Chalcogen, Metal, Non-disordered, Fe-O, Structural transitions

• As-Fe-La-O
• Bi-Fe-O
• As-Fe-O-Sm
• As-Fe-Nd-O
• temperature for structural transition
• pressure for structural transition
• structural transition
• non-disordered
• oxide
• metal
• chalcogen
• transitional
• cubic
• orthorhombic
• tetragonal
• trigonal
• monoclinic