Alkaline, Apatite, Electronic energy gap

• La-O-Si-Sr
• F-O-Sr-V
• Ca-F-O-V
• Ca-H-O-P
• Ca-F-La-O-P-Si
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• spin-orbit splitting of valence band
• apatite
• alkaline
• chalcogen
• disordered
• hexagonal
• trigonal
• monoclinic
• triclinic
• orthorhombic