Bi-Nb, Chalcogen, Phase transitions, Tetragonal

• Bi-Nb-O-Sr
• Bi-Nb-O
• Bi-Nb-O-Sr-Ta
• Ba-Bi-Nb-O
• Bi-Nb-O-Sr-Ti
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• transitional
• chalcogen
• pnictogen
• disordered
• alkaline