Disordered, Transitional, Structural transitions, Trigonal

• Cu-Fe-O
• Bi-Fe-O
• La-Mn-O-Sr
• Bi-Na-O-Ti
• Se-Ti
• temperature for structural transition
• pressure for structural transition
• pressure derivative of transition temperature
• structural transition
• disordered
• transitional
• chalcogen
• oxide
• conductor