Cubic, Disordered, Lanthanoid, Er-x polyhedra, Phase transitions

• Co-Er
• Er-O-Ti
• Er-Ni
• Al-Er-Pr
• Bi-Er-O
• temperature for congruent melting
• fusion
• structural transitions
• temperature for structural transition
• pressure for structural transition
• lanthanoid
• disordered
• rare earth
• transitional