Birefringent, Luminescent, Nonmetal, Luminescence

• O-V-Y
• Eu-Gd-Mo-O
• Al-Ce-F-Sr
• Ce-Eu-O-V-Y
• Ho-Li-Nb-O-Tm-Yb
• values of luminescence
• wavelength for luminescence
• photoluminescence spectra
• luminescence lifetime
• chromaticity diagram
• birefringent
• luminescent
• nonmetal
• non-disordered
• chalcogen
• tetragonal
• trigonal
• monoclinic
• hexagonal
• cubic