Cell and atoms, Chalcogen, Electronic energy gap, Monoclinic

• C-H-N-O
• O-Si
• H-N-O-P
• H-K-O-P
• C-Cu-H-N-O
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• chalcogen
• non-disordered
• transitional
• quaternary