Conductor, Quaternary, Electronic energy gap, Kim

• Ag-Co-Ga-Se
• Ba-Co-Ga-S
• Ba-Co-Ga-Se
• Ag-Ga-Se-Zn
• Ba-Co-In-S
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• temperature derivative of energy gap
• thermal energy gap
• semiconductor
• quaternary
• conductor
• chalcogen
• transitional
• orthorhombic
• tetragonal
• cubic
• hexagonal
• monoclinic