Alkaline, Chalcogen, Lanthanoid, Monoclinic, Optical properties

• Al-Dy-Eu-O-Sr
• Al-Eu-O-Sr
• Al-Eu-N-O-Si-Sr
• Al-Ca-Eu-O
• Ca-Eu-O-P
• luminescence
• wavelength for luminescence
• photoluminescence spectra
• values of luminescence
• phonons
• rare earth
• lanthanoid
• alkaline
• chalcogen
• luminescent