Alkali, Electronic energy gap, Trigonal

• Li-Nb-O
• Li-O-V
• Li-O-Ta
• Li-Mg-Nb-O
• Cs-I-Sb
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• polaron formation energy
• spin-orbit splitting of valence band
• alkali
• chalcogen
• transitional
• non-disordered