Bi-Na-O-Ti, Chalcogen, Conductor, Ferroelectric, Trigonal

• Bi-Mn-Na-O-Ti
• Bi-Na-O-Pr-Ti
• Bi-Gd-Na-O-Ti
• Bi-Er-Na-O-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• optical properties
• ferroelectric hysteresis
• ferroelectric transitions
• conductor
• disordered
• alkali
• chalcogen
• ferroelectric