1、蘇州大學(xué)碩士學(xué)位論文磁性流體的制備及其在熱療中的應(yīng)用姓名：屈晶苗申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：應(yīng)用化學(xué)指導(dǎo)教師：洪若瑜20100501Thepreparationofmagneticfluidanditsapplication●ol●inhyoerthermmAbstractFe304magneticnanoparticlesandmagneticfluidareveryimportantmagneticnanomaterialsInthis

2、paperthepreparationofFe304magneticnanoparticlesandmagneticfluidwassystematicallyinvestigated(1)ThetraditionalchemicalCOprecipitationWasmodifiedTheFe304nanoparticleswerepreparedwithouttheprotectionofinertgas，whichsimplify

3、theoperationprocessThereactionconditionssuchasmolarratioofironion，reactiontemperatureandreactiontimewerestudiedandtheoptimalconditionWasdeterminedToimprovethecrystalstructureandtunetheparticlesize，theFe304nanoparticleswe

4、retreatedwithultrasonicTheeffectoftheultrasonicontheparticlesize，morphologycrystalstructureandmagneticpropertieswasinvestigatedTotunetheparticlesize，theFe304nanoparticlesweretreatedwithhydrothermalconditionTheeffectofrea

5、ctiontemperature，timeandpHvalueontheFe304nanoparticleWasinvestigatedTheresultsindicatedthatthepHvaluehasgreateffectonthemorphologyoftheFe304nanoparticleAtlowpH，itisfavorabletogetlargersphericalnanoparticlesWhileathighpH，

6、octahedralnanoparticleswereobtained(2)Fe304nanoparticleswerepreparedbymodifiedCOprecipitationmethodwithoutoftheprotectionofinertgasOLwasusedtomodifytheFe304nanoparticlestoimprovethecompatibilitybetweentheFe304nanoparticl

7、esandthecardedliquidFinallystableconductingoilbasedmagneticfluidWasobtainedTheoptimalpreparationconditionssuchasreactiontemperature，timeandOLdosageweredeterminedTheparticlemorphologycrystalstructureandmagneticpropertiesw

8、ereinvestigatedTheinteractionbetweentheFe304nanoparticlesandOLWascharacterizedusingFouriertransforminfrared(FTIR)spectroscopyThestabilityandmagneticpropertieswerecharacterizedusingmagneticbalance(3)Siliconoilbasedmagneti