Phase transitions, Quaternary, Transitional, Se-Tl

• Ag-Bi-Se-Tl
• Cu-Ga-Se-Tl
• Cu-In-Se-Tl
• Ag-In-Se-Tl
• Hg-Se-Te-Tl
• phase diagram
• fusion
• temperature for congruent melting
• temperature for structural transition
• transitional
• quaternary
• chalcogen
• selenide
• tetragonal
• monoclinic
• orthorhombic
• trigonal
• hexagonal