分形及其在薄膜微結構研究中的應用.pdf

1、安徽大學碩士學位論文分形及其在薄膜微結構研究中的應用姓名：呂建國學位級別：碩士專業(yè)：材料物理與化學指導教師：孫兆奇教授高清維教授物理與材料科學學院2005420Abstra州AbstractThisthesisintroduces舶ctalt11eoryandtlleprogressandpresentstatusofthe印plicationsof舶ctaltheoryincharacteringquantitativelymicms

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3、vemethodtocharacterquantitatively耐cmsnllctureoftllinnlmsSeVemlbasicconcepts，suchas矗actal，fhctaldiIIlensiona11dmultifhctal，arcintmducedinchaptertwo，ChaptcrthreefocllSesonthe丘actal咖dyofthin矗lmWeobtaintheTEMmicmgraphsofAu—M

4、gF2cofnpositenanopamcletilmsarldsemicontinuousAgfilmsWestlJdy也emicrographsofAuMgF2compositenall叩article打lms塒廿lAuvol啪e舶ction缸Dm6O％to626％Tbeoutcomesshowmat血edistributiondensityoftlleparticlesincreasessimllltaneously1：vitht

5、llemetal乒aillgro、訕，鋤dmefillnⅡmsits仔omdiscretestatetonetworkstate，withincreasingmeAuvolumefmction，We丘nd也atthe觚taldimensioⅡofmes鋤plesincreasesfrom15516to1767l、vithincreasingthcAuvol姍e丘actionMllltifmctalspec打a廠∞)～口show也at出e

6、Spec鋤lIn謝dm△口協(xié)creases、vimmcreasing廿leAuVol啪e舶ctionatfirst，趾ddecreaseslaterItindica_tesmatnleiIlllomogeneousspacedistributionofAupaniclesaIsoincreaseat眠a11ddecreaselaterSizedistributionofAuparticIesmmsitsfhnAuparticlesofm

7、in主m啪volumeplayingimportantrokstoAuparticleofmax曲啪Vol啪epla)，ingimponantroleswbenAuV01啪e鼢tiongoesbeyondacertainc咖calValue(bet、veen265％aIld382％)wealsostudyt11emicro目aphsofsemicontinuousAgfilmsw汕thickllessof15姍，12腫，67nrnaII

8、d98mbymeansof丘∞taltheorytTheresuksshowchatthe懿ctaldimensionofthes鋤plesincrcases丘om1405lto17428、vithincreasingthethinfilmthjcknessMlllti丘actalspec廿a廠(口)～口showthatthespectmmwidth△口increased塒mincreasingthethjnfilmthicknessI