Carbon nanotube modified electrodes
Carbon nanotube based modified electrode biosensors Part 1 Electrochemical studies of the flavin group redox kinetics at SWCNT/glucose oxidase composite modified electrodes
... the nanotube film, as our experiments presented in figure 3 and 4 indicate that addition of a Nafion overcoating to the nanotube/GOx composite modified electrode enhances the redox activity of the ...
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Nickel Particles Dispersed into Poly (o-anisidine) and Poly (o-anisidine)/ Multi-walled Carbon Nanotube Modified Glassy Carbon Electrodes for Electrocatalytic Oxidation of Methanol
... Pt and Pt-Ru electrodes have been reported to be most active for anodic oxidation of methanol in acidic medium [3-5]; they are too expensive for commercial applications. It is well known that some intermediates of ...
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Coupling technique of random amplified polymorphic DNA and nanoelectrochemical sensor for mapping pancreatic cancer genetic fingerprint
... Methods: We developed a new method to study the electrochemical behavior of dGTP utilizing carbon multiwalled nanotube (MWNT)-modified glassy carbon electrodes (GCEs). RAPD was applied ...
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Biosensor based on tyrosinase immobilized on a single-walled carbon nanotube-modified glassy carbon electrode for detection of epinephrine
... multiwalled carbon nanotubes, single-walled carbon nanotubes (SWCNTs) have a well defined system in terms of electronic ...multiwalled carbon nanotubes are desirable because of their easy ...
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The Electrocatalytic Activity of Bare Pyrolytic Graphite and Single Wall Carbon Nanotube Modified Glassy Carbon Sensors Is Same for the Quantification of Bisoprolol Fumarate
... wall carbon nano tube, experiments were carried out using pyrolytic graph- ite electrodes modified with 40 µL suspension of carbon nanotube (1 mg/10 mL of ...the electrodes and ...
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Development of Fabrication Methods and Performance Analysis of Various Electrodes in Direct Methanol Fuel Cells (DMFCs)
... particle modified with cauliflower-like microstructure of Pt/Au ratio electrodepostion on indium tin oxide ...of carbon supported pseudo- core@shell PdCu@Pt nano catalyst has been explored extensively ...
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Osmium Polymer Modified Carbon Nanotube Paste Electrode for Detection of Sucrose and Fructose
... Chemically modified electrodes (CMEs) are electrodes prepared by surface modification to produce an electrode suited for a particular ...These electrodes have a molecular monolayer coated on ...
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Ce-TiO2/carbon Nanotube Composite Modified Glassy Carbon Electrode for Electrochemical Detection of Caffeic Acid
... the composite had good electrocatalytic activity for CA. CV and DPV were applied to investigate the electrochemical behavior of CA on composite modified electrodes. The results showed that the anode current ...
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Carbon Paste Electrode Modified by Multiwalled Carbon Nanotube "for Electrochemical Determination" of Vitamin C
... L-Ascorbic acid (vitamin C) is an important growth regulator as well as antioxidant for plants [1] where AA preventing plants from reactive oxygen species damage, cofactor of many enzymes, regulating cell division, cell ...
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Voltammetric Determination of Carbidopa Using a modified Multiwall Carbon Nanotube Paste Electrode
... Adams from the University of Kansas published a short one-page report [19] in which he introduced this kind of electrode, which was originally designed as an alternative to the dropping mercury electrode. Although the ...
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Hydroxylamine Electrochemical Sensor Based on a Modified Carbon Nanotube Paste Electrode: Application to Determination of Hydroxylamine in Water Samples
... by modified electrodes have been proven as an inexpensive and simple analytical method with remarkable detection sensitivity, reproducibility, and ease of miniaturization rather than other instrumental ...
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Superior Electrocatalytic Activity of Au (110)-like Gold Nanoparticles towards the Oxygen Evolution Reaction
... grafting step was accomplished by the XPS measurements and the results are shown in Figure (3). This figure shows the XPS spectra of (a) Au 4f, (b) N 1s and (c) O 1s of the gold nanoparticles modified GC electrode ...
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Enhancing performance of ZnO dye sensitized solar cells by incorporation of multiwalled carbon nanotubes
... multiwalled carbon nanotubes ...working electrodes of dye-sensitized solar cells ...were modified by an air oxidation or a mixed acid oxidation treatment before ...
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Voltammetric determination of MCPA, 4-chloro-o-cresol and o-cresol in water using a modified carbon paste electrode
... paste electrodes modified with Norit SX-2 activated carbon and SBA-15 mesoporous silica were applied for the determination of the MCPA herbicide and the main intermediates for its production in ...
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Carbon Nanotubes Modified and Conventional Selective Electrodes for Determination of Selegiline Hydrochloride and Its Pharmaceutical Preparations
... (Sel) carbon paste (CPEs) and plastic membranes electrodes are ...cited electrodes are based on the ion associates selegiline phosphomolybdate (Sel-PMA) or phosphotungstate ...plasticizers. ...
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Using Modified Multi-Walled Carbon Nanotubes with Ultrasonic Homogenizer for BTEX Removal from Aqueous Solutions
... unmodified carbon nanotube and the carbon nanotube modified with sodium ...the modified carbon nanotubes exhibited better performance within acidic to neutral ...
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← Return to Article Details ELECTROOXIDATION OF SULFITE AT CARBON PASTE ELECTRODE MODIFIED WITH IONIC LIQUIDS DERIVATED OF N-OCTYL-PYRIDINIUM HEXAFLUOROPHOSPHATE WITH DIFFERENT SUBSTITUENTS IN THE CATION
... conductive graphite powder with a non-electroactive chemically inert binder. In general, the presence of this binder on the surface slows electron transfer and thus the reaction occurs at a higher potential, because the ...
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Spin filter effect of manganese phthalocyanine contacted with single walled carbon nanotube electrodes
... single-walled carbon nanotubes 共SWCNTs兲, which are mo- lecular objects themselves, can be routinely synthesized us- ing the technique of arc discharge, laser ablation, or chemical vapor ...the electrodes ...
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A Review: Advanced Electrochemical Detection Using Nanomaterials And Conducting Polymers As Sensing Probes
... of carbon nanotubes suggest that they have the ability to promote electron transfer reactions when used as an electrode in electrochemical ...materials, carbon nanotubes (CNTs) possess some unique ...
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Spectroscopic Investigation of Modified Single Wall Carbon Nanotube (SWCNT)
... In this paper, we have used oxidation technique for the modification of SWCNT surface and studied the effect of the chemical treatment on CNT structure using Raman, FTIR and UV-Vis-NIR Spectroscopy. In our studies we ...
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