Alkali, Ternary, Transitional, Energy gap for direct transition

• Cl-K-Zn
• As-Li-Zn
• Ag-C-Cs
• As-K-Zn
• As-Rb-Zn
• transitional
• alkali
• ternary
• non-disordered
• tetragonal
• trigonal
• cubic
• hexagonal
• orthorhombic