Alkali, Chalcogen, Disordered, Bi-Na-O-Ti, Trigonal

• Bi-K-Na-O-Ti
• Ba-Bi-Na-O-Ti
• Bi-Mn-Na-O-Ti
• Bi-Gd-Na-O-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• structural properties
• ferroelectric hysteresis
• optical properties
• disordered
• pnictogen
• alkali
• chalcogen
• transitional