Alkali, Cell and atoms, Disordered, Cubic, Electronic energy gap

• Al-H-Na-O-Si
• Al-Na-O-Si
• Bi-K-O
• Co-Li-O-Ti
• H-Li-N
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• alkali
• disordered
• chalcogen
• transitional