Disordered, Transitional, Phase transitions, Tetragonal

• Ba-O-Ti
• Fe-Te
• Ga-Mn-Ni
• Mg-Nb-O-Pb-Ti
• K-Na-Nb-O
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• transitional
• disordered
• chalcogen
• oxide