铜基%2f碳纳米复合材料的制备及其电催化性能研究.pdf

Carbonnanomaterials,suchgrapheneandcarbonnanotubes,havereceivedworld-wideattentiondueitsfastelectrontransportation,largespecificsurfacearea,highthermalconductivity,,whichconstituteconductivechannelbetweenthebiologicalmoleculesandelectrodesurfaceeachother,Ts)forelectrocatalysisofhydrogenperoxide(H202).Polyacrylicacid(PAA)-,GRsurfaceswerefirstlynoncovalentlyfunctionlizedwithpolyelectrolyte(polyacrylicacid,PAA),,excellentelectrochemicalperformanceswereobtained,suchenhancedelectrocatalyticproperty,highsensitivity,,Ts/nano-Cu/,Ts/nano-Cu/,wepreparedGR/nano—Cu/GCE,TheGR/nano—Cu/GCEshowsexcellentselectivityandsensitivityinthepresenceofhighconcentrationofAAandbeappliedtodetermineUAinrealsampleswithsatisfacton,:Carbonnanomaterials,???????????????????????????????I第一章绪论??????????????????????????????????????????????????..????????????????????..?????????????????????????????????????????????????????????????????????????????.????????????????????????????????????????????????..??????????????????????????????????????.?????????????????????????????.????????????????????????????????????????????????????..1l