Chalcogen, Conductor, Semiconductor, Structural transitions

• Ba-O-Ti
• Ca-La-Mn-O
• Fe-O
• In-S-Tl
• La-Mn-O-Sr
• temperature for structural transition
• pressure for structural transition
• structural transition
• chalcogen
• semiconductor
• conductor
• transitional
• oxide
• orthorhombic
• tetragonal
• cubic
• monoclinic
• trigonal