Disordered, Lanthanoid, Rare earth, Values of electronic energy gap

• La-Mn-O-Sr
• Ce-O
• B-Sm
• Ca-La-Mn-O
• Ba-La-Mn-O
• lanthanoid
• rare earth
• disordered
• transitional
• cubic
• tetragonal
• orthorhombic
• hexagonal
• trigonal