Alkaline, Disordered, Structural transitions, Tetragonal

• Ba-O-Ti
• Mg-Nb-O-Pb-Ti
• As-Ba-Co-Fe
• Ba-Ca-O-Ti-Zr
• Ba-Cu-La-O
• temperature for structural transition
• pressure for structural transition
• structural transition
• alkaline
• disordered
• transitional
• chalcogen
• oxide