Bi-La, Electronic energy gap, Rare earth

• Bi-La-O
• Bi-La-O-Pb
• Bi-La-S
• Bi-Fe-La-O
• values of electronic energy gap
• energy gap for indirect transition
• energy gap for direct transition
• transitional
• pnictogen
• lanthanoid
• rare earth
• tetragonal
• orthorhombic
• cubic
• trigonal
• monoclinic