1、東南大學(xué)碩士學(xué)位論文1，3，4噁二唑衍生物的合成及其雙光子吸收性能的研究姓名：路志鋒申請學(xué)位級(jí)別：碩士專業(yè)：材料物理與化學(xué)指導(dǎo)教師：錢鷹20070613東南大學(xué)碩士學(xué)位論文ABSTRACTTwophotonabsorptionmatelialshavearisengreatinterestsduetotheirapplicationintwophotonfluorescencemicroscopy3Ddatastoragemicro一￡

2、lbrica虹。扎photodynamictherapylaserup—convertedandopticallimitingNine13，4oxadiazolederivativeweresynthesizedwhichcontain1”34oxadiazoleaseleetronaceepteranddifferenteleetrondonotsn忙line甜opticalandfluorescentpropertiesofcomp

3、oundsweremeasuredThcpropertiesoftwophotonabsorptionwereresearchedTherelationshipofstructureandopticalpropertieswasdiscussed1FoursymmetricMcompoundsbasedonD一Ⅱ一A一Ⅱ一Dmoleculeswhichjoin13，4一oxad／azoleanddifferentelectrondono

4、rsbystyreneweresynthesizedthroughWiningHomerreactionThemultibranchedcompoundsweresynthesizedwhichused2phenyl一5(4tortbutylphenyl)1，3，4oxediazoleastheelectronaeceptorandtriphenylamineof9ethylcarbazolylastheelectrondonorres

5、pectively2Asimpleandefficientwaytosynthesize4formyltriphenylamine，44“diformyltriphenylamine。tris(4formylphenyl)amineWasobtainedTheratioofPOCldDMF，砸phenylamineis76／25／101“25／21／1，whensynthesize4formyltriphenylamineor44dif

6、ormyltriphenylamine，respectivelyAndtheratioofPOCl3／DIvlF／44diformyltriphenylamineis25／21／1whensynthesizetris(4一formyl—phenyl)amk∞311mlinearabsorptionandfluorescentpropertieswelestudiedThepolarityofsolventshavesliminfluen

7、ceoflinearabsorptionpropertiesComparedwiththecompoundswhichcontain9ethylcarbazolylthe磴and磋≯ofthecompoundswhichcontaintriphenylaminew∽redshiftm磴and橙ofthemultibranchedcompoundswefcredshiRalongwiththeincreaseofbranck4Thetwo

8、photonabsorptionpropeltiesofcompoundswereresearchedbynonlineartransmissionmethodnemaximaltwophotonabsorptioncrosssectionsofcompoun&E101，E102，E201，B202，B30l，B302andB40lis4367GM，2426GM，18905GM，1350GM，20520GM，39776GMand9275

9、7GMrespectivelyItshowsthattriphonylaminederivativesexhibitlargertwophotonabsorptioncross—sectionsthancarbazolylderivativesAndthevalueoftwophotonabsorptioncross—sectionsenhancedremarldywhenthenumberofbranchincreasedThecom

10、poundsBlOl‘E102，E201。E302andE401exhibitstrongup—convertedfluorescencewhenpumpedby800hmpulseTheopticallimitingpropmiesofcompoundsE101，E102，E20l，E一302andE401wcreexcellentandinaccordwiththeirvalueoftwophotonabsorptioncrosss

11、ectiomat800nm5Usingdens畸functionaltheorymethodtheenergylevelandelectronic8truetnre80fHOMOandLUMOWerecalculatedItshowsthatlriphenylamineand9ethylcarbazolylfilegoodelectrondonors，1。3，4oxadiazoleisagoodeleetronaeceptor11蝣ch

12、argetransfermodelOfD一艫A訊一DandAnD舡AcompoundsissymmetricbidirectionalquadrupoletransferfromelectrondonortoelectronaccepterAndthechargetransfermodelofD—mAcompoundsisasymmetricunidirectionaldipoletransferfromelectrondonortoe