PDP_FED及LED发光材料的最近发展

133Vol.13,No.319989ChineseJournalofLiquidCrystalsandDisplaysSep.,1998PDP、FED及LED发光材料的最近发展刘行仁*,**　王晓君*　谢宜华*　马　龙*　张　晓*,**(*,130021)(**,130021)(PDP)(FED)/(LED)(LD)GaN1　引　　言,21,(PDP),CRTs1996333,CRT213,LCD(FPD)120;2002,CRTs307,6.3%,FPD295,16.2%199612Stamford1[1],PDP,(FEDs)CRT(FPD),FED(EL),SIDLED,400nmLD[2],LED,,,,VUVFPD(NO.715-002-0060):1998-06-15PDPFEDLEDEL,,1Fig.1Worldwidefaltpaneldisplaymarketsharebytechnology2　PDP用荧光体2.11996PDP,PDP:Zn2SiO4Mn,BaAl12O19Mn;:BaMgAl14O23Eu;:(Y,Gd)BO3Eu,Y2O3Eu,[3]1PDP,107cm(42)PDPTV,1PDPTable1CharacteristicsofPDPsPDP(TV,700cd/m2)200300cd/m2(5lm/W)0.41lm/W,(5ms)Zn2SiO4Mn(3m)6mVUV,,()(Y,Gd)BO3EuY2O3Eu,Eu3+,5D07F1593nm,611nmY2O3Eu,15613Zn2SiO4Mn10%(12.5ms),TVEu2+,2.2,,2,1:1Zn2SiO4Mn,2:3Zn2SiO4Mn,3:SrAl2O4EuFig.2RelativequantumefficiencyofZn2SiO4MnandSrAl2O4Euphosphors.Curve1:Zn2SiO4Mn(commercial1#);curve2:Zn2SiO4Mn(commercial3#);Curve3:SrAl2O4Eu2PDPTable2PropertiesofphosphorsforPDP(nm)xy(1/10)(ms)BaMgAl10O17Eu4500.1470.0671BaMgAl14O23Eu4450.1420.0871BaAl12O19Mn5300.1820.73217Zn2SiO4Mn(1)5250.210.7212.5Zn2SiO4Mn(3)5255.4SrAl2O4Eu5200.260.590.01LaPO4Tb5450.340.5713(Ce,Tb)MgAl11O19545(Y,Gd)BO35930.6410.3569Y2O3Eu6110.6480.3473,Mn2+,Mn2+[4]Zn2SiO4Mn2121Zn2SiO4Mn((1/10)=12.5ms)3((1/10)=5.4ms),,MAl2O4Eu2+(M=Ca,Sr)[5],SrAl2O4EuCaAl2O4Eu,23147nm,SrAl2O4Eu3Zn2SiO4Mn;170nm,3Zn2SiO4Mn20%,SrAl2O4Eu,(1/e)=0.75s,(1/10)=5s,Zn2SiO4Mn,TV,SrAl2O4EuZn2SiO4MnSrAl2O4EuSrAl2O4Eu,RE(RE=Dy,Nd),,,PDP,1573:PDPFEDLED,VUVTb3+Eu2+BaMgAl10O17VUV,2PDP,YBO3Eu[6],Y3(Al,Ga)5O12Tb3+VUV[7]VUVPDP[7,8],3　FED用荧光体FED,(30010kV),(100A/cm2),CRT,,(VFD)ZnOZn3[9]ZnOZn,Gd2O2STb,SrGa2S4Eu2+Tanaka[10]FED4,FED154cd/m2,80cd/m2,100mA/m270mA/cm2,Y2SiO5CeY2O3EuCRT,SrTiO3PrZnGa2O4Mn3FEDsTable3Characteristicsofred,greenandbluelowvoltagephosphorsforfullcolorFEDs*(lm/W)CIE(s)xyY2O3Eu0.70.6030.3712732000Y2O2SEu0.570.6160.368--900SrTiO3Pr0.40.6700.329105200Y3(Al,Ga)5O12Tb0.70.3540.5536506500Y2SiO5Tb1.10.3330.5824003900Zn(Ga,Al)2O4Mn1.20.1180.7457009000ZnSCu,Al2.60.3010.6142735Y2SiO5Ce0.40.1590.11822ZnGa2O40.150.1750.1868001200ZnSAg,Cl0.750.1450.0812834*400V,75mA/cm2,1/240158134FEDTable4SpecificationsofcolorFEDs(cm)12.4(mm)98.8874.16(mm)0.103RGB0.309(mm)0.2320RGB240(V)400400(mA)128.4(W)4.83.3(mA/cm2)70100(cd/m2)15480(lm/W)R=0.67R=0.40G=1.13G=0.96B=0.32B=0.44R:Y2O3EuR:SrTiO3PrG:ZnGa2O4MnG:ZnGa2O4MnB:Y2SiO5CeB:Y2SiO5Ce3(1kV)(1)Sr-Ga2S4Eu(2)ZnSCu,Al(3)Gd2O2STbFig.3Saturationofgreenphoshors,31kV,SrGa2S4Eu1kV,,;ZnSCu,AlGd2O2STb,,,Summers[11],SrGa2S4Eu2+,:YAGCRTFED,FEDs,,1593:PDPFEDLED[12,13]FEDs,,,[1417],,FEDs4　GaN基LED和LD,GaN/(LED),LED,,InGaN(SQW)/LEDs(MQW)(LDs)[18,19]InGaNMQWLDs390440nmNakamura,SQWLEDsInGaN4GaNLDs400410nmLEDLD,4GaNLDs()()Fig.4Emissionspectrum(left)andstructure(right)ofGaN-basedlaserdiodes5　结　　语,,PDPFEDLED,,PDPFEDELLED16013,,PDP,FEDCRTVFDELLEDLD,,[1]KahnFJ,97SID,SeminarLectureNotes,Vol.1,M1/12,Boston,May,1997,12-16[2]SzwedaR,-VsReview,1998,11,2,20[3],,,发光快报,1995,3,9[4]MorellA,KhiatiN.El,J.Electrochem.Soc.,1994,140,2019[5]YocomN,MeltzexR.S,JangK.W,GrimmW,J.SID,1996,4,3,169[6]ChadeyronG,MahiouR,EL-GhozziMetal.,J.Lumin.,1997,72-74,564[7]MayoletA,ZhangW,SimoniEetal.,Opt.Mater.,1995,4,757[8]BeckerJ,GeslandJ.Y,KirikovaNYuetal.,J.Lumin,1998,78,91[9]ItohS,TokiH,KatakaFetal.,TheThirdIntern.ConferenceontheScien.andTechn.ofDisplayPhosphors,Ex-tendedAbstracts,HuntingtonBeach,Calif.USA,1997,Nov.35,275[10]TanakaM,NoharaY,TamuraKetal.,98SIDDigest,1998,May,193[11]YangS,StoffersS,ZhangFetal.,Appl.Phys.Lett.1998,72,2,158[12]JacobsenSM,J.SID,1996,4,4,331[13]StoffersC,YangS,JacobsenSM,SummersCJ,J.SID,1996,4,4,337[14],,发光学报,1996,17,1,52[15]MaDuoduo,LiuXingrenetal.,TheThirdIntern.ConferenceontheScien.andTechn.ofDisplayPhosphors,Ex-tendedAbstracts,HuntingtonBeach,Calif.USA,1997,Nov.35,249[16]SieversRE,MilewskiPD,XuCY,WatkinBA,TheThirdIntern.ConferenceontheScien.andTechn.ofDisplayPhosphors,ExtendedAbstracts,HuntingtonBeach,Calif.USA,1997,Nov.35,303[17]VechtA,JingX,GibbonsCetal.,98SIDDigest,1998,1043[18]NakamuraS,J.Lumin.,1997,7274,55[19]NakamuraS,-VsReview,1998,11,2,281613:PDPFEDLEDRECENTDEVELOPMENTSOFLUMINESCENTMATERIALSFORPDP,FEDANDLEDLiuXingren*,**,WangXiaojun*,XieYihua*,MaLong*,ZhangXiao*,**(*ChangchunInstituteofPhysics,ChineseAcademyofSciences,Changchun130021)(**LaboratoryofExcitedStateProcesses,ChineseAcademyofSciences,Changchun130021)AbstractInthispaper,thecurrentstatusandrecentdevelopmentsintheresearchfieldonlu-minescentmaterialsforcolorplasmadisplaypanel(PDP),fieldemissiondisplay(FED),blue/greenlightemittingdiode(LED)andvioletlaserdiode(LD)arereviewedanddis-cussed.KeywordsluminescentmaterialsphosphorPDPFEDGaN-LED,,,,,,16213Receive15June1998