Electronic energy gap, Non-disordered, Transitional, Trigonal

• Ni-O
• Bi-Fe-O
• S-Zn
• S-Ti
• Fe-O
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• charge-transfer energy
• thermal energy gap
• non-disordered
• transitional
• chalcogen
• ternary