光轉(zhuǎn)換白光LED研究.pdf

1、研究生學位論文光轉(zhuǎn)換白光LED研究“R##三進m9#“#g王量f越授)十々Rm_甄士々ng#出生王捏i#mLIⅫ—2堡墮生上』L羔縣—一，口十Et■2Q塑生王EL中國海洋大學TheStudyofLuminescenceConversionWhiteLEDsABSTRACTIthasbeen10yearssincethefirstwhiteLEDintheworldwasmadeinl996Comparingtofluorescentla

2、mpandincandescentlamp，WLEDisenergysaving，highbrightness，long—lifetime，none—radiationanddoesn’tcontaminatetheenvironmentMoreandmoreattentionsareputtothisnovelregionWLEDisbelievedtohethefourthgeneraOonoflamp—houseafterinca

3、ndescentlamp，fluorescentlampanddischargelightanditisthefutureofilluminationAccordingtoluminescentmaterialused，therearetwokindsofWLEDcalledinorganicandorganicWLED，ThestudyofmakinginorganicandorganicWLEDbythetheoryofLumine

4、scenceConversionisintroducedinthisthesisThetechniqueofmakingluminescentmaterialYAG：Ce3isintroducedandthefactorsthathaveeffectstoYAG：Ce3areinvestigatedYAG：Ce3_ismadeunderhightemperatureTheexperimentsofcoatingofYAG：Ce3byla

5、nthanumoxideandaluminahremadeandatthesalnetimethecoating’seffectsisstudiedbycomparingtheWLEDs如edcoatingluminescentmaterial謝mtheWLEDsusednormalmaterialSomeproductionsofinorganicWLEDsaremade，thepropertiesofWLEDs，fluorescen

6、tlampandincandescentlamparestudiedTheweightratioofriboflavinandanthrone，theweightofdispersingsystemLDPEandtheheatingtimeisstudiedduringmakingtheorganicluminescentfilmsThepossibilityofachievingorganicWLEDusingax17andzq13i

7、sinvestigatedAccordingtothetheoryoflinearsystem，anewwayofcalculatingtheefficiencyoffluorescenceresonanceenergytransferisinvestigatedanditisprovedbyexperimentsKeywords：WhiteLEDs，Luminescenceconversion，F(xiàn)luorescence，Spectru