Chalcogen, Non-disordered, Orthorhombic, Phase transitions

• Fe-Se
• Na-Nb-O
• Ba-O-Ti
• Cu-Ge-O
• Mn-O-Tb
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• pressure for structural transition
• chalcogen
• non-disordered
• transitional
• oxide