Cubic, Disordered, Lanthanoid, Rare earth, Electronic energy gap

• Eu-O
• Ce-O
• B-Sm
• Se-Te-Tm
• Te-Tm
• values of electronic energy gap
• thermal energy gap
• energy gap for direct transition
• energy gap for indirect transition
• pressure derivative of energy gap
• rare earth
• disordered
• lanthanoid
• chalcogen