Distorted square anti-prism-b 8-vertex, Electronic energy gap

• Fe-O
• Li-O-V
• Li-Nb-O
• Fe-S
• Mn-Te
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• thermal energy gap
• charge-transfer energy
• transitional
• chalcogen
• disordered
• non-disordered
• hexagonal
• cubic
• trigonal
• monoclinic
• orthorhombic