简介：Akindofsulphide,CaS:Eu2+,activatedbyeuropiumionforwhiteLEDlightingwassynthesizedviasolid-statereactionrouteinreducingatmospheres.Thephosphorswerethenencapsulatedwithsiliconeresin.Moreover,chemicalstructureofthephosphorswascharacterizedbyXRD.MicrostructureofthepowderswasobservedbySEM.Spectraofexcitationandemissionforthephosphorswerealsoobtainedbyaspectrophotometer.Effectofprocessingparametersontheluminescentpropertiesofthepowderswassystematicallystudiedtoresultinthephosphorswithgoodchemicalstabilityandmaximalrelativeluminescentintensity.
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