Graphite electrode
Highly Sensitive Electrochemical Determination of Dopamine with an Overoxidized Polypyrrole Nanofiber Pencil Graphite Electrode
... the electrode, the more the amount of DA that is diffused on the electrode surface, thus smaller concentrations of DA can be ...cheap graphite electrode as much as ...
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Voltammetric determination of tannic acid in beverages using pencil graphite electrode
... pencil graphite electrode (Pre-PGE) prepared by a chronoamperometry technique was applied for the determination of tannic acid using anodic stripping differential pulse ...
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Comparative Voltammetric Analysis of Adenine and Xanthine on a Pencil Graphite Electrode in the Presence of Copper Ions
... This work compares voltammetric responses of adenine (Ade) and xanthine (Xan) on a pencil graphite electrode (PeGE) in the presence of copper ions. For electroanalytical monitoring linear sweep voltammetry ...
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Production and Characterization of Clay Bonded Carbon Refractory from Ifon Clay and Spent Graphite Electrode
... spent graphite electrode refractory is presented in figure ...coarse graphite particles, thereby eliminating the existing ...of graphite in the sample reduced, which means more fine clay ...
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Electrochemical activity of glutathione at a graphite electrode modified with gold nanoparticles
... the graphite electrode modified with gold nanoparticles is observed at E c = 0,05 V on the cathodic branch of cyclic voltammogram in 0,1 M ...the graphite electrode and the nature of the ...
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Silver/Bismuth/Nafion Modified Pencil Graphite Electrode for Trace Heavy Metal Determination
... pencil graphite electrode (PGE) was developed for the determination of trace heavy metals in ...wastewater. Graphite rods (2HB) of 3 mm diameter from a commercial brand of pencils were modified by ...
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Electrochemical Sensor for Voltammetric Determination of Catechol Based on Screen Printed Graphite Electrode
... oxidation and reduction peaks ( ∆ Ep) for catechol at screen printed graphite electrode was 58 mV. This indicates that the oxidation of catechol is a reversible behavior and 1-electron transfer step. The ...
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Study on Hydrogen Evolution Reaction at a Graphite Electrode in the All-Vanadium Redox Flow Battery
... on graphite surface, with a trend toward an increase in electrical resistance and a decrease in the active surface ...of graphite are investigated by scanning electron microscope (SEM) and X-ray ...
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Improving the Performance of a Graphite Electrode by Using Polyaniline Coated Graphite and Its Application in Batch Electrooxidation of Oxalic Acid
... pyrolytic graphite electrode was found to exhibit a quick response time of 9 s and to perform satisfactorily over a wide pH range of ...modified graphite electrode by coating graphite ...
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Electrochemical degradation of formaldehyde with a novel Pd/GO modified graphite electrode
... modified graphite electrode for anodic degradation of formaldehyde was successfully prepared via impregnation and electrodeposition ...modified electrode was characterized by scanning electron ...
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Development of SDS Modified Graphite Electrode for Effective Oxidation of Methanol and Ethanol
... of graphite elec- trodes along the metal nanoparticles were tried to ...the graphite electrodes by SDS was characterized using Fourier transform infrared (FTIR) ...unmodified graphite electrodes ...
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The Effect of Temperature on the Electrochemical Behavior of the V(IV)/V(V) Couple on a Graphite Electrode
... reference electrode was saturated calomel electrode(SCE), the counter electrode a graphite plate with the dimension of 50 mm60 mm, and the working electrode a graphite ...
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Electrochemical preparation and characterization of a gold nanoparticles graphite electrode: Application to myricetin antioxidant analysis
... AuNPs/graphite electrode (Tables S1, S2, and S3), peak potential of AuNPs/graphite versus scan rates (Table S4), surface roughness factor(R) and CPE fitting (Table S5), percentage recoveries of ...
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Molecularly Imprinted Polymer Based PVC-Membrane-Coated Graphite Electrode for the Determination of Metoprolol
... on graphite electrode for determination of metoprolol in real sample is ...The electrode exhibits a near Nernstian of ...proposed electrode can be used in the pH range of ...indicator ...
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Supercapacitor Applications of Polyaniline and Poly(N-methylaniline) Coated Pencil Graphite Electrode
... of electrode active materials [10]. Therefore, electrode active materials play an important role in the performance of ...and graphite with high surface area have been widely investigated as ...
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Effect of Different CNT’s Oxidation Methods on Thiocoline Detection by Surfactant Modified Graphite Electrodes
... modified graphite electrodes has been ...spectroscopy. Graphite electrode surface was modified with cationic, anionic, and non-ionic ...CNT/DTAB/graphite electrode has been enhanced by ...
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Modified graphite paste electrode with poly hydroquinone /reduced graphene oxide for simultaneous determination of bio-compounds
... glassy graphite electrode for simultaneous determination of Fe(III), Cd(II) and Pb(II) ...glassy graphite electrode was used for simultaneous determination of Nitrophenol isomers ...
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The Influence of Pencil Graphite Hardness on Voltammetric Detection of Pentachlorophenol
... pencil graphite electrode, carbon paste electrode modified with pencil graphite as well as powder electrode were prepared and used for the detection of ...pencil graphite with ...
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Bioelectrochemical Detection of Alanine Aminotransferase for Molecular Diagnostic of the Liver Disease
... bare graphite, graphite/poly(4-aminophenol), graphite/poly(4-aminophenol)/PyO, presents roughness values of 312 nm, 1133 nm, 306 nm, ...the graphite electrode became rougher, indicating ...
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Sarcosine Oxidase Encapsulated Polyvinyl Alcohol-Silica-AuNP Hybrid Films for Sarcosine Sensing Electrochemical Bioelectrode
... Conclusion In this study, SOD was successfully immobilized in PVA and pphTEOS matrix, in the absence and in the presence of Ag or AuNPs, on a graphite electrode and the performance chara[r] ...
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