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1、禍建師范大學(xué)碩士學(xué)位論文內(nèi)容提要本文以金屬和無(wú)機(jī)鹽為原料,采用溶膠一凝膠方法制備ITO溶膠,研究了反應(yīng)控制參數(shù)的影響,并利用IR、TEM分析手段對(duì)所制膠體粒子的粒度、形貌、成分進(jìn)行了表征;在制備ITO溶膠的基礎(chǔ)上,探索了一種制備無(wú)機(jī)基質(zhì)/稀土有機(jī)配合物雜化光功能材料的途徑,即通過(guò)將稀土有機(jī)發(fā)光物質(zhì)以化學(xué)鍵的形式結(jié)合到無(wú)機(jī)納米粒子的表面來(lái)實(shí)現(xiàn)有機(jī)與無(wú)機(jī)在納米尺度上的雜化。所采用的無(wú)機(jī)基質(zhì)是具有良好的導(dǎo)電性能和透光性能的ITO納米顆粒,在無(wú)機(jī)納米顆粒的表面原位合成稀土有機(jī)配合物,從而制得具有較好發(fā)光性能的雜化材料。同時(shí),通過(guò)將稀i土配合物或Eu2+溶膠摻入到ITO溶膠中,也得到了兩種
2、雜化材料。對(duì)銪.二苯甲酰基甲烷.1,10鄰菲咯啉三元配合物/IT0溶膠表面原位雜化材料進(jìn)行測(cè)試表征,熒光光譜分析表明波長(zhǎng)613ran處出現(xiàn)的一強(qiáng)而窄的發(fā)射熒光光譜峰為稀土Eu3+熒光的特征發(fā)射峰;透射電鏡分析結(jié)果表明所制備出的雜化材料的納米粒子呈帶毛刺的圓球形均勻分散,粒徑約為30~50nm;X.射線粉末衍射分析表明所制得的雜化材料基本上是非晶態(tài)物質(zhì)。通過(guò)對(duì)雜化材料組成的分析以及熒光性質(zhì)的研究,可知所得雜化材料具有發(fā)光強(qiáng)度高、單色性好的優(yōu)點(diǎn),有望在發(fā)光材料領(lǐng)域有廣泛的應(yīng)用。關(guān)鍵詞:ITO溶膠,稀土銪(III)配合物,雜化材料福建師范大學(xué)碩士學(xué)位論文AbstractITOsolha
3、sbeenpreparedbysol—gelmethodusingmetalandinorganicsaltasstartingmaterials,theoptimumconditionsofthereactionwerestudied.Theparticlesize,morphologyandcompositionofITOsolwerecharacterizedbymeansofFT-IRandTEM;Onthebaseof1TOsolpreparation,weexploredapreparationmethodofinorganicmatrix/rareearthorga
4、niccomplexhybridphoto—functionmaterial,namelythroughchemicalbondrareearthorganicluminophorwascombinedwiththesurfaceofinorganicnanopartiCesSOastoachievethehybridofnanodimension.InorganicmatrixadoptedwereITOnanoparticles、Ⅳitllgoodelectricalconductivityandlighttransmittance.rareearthorganiceompl
5、exwassynthesizedin-乳situ。nthesurface。finorgarLicnanopatticles,SOhybridmaterialwithgoodluminescencepropertywasobtained.Atthesametime,twokindofhybridmaterialswerepreparedwhenrareearthcomplexorEu2+solwasdopedinITOs01.Europium.dibenzoylmethane—o—phenanthrolineternarycomplex/ITOsolsurfacein—situhy
6、bridmaterialWaScharacterized,theanalysisoffluorescencespectrumindicatedthatastrongandnarrowfluorescenceemissionspectrumpeakin613nmwascharacteristicemissionpeakofrareearthEu3+;TEManalysisindicatedthatnanoparticlesofthepreparedhybridmaterialpresentedshapeofpelletwithburrsanddisperseduniformly,t
7、hediameterofnanoparticleswas30-50rim;XRDanalysisindicatedthatthepreparedhybridmaterialWaSamorphousmaterial.Throughthecompositiveanalysisandresearchonfluorescencepropertyofhybridmaterial,thepreparedhybridmaterialbadtheadvantageofhi曲luminousint