Phase transitions, Tl, Trigonal

• Mo-S-Tl
• Mo-O-Tl
• Mo-Se-Tl
• Ag-O-Tl
• Ag-I-Tl
• fusion
• temperature for congruent melting
• decomposition
• decomposition temperature
• structural transitions
• chalcogen
• non-disordered
• ternary
• transitional