Alkaline, Chalcogen, Oxide, Structural transitions, Trigonal

• La-Mn-O-Sr
• Ba-O-Ti
• Ca-La-Mn-O
• Ba-Ca-O-Ti-Zr
• Mg-Nb-O-Pb-Ti
• temperature for structural transition
• pressure for structural transition
• structural transition
• magnetic field for structural transition
• oxide
• chalcogen
• alkaline
• transitional
• disordered