C-x polyhedra, Disordered, Electronic energy gap

• C-H-N-O
• B-C
• C-Cl
• Al-As-Ga
• C-F
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• spin-orbit splitting of valence band
• thermal energy gap
• disordered
• chalcogen
• organic
• pnictogen
• monoclinic
• cubic
• triclinic
• orthorhombic
• trigonal