Chalcogen, Conductor, Transitional, Enthalpy change

• Cu-O
• Ba-Cu-O-Y
• Mo-O-Tl
• O-Sr-Zr
• Fe-La-O
• transitional
• chalcogen
• conductor
• oxide
• semiconductor
• cubic
• orthorhombic
• tetragonal
• monoclinic
• trigonal