Electronic energy gap, Pb-S

• Pb-S-Sb
• Bi-Pb-S
• Ag-Bi-Cu-Pb-S
• O-Pb-S
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• temperature derivative of energy gap
• chalcogen
• sulfide
• disordered
• non-disordered
• orthorhombic
• monoclinic
• cubic
• trigonal
• triclinic