Alkaline, Barioperovskite, Chalcogen, Piezoelectric, Orthorhombic

• Ba-O-Ti
• Ba-Fe-Nb-O-Ti
• Ba-Nb-O-Ti-Zn
• Ba-Ca-Er-O-Ti-Zr
• Ba-Bi-Mg-O-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• phase transitions
• structural transitions
• temperature for structural transition
• ferroelectric
• barioperovskite
• alkaline
• chalcogen
• non-disordered