalcogen, Electric properties, Trigonal

• Bi-Fe-La-O-Pb-Ti
• Bi-Fe-La-Mg-O
• Bi-Dy-Fe-La-O
• Bi-Ce-Fe-La-O
• permittivity (dielectric constant)
• ferroelectric hysteresis
• electric polarization
• dielectric loss tangent
• pnictogen
• lanthanoid
• oxide
• chalcogen
• rare earth