白光LED用稀土红色荧光粉的研究进展

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(20041003068201):(1980-),,,:LED3(,430074)LED,,LEDLEDLEDLED,LED,,LEDAdvanceofrareearthred2emittingphosphorforwhiteLEDXieAnYuanXiming(FacultyofMaterialsScienceandChemicalEngineering,ChinaUniversityofGeosciences,Wuhan430074)AbstractWhiteLEDisanenvironmentalprotectionandenergy2savinggreencolorlighting,whichincludingase2riesofadvantagessuchasalowvoltage,lowpowerconsumption,highreliabilityandlonglife.Nowadaysitisatrendtoproducthighcolorrendingindex,lowcolortemperatureandhighpowerwhiteLEDforitsdevelopment.Howevertheper2formanceoftheredemittingphosphorwillaffectthecolorrendingindexandthecolortemperatureofthewhiteLEDex2tremely.Thispaperreviewedlatestresearchresultsandthenowadaysdevelopmentaboutluminescentpropertiesofmateri2alsforred2emittingphosphorusedinwhiteLED,puttingemphasisonthoseofsulphide,nitride,tungstenandmolybde2num.Andthepromisingdevelopmentinsuchreaerachareaswassuggested.Keywordsred2emittingphosphor,rareearth,whiteLED,LED3[122],LED,LEDYAG:Ce,,,LED[327]LED23,,,LED,LED11.1[8211]CaSSrS,LEDLED,LED,,(Ca1-x,Srx)S:Eu2+,,Ca2+,609647nmEr3+,Tb3+,Ce3+[12][13]CO(Ca1-x,Srx)S:Eu2+,430490nm,Sr/Ca,,,SiO2TiO2ZnOAl2O3[14]2,(Sr,Ca)S:Eu2+460nm,600nmSrSSr2+Ca2+,,;Ca2+:Sr2+=11(),609647nm,,,350nm360nm380nm460nm,LED460nm,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[15]Y2O2S:Eu3+x(0101x0110),Eu3+,540nm626nmEu3+0109,626nm,[16]Y2O2S:Eu3+;[17]Y2O2S:EuY2O2SEuLED,,,LED,,,H2S,LED,,,LED1.2LED,,,[18219],,Eu2+,,LED,LED,Sr2Si5N8:Eu(M=Ca,Sr,Ba)NUV,,550750nmEu2+Eu2+,,Sr2Si5N8:Eu[20],Sr2Si5N8:Eu465nmhQCa-Ba-SrM2Si5N8:EuhQ75%80%,,150M2Si5N8:EuEu2+M2Si5N8:EuLED1.3MoO42-WO42-,,LED,[21222]2006[23]SrMoO4:Eu3+,,394nm464nm,624nm,2007[24]Na2CO3,Gd2Mo3O9,,613nm395nm465nmLED,3%,LEDY2O2S:Eu,395nm2[25]2Gd2(MoO4)3:Eu3+,(395nm)(465nm),613nm(Eu3+5D07F2),LED,,3%,,,1.4ZnOZnOZnO:Eu,LiZnO:Li+340370nm,365370nmLED,LED2007[26]2Sm3+,Li+SrZnO2,SrZnO2:Sm3+413nm,;607nmSrZnO2:Sm3+Li+,,;,,Sm3+-O2-,,SrZnO2:Sm3+,Li+InGaNLED[27]2ZnOEu,Li,41,12,600ZnOEuLi,70nm,620nm,EuLiZnO,Eu3+1.5,[A]3[B]2(C)3O12(),Setlur[28]Lu2CaMg2(SGe)3O12:Ce3+,470nm605nm,150nm,LED,20151m/W,76,3500K,(470nm+YAG:Ce3+,CCT=6700K)A3M2Ge3O12:Cr3+(A=Cd2+Ca2+;M=Al3+Ga3+Sc3+)[29],45nm,Cr3+,LED51©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Eu1-XLaX)4Si3O13[30],395nm613nmx=0.5,01140.40LEDCa(Eu1-XLaX)4Si3O13LED,2116lm/W8319Sr3A12O6,460470nm,465nmLED[31]Sr3A12O6,459nm415nm615683nm,655nm,459nm,Mg4FGeO6:MnMg5As2O11:Mn,400nm,657.5nm650nm640nm630nm625nm5,2,LED,,,,LED:(1),(2)Eu2+,,Eu2+Eu3+,,(3)LED,,(4),,,LED,3,LEDLED:(1),,,(2),,LED(3),(4)LED,[1].LED[D].(),2004.[2]GeorgBogner,AlexandraDebray,GuntherHeidel,KlausHhn5,UlrichMu1ler,PeterSchlotter.WhiteLED[C].SPIE,3621.[3]HuY,ZhuangW,YeH,etal.Anovelredphosphorforwhitelightemittingdiodes[J].JAlloyCompd,2005,390(122):2262229.[4]ZhangK,LiuH,HuW.Progressinthepreparationofphos2phorforwhitelightemittingdiode[J].,2005,19(9):50253.[5],,,etal.AsinglewhitephosphorsuitablefornearultravioletexcitationappliedtonewgenerationwhiteLEDlighting[J].,2005,26(3):4042406.[6],,,etal.Fabricationandpropertiesofrareearthphosphorsandtheirapplicationsinwhite2lightLEDs[J].,2006,27(2):2012205.[7]NeerajS,KijimaN,CheethamAK.Novelredphosphorsforsolid2statelightingthesystemNaM(WO4)2-x(MoO4)xEu3+(M=Gd,Y,Bi)[J].ChemPhyLett,2004,387(123):226.[8].[P].CN88105093.[9]MaoXH,WuZG,LianSX.ThenewsynthesismethodandapplicationoftheredCaS:Enphosphor[J].J.BareEarths,1995,1:290.[10],,,.CaxSr1-xS:Bi,Tm,CuCaS:Eu[J].,1998,19(4):312.[11],,,.Sr/CaCa1-xSrxSEu2+.[J].,2004,22(6):8542858.[12]GuoCF,HuangDX,SUQ.Methodstoimprovethefluores2cenceintensityofCaS:Eu2+red2emittingphosphorforwhiteLED[J].MaterSciEngB,2006,130(123)1892193.[13]HuY,ZhuangW,YeH,etal.Preparationandluminescentpropertiesof(Ca1-x,Srx)S:Eu2+red2emittingphosphorforwhiteLED[J].JLuminescenc,2005,111(3):139.[14],.[C].2004(),,2004,9.[15],.Y2O2S:Eu3+[J].,2005,9(36):132821330.[16],,,.Y2O2S:Eu3+[J].,1998,19(3):18221.[17],,.Y2O2S:Eu[J].,2002,22(3):2022204.[18]PiaoXQ,HorikawaT,HanzawaH,etal.CharacterizationandluminescencepropertiesofSr2Si5N8:Eu2+phosphorforwhitelight2emitting2diodeillumination[J].ApplPhysLett(),2006,88:161921623.(29)61©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(APTES)(2NH2),20nmFe3O4:APTES,21%;20nm,,;,,,213610-6,6018mT[1]MoghimiSM,HunterACH,MurrayJC.Long2circulatingandtarget2specificnanoparticles:theorytopractice[J].PharmRev,2001,53:2832318.[2],,.[J].,2001,6:17219.[3]BerryCC,CurtisASG.Functionalisationofmagneticnanop2articlesforapplicationsinbiomedicine[J].JPhysDApplPhys2003,36:1982206.[4],,.SrFe12O19[J].,2007,35:54255.[5]BerryCC,WellsS,etal.Dextranandalbuminderivatisedironoxidenanoparticles:influenceonfibroblastsinvitro[J].Bio2materials,2003,24:455124557.[6]PanyamJ,LabhasetwarV.Biodegradablenanoparticlesfordrugandgenedeliverytocellsandtis