15-vertex frank-kasper, Phase transitions, Tetragonal

• Ba-Ca-Nb-O
• Cr-Ge
• Ca-Sn
• Cr-Fe
• Nb-Si
• fusion
• temperature for congruent melting
• peritectic formation
• temperature for peritectic formation
• structural transitions
• transitional
• intermetallic
• non-disordered
• disordered