Electronic energy gap, Nb-O, Oxide

• K-Nb-O
• Na-Nb-O
• Li-Nb-O
• Ba-Nb-O
• values of electronic energy gap
• energy gap for indirect transition
• energy gap for direct transition
• thermal energy gap
• oxide
• transitional
• chalcogen
• disordered
• cubic
• tetragonal
• orthorhombic
• monoclinic
• trigonal