Electronic energy gap, Gd-Ge, Metalloid

• Al-Gd-Ge
• Gd-Ge-Si
• Gd-Ge-O
• Gd-Ge-La
• values of electronic energy gap
• energy gap for direct transition
• energy gap for indirect transition
• rare earth
• metalloid
• lanthanoid
• disordered
• orthorhombic
• tetragonal
• hexagonal
• monoclinic
• cubic