Ba-Fe-O, Chalcogen, Hexagonal, Magnetic transitions

• Ba-Fe-O-W
• Ba-Fe-O-Ti
• Al-Ba-Fe-O
• Ba-Co-Fe-O
• Curie temperature
• Neel temperature
• temperature for magnetic transition
• freezing temperature for spin glass
• transitional
• chalcogen
• alkaline
• oxide
• disordered