Electronic energy gap, Na-S

• H-Na-O-S
• Na-O-S
• H-Na-O-S-U
• Na-O-S-V
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• spin-orbit splitting of valence band
• alkali
• chalcogen
• non-disordered
• transitional
• monoclinic
• orthorhombic
• trigonal
• triclinic
• hexagonal