Alkaline, Chalcogen, Transitional, Luminescence, Trigonal

• Ca-Eu-O-V
• Ca-Eu-O-P-Zr
• Ba-Eu-La-S-Si
• Ba-Eu-K-O-Sm-W
• Ba-Cr-O-Ti
• photoluminescence spectra
• wavelength for luminescence
• values of luminescence
• luminescence lifetime
• chromaticity diagram
• chalcogen
• transitional
• alkaline
• luminescent
• rare earth