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

• Ba-Ca-Er-O-Ti-Zr
• Ba-Ca-O-Sn-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
• ferroelectric
• chalcogen
• alkaline
• conductor
• nonmetal
• cubic
• orthorhombic
• tetragonal
• trigonal