Chalcogen, Conductor, Non-disordered, Transitional, Infrared spectra

• Fe-Ni-O
• Co-Fe-O
• Fe-Mg-O
• Bi-Fe-O
• O-Sr-Ti
• transitional
• chalcogen
• non-disordered
• conductor
• semiconductor
• cubic
• orthorhombic
• monoclinic
• tetragonal
• trigonal