Chalcogen, Mletdj

• Bi-Fe-O
• Ba-Cu-O-Y
• Ba-O-Ti
• Bi-Fe-La-O
• Fe-La-O
• structural properties
• magnetic properties
• electronic and electrical properties
• optical properties
• magnetization
• chalcogen
• transitional
• rare earth
• alkaline
• lanthanoid
• orthorhombic
• cubic
• tetragonal
• monoclinic
• trigonal