Disordered, Oxide, Transitional, Structural transitions, Trigonal

• Cu-Fe-O
• Bi-Fe-O
• La-Mn-O-Sr
• Bi-Na-O-Ti
• Fe-O
• temperature for structural transition
• pressure for structural transition
• magnetic field for structural transition
• structural transition
• oxide
• transitional
• chalcogen
• disordered
• nonmetal