Chalcogen, Conductor, Oxide, Semiconductor, Fe-O, Trigonal

• Bi-Fe-O
• Cu-Fe-O
• Fe-La-O-Sr
• Bi-Fe-La-O
• magnetic properties
• electronic and electrical properties
• structural properties
• magnetization
• permittivity (dielectric constant)
• semiconductor
• conductor
• chalcogen
• oxide
• transitional