Chalcogen, Metalloid, Quaternary, Tetrahedron, Transitional, Phase diagram

• Ag-Al-Bi-Te
• Ag-Al-Cd-Te
• Ag-Al-Ge-O
• Ag-Al-Ge-S
• Ag-Al-Au-Te
• quaternary
• transitional
• chalcogen
• metalloid
• tetrahedron