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1、南開(kāi)大學(xué)博士學(xué)位論文基于環(huán)糊精/碳納米管的超分子組裝體的構(gòu)筑姓名:梁鵬申請(qǐng)學(xué)位級(jí)別:博士專(zhuān)業(yè):物理化學(xué)指導(dǎo)教師:劉育20070401中文摘要止,使體系完成了發(fā)光-猝滅-發(fā)光的循環(huán)過(guò)程。關(guān)鍵詞:環(huán)糊精碳納米管分子識(shí)別分子組裝納米材料Ⅱ英文摘要AbstractThesynthesis,molecularrecognitionandassemblyofchemicalmodifiedcyclodexu'insandchemicalmodificationofcarbonnanombeshavebecomethesignificanttopicofsupramole
2、cularchemistryandmaterialchemistry.Torevealthemokcularrecognitionandassemblymechanismsofcyclodextrinsandtheirderivatives,aseriesofnovelcyclodextrinderivativeswel/'epreparedandtheirbindingmodg烙andmolecularrecognitionbehaviorsforspecialguestmoleculeswer@investigated.Twokindsofnovelsu
3、pramolecularassemblieswerecomstI'uctedbythederivativesoffkyclodextrinandtheirinclusioncomplex.Theassemblieswerepotentiallyappliedinthefieldsofchemistry,biologyandmaterials.Furthermore,thesolubilizationofthemodificationofcarbonnanotubesWasinvestigated.Andthepotentialapplicationsofth
4、esemethodandmaterialsillthefieldsofthepurificationofcarbonnanotubesandthephoto-electronmaterialsworeexploited.Themajorcontentsof廿listhesisareasfollows:1)UsingtheDNAbaseresidueasmodelmolecules,theselectivebindingbehaviorofmalonamide-bridgedBis(fl-CD)Wasinvestigated.AndweexploredtheD
5、NAphotocleavagaabiiityandmechanismofitswater-solublefuilereneconjugate.Theresultdemonstratedthatowingtotheirsatisfactorywater∞lubil姆andgoodbiochemicalproperties,tIleycouldpotentiallybeusedillbiologicalsystemsandpharmaceuticalchemistry.2)Aseriesofnovelmodifiedcyclodextrinbearingphth
6、alamidegroupworesynthesized.Weinvestigatedtheirbindingabilitywithquinineandquinidineanddiscussedfromtheviewpointsofthesize/shapefRconceptandhydrophobicinteractionbetweenhostsandguests,aswellasthecooperativebindingmechanismoffunctionalgroup.3)Weconstructedaninterlockedbis(polymtaxan
7、e)ofcyciodextrin-porphyrinsystemsmediatedbyfullerenes.ThetopologysU'ucalreofthisassemblyhasbeencomprehensivelyinvestigatedby1HNMlLUV-Visabsorption,fluorescenceⅢ英文摘要spectroscopy,GPC,TGA,TEMandSTM.We湖fmdthattheintroductionofcyclodex'trinsefficientlyprotectstheC=Nbondsinboththecyclode
8、txrin-porphyrinconjuagtean