OALib Journal期刊
ISSN: 2333-9721
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RapidnonenzymaticmonitoringofglucoseandfructoseusingaCuO/multiwalledcarbonnanotubenanocomposite-modifiedglassycarbonelectrode
DOI: 10.1016/S1872-2067(12)60586-5, PP. 1208-1215
Keywords: Nonenzymaticdetection,Copperoxide,Multiwalledcarbonnanotube,Modifiedglassycarbonelectrode,Glucose,Fructose,Simultaneousdetermination
Abstract:
?Anonenzymaticelectrochemicalsensorforglucoseandfructosewasfabricatedthatcontainedaglassycarbonelectrodemodifiedwithacopperoxide(CuO)/multiwalledcarbonnanotube(MWCNT)nanocomposite.TheelectrochemicalpropertiesoftheCuO/MWCNT-modifiedglassycarbonelectrodewereinvestigated.Twodistinguishableanodicpeakswereobservedaround0.30and0.44Vcorrespondingtotheoxidationofglucoseandfructose,respectively,atthesurfaceofthemodifiedelectrode.Thedetectionlimitsforglucoseandfructosewereboth0.04mmol/L.Thesensorwasusedtosimultaneouslydeterminetheconcentrationsofglucoseandfructoseinhydrolyzedsucrosesamples,andtomeasureglucoseinbloodserumsamples,demonstratingitspotentialasanonenzymaticcarbohydratesensor.
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