Chalcogen, Transitional, Nb-Ti, Phase transitions

• Mg-Nb-O-Pb-Ti
• Nb-O-Pb-Ti-Zn
• Ba-Nb-O-Ti
• Nb-O-Ti
• Nb-Ni-O-Pb-Ti
• structural transitions
• temperature for congruent melting
• fusion
• temperature for structural transition
• transitional
• chalcogen
• disordered
• oxide
• quinary
• tetragonal
• cubic
• orthorhombic
• monoclinic
• trigonal