CAS number : 68585-81-9
Molecular weight :203.84495
Molecular formula/chemical symbol :YVO4:Eu
Description :
White powder. Cubic crystal system zircon type structure. Relative density 4.2. For luminescent material, in 253.7 nm ultraviolet excitation can be a red fluorescence, the main peak wavelength of 620 nm. Powder of the quantum efficiency of about 100%, exciting light reflectivity 0.049. Monochromatic fluorescent lamp lighting efficiency about 44.0 lm/W, in cathode ray stimulate the luminous efficacy 253 lm/W.
USES :
Mainly used for high pressure mercury lamp, color TV display tube phosphors.
Keywords:Electronic chemicals
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