Chalcogen, Rare earth, Eu-O-Y, Trigonal

• Eu-O-S-Y
• Al-B-Eu-O-Y
• Eu-F-O-Y
• Al-B-Eu-O-Tb-Y
• optical properties
• luminescence
• wavelength for luminescence
• photoluminescence spectra
• electronic and electrical properties
• transitional
• rare earth
• chalcogen
• lanthanoid
• luminescent