15-vertex frank-kasper, Disordered, Transitional, Phase transitions, Tetragonal

• Ba-Ca-Nb-O
• Cr-Fe
• Co-Cr
• Cr-U
• Ga-Ta
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• temperature for peritectic formation
• transitional
• disordered
• intermetallic
• ternary