Alkali, Chalcogen, Cubic, Electronic energy gap

• Li-Ni-O
• K-O-Ta
• Al-H-Na-O-Si
• Fe-Li-O
• Bi-K-O
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• thermal energy gap
• polaron formation energy
• alkali
• chalcogen
• disordered
• transitional