Chalcogen, Conductor, Ternary, Transitional, Structural transitions

• Ba-O-Ti
• O-Sr-Ti
• Na-Nb-O
• O-Pb-Ti
• Bi-Fe-O
• temperature for structural transition
• pressure for structural transition
• structural transition
• transitional
• chalcogen
• ternary
• conductor
• semiconductor
• orthorhombic
• tetragonal
• cubic
• monoclinic
• trigonal