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1、JournalofPhysics:ConferenceSeriesRelatedcontent-Ca1-xMo1-yNbyO4:Eux3+:AnovelredNovelredphosphorsforlightemittingdiodes:Sr2-phosphorforwhitelightemittingdiodesZhipengCi,YuhuaWangandJiachiyCe1-xTixO4:yEu3+Zhang-Time-ResolvedLuminescencefrom(La,Ce)PO4:TbPhosphorsTocitethisar
2、ticle:HaiyanJiaoetal2009J.Phys.:Conf.Ser.152012089SumiakiIbuki,ToruNoguchi,TomoakiHatayamaetal.-EnergytransferinDy3+andAl3+co-dopingZnNb2O6JingGou,YuhuaWangandHuizhangGuoViewthearticleonlineforupdatesandenhancements.Recentcitations-UV-excitedred-emittingphosphorEu3+-activ
3、atedCa9Y(PO4)7QingboLiuetal-PreparationanditsluminescentpropertiesofAlPO4:Eu3+phosphorforw-LEDapplicationsYu-fengLiuetalThiscontentwasdownloadedfromIPaddress183.158.90.254on06/08/2018at11:28SymposiaD,EandFfromMRSInternationalMaterialsResearchConferenceIOPPublishingJournal
4、ofPhysics:ConferenceSeries152(2009)012089doi:10.1088/1742-6596/152/1/012089Novelredphosphorsforlightemittingdiodes:3+Sr2-yCe1-xTixO4:yEu11,2,*1HaiyanJIAO,YuhuaWANG,JiachiZHANG1DepartmentofMaterialsScience,LanzhouUniversity,Lanzhou730000,P.R.China2KeyLaboratoryforMagnetism
5、andMagneticMaterialsoftheMinistryofEducation,LanzhouUniversity,Lanzhou730000,P.R.ChinaE-mailaddress:wyh@lzu.edu.cn3+Abstract.AnewluminescentinorganicoxidewiththecompositionSr2-yCe1-xTixO4:yEu(0≤x≤0.03,0.005≤y≤0.10),andasnewnearultravioletexcitedphosphorsweresynthesizedusi
6、ngconventionalsolid-statereactionmethodandtheirluminescencepropertiesunder365nm4+excitationwereinvestigatedindetail.Itindicatedthat,bydopingsmallamountofTiinto4+4+2-Cesites,theexcitationintensityofchargetransfer(CT)bandofCe-O(330-400nm)wassignificantlybroadenandenhanced.T
7、hiscanbeexplainedbythespecialcrystalstructureofSr2CeO4,whichcontainedtwokindsofCe-Obonds:Ce-O-CeandCe-O-Sr,theincorporation4+ofTiwouldchangeoneoftheCe-Obondandresultinthechangeofchargetransferbandof4+2-Ce-O.Asaresult,theemissionintensityofphosphorSr2Ce1-xTixO4haveimproved
8、about4+3+85%bydoping0.01molTi.Sr2-yCe0.99Ti0.01O4:yEushowswhiteemissionaty≤0.0157becauseofthedom
