Ba-O-Sr-Ti, Chalcogen, Conductor, Semiconductor, Tetragonal

• Ba-Na-O-Sr-Ti
• Ba-Ca-O-Sr-Ti-Y
• Ba-Ca-Mn-O-Sr-Ti-Y
• Al-Ba-Ca-Ce-Cu-O-Sm-Sr-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• phase transitions
• structural transitions
• ferroelectric transitions
• oxide
• alkaline
• conductor
• chalcogen
• semiconductor