以聚合物為碳源合成納米結(jié)構(gòu)碳及碳-金屬粒子復合體.pdf

1、黑龍江大學碩士學位論文以聚合物為碳源合成納米結(jié)構(gòu)碳及碳金屬粒子復合體姓名：王寶麗申請學位級別：碩士專業(yè)：無機化學指導教師：付宏剛20090504黑龍江大學碩士學位論文AbstractGraphiticnanocarbon，Ag／carbonnanocomposites，WCandgraphiticcarbon／WCcompositearepreparedbyasolid—statepyrolysisprocessThefinalprod

2、uctsalecharacterizedbyTGDSC、XRD、Raman、SEM、TEMandN2adsorption，respectivelyThemainlyresearchcontentsareasfollows：(1)AsimplestrategywasdevelopedforpreparingstableAgnanoparticlessupportedoncarbonbycarbonizingAg／acrylicacidty

3、peion—exchangeresincomplexesunderN2atmosphereTheproductswerecharacterizedbyxraypowderdiffraction(Ⅺ①)，scanningelectronmicroscopy(SEM)，transmissionelectronmicroscopy(TEM)andUVvisibleabsorptionspectroscopyTheresultsindicate

4、dthattlleAgnanoparticleswerewelldispersedonthesurfaceofcarbon，andtheirsizecouldberegulatedbytuningthecarbonizationtemperatureTheantibacterialassayshowedthattheAg／Ccompositespossessgoodantibacterialpropertiesthataredeterm

5、inedlargelybytheAgparticlesizeFurthermore，thecompositesareverystableandtheydonotshowobviouslychangeevenafterstoringatambientconditionsformorethanoneyear(2)Graphiticcarbonnanocapsuleswereobtainedviaasolid—statepyrolysisro

6、utefromionexchangeresinironcomplexesTheXRDandRanlanresultsindicatedthatthecarbonnanocapsulesexhibithighgraphiticdegreeasusingNi2andC02asgraphitizationcatalystsTransmissionelectronmicroscopy(TEM)analysisrevealedthatthegra

7、phiticcarbonnanocapsulesareabout45nnlindiametersFurthermore，theformationmechanismofthecarbonnanocapsulesisproposed(3)AsimpleapproachWasproposedtofabricategraphiticcarbonnanocapsule，tungstencarbidesandtungstencarbides／gra