Alkali, Non-disordered, Phase transitions, Trigonal

• Li-O-Ta
• Li-Nb-O
• Na-Nb-O
• K-Li-O-S
• N-Na-O
• temperature for congruent melting
• fusion
• structural transitions
• temperature for structural transition
• decomposition
• non-disordered
• alkali
• chalcogen
• transitional