Chalcogen, Oxide, Rare earth, Eu-Y, Wavelength for luminescence

• Eu-O-Y
• Eu-Mo-O-Y
• Eu-F-O-Y
• Al-Eu-O-Y
• Ce-Eu-O-Y
• rare earth
• oxide
• lanthanoid
• chalcogen
• transitional
• monoclinic
• cubic
• orthorhombic
• trigonal
• tetragonal