Alkaline, Chalcogen, Transitional, Electronic energy gap, Trigonal

• La-Mn-O-Sr
• Ba-O-V
• Ba-La-Mn-O
• Ca-Cu-O-Ti
• Ba-Nb-O
• values of electronic energy gap
• energy gap for direct transition
• thermal energy gap
• polaron formation energy
• energy gap for indirect transition
• chalcogen
• transitional
• alkaline
• disordered