Disordered, Transitional, Mg-Nb, Phase transitions

• Mg-Nb-O-Pb-Ti
• Mg-Nb-O-Pb
• In-Mg-Nb-O-Pb-Ti
• Cd-Mg-Nb-O-Pb
• Bi-Mg-Nb-O-Pb
• structural transitions
• temperature for structural transition
• temperature for congruent melting
• fusion
• transitional
• disordered
• alkaline
• chalcogen
• oxide
• cubic
• tetragonal
• monoclinic
• orthorhombic
• trigonal