具有荧光特性纳米金属氧化物%2f聚苯胺导电杂化薄膜的研究

《具有荧光特性纳米金属氧化物%2f聚苯胺导电杂化薄膜的研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、●』●_-J，J●●--■l__1福建师范大学理学硕士学位论文AbstractThedecoratedmetaloxide(europiumoxide、zincoxidedand．Pdecoratedmetaloxide／(PAN-HCSA)organiccollidsandthecorrespondinghybridfilmswere’，#一．．-preparedbypulsedlaserablationattheinterfaceofmetaloxidetargetsubmergedinflowingliquidcontainingligands．TEM，fluorescencesp

2、ectrum，TGUV-Vis，FT-IRandFour-ProbeMeasurementwereusedtostudytheinfluenceofexperimentalconditionsonfluorescencepropertiesofthedecoratedmetaloxide／(PAN—HCSA)organiccollids，thestructm'eofthedecoratedmetaloxidenanoparticles，fluorescenceandconductivitypropertiesofthedecoratedmetaloxide／(PAN-HCSA)hybri

3、dfilms．Itisfoundthattheemissionintensityofthedecoratedmetaloxide／(PAN—HCSA)organiccollidspreparedbystepwisearestrongerthenone-steppreparation．FluorescencespectrumresultsshowedtheorganiccollidsandtheirhybridfilmsCanemitintenselightunderultravioletradiation．Theconductivityofthehybridfilmsreducedcom

4、paretotherelateconductivePAN—HCSAfilm．WhileTGshowedthatthehybridfilmshavebetterthermostabilitythantherelateconductivepolyanline(PAN·HCSA)film．Decorednano-ZnO／(PAN-HCSA)organiceollidsanddeeorednano-Eu203／(PAN-HCSA)organiccollidswerepreparedbypulsedlaserablation．Decorednano—oxidemixedorganiccollids

5、wereobtainedbymixingthetwocollids，thenthecorrespondinghybridfilmswereproduced．TEMresultsshowedthediameterofnanometaloxideparticlesisabout15nmandthenanoparticlesweremorestableinPAN．Thehybridfilmscanemitintenseyellowlightunderultravioletradiation．Theconductivityofthehybridfilmswas0．07×10。2S·cm～．TGs

6、howedthatthehybridfilmshavebetterthermostabilitythantherelateconductivepolyanline(PAN-HCSA)film．Keywords：pulsedlaser；decoratednano-oxide；nuorescence；organiccolloids；polyaniline；hybridfilmII^●’●I福建师范火学理学中文文摘无机纳米粒子与高聚物所形成的杂化材料可充分利用两者性能互补的优势，兼具无机物纳米功能特性与有机聚合物的优异)JOT成型性的特点，因而成为传统材料功能化和新材料开发的重要途径。将无机纳

7、米粒子掺杂到导电聚合物中得到无机纳米／导电聚合物杂化材料，既具有无机纳米粒子独特的物理化学性能，同时又具有导电聚合物优良的导电性，在防腐材料、太阳能电池、光催化与环境、生物传感器等很多领域具有广阔的应用前景。在导电高分子材料中，聚苯胺由于原料易得、合成简便、耐高温及抗氧化性能良好等优点而受到广泛关注，樟脑磺酸掺杂的聚苯胺因其具有较高电导率、能够大幅度地提高其溶解性而成为研究热点。本文提出脉冲激光轰击浸于含修饰剂流动液相中的氧化物固体