Ba-O-Ti-Zr, Chalcogen, Conductor, Transitional, Tetragonal

• Ba-Ca-Er-O-Ti-Zr
• Ba-Bi-Na-O-Ti-Zr
• Ba-Bi-Ca-Cu-O-Ti-Zr
• Ba-Bi-Ca-Na-O-Ti-Zr
• electronic and electrical properties
• permittivity (dielectric constant)
• structural transitions
• phase transitions
• temperature for structural transition
• disordered
• conductor
• alkaline
• chalcogen
• ferroelectric