Alkaline, Oxide, Cubic, Mg-Nb-O-Pb, Phase transitions

• Mg-Nb-O-Pb-Ti
• Cd-Mg-Nb-O-Pb
• Bi-Mg-Nb-O-Pb
• Mg-Nb-O-Pb-Ta-Zn
• structural transitions
• temperature for structural transition
• temperature for congruent melting
• fusion
• transitional
• chalcogen
• alkaline
• oxide
• perovskite