Carbon nanotubes paste electrode
A Multiwall Carbon Nanotubes Paste Electrode as a Sensor and Ferrocenemonocarboxylic Acid as a Mediator for Electrocatalytic Determination of Isoproterenol
... acid-modified carbon paste electrode (FMAMCPE) (curve b), carbon nanotubes paste electrode (CNTPE) (curve d), and carbon paste electrode (curve ...
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Electrocatalytic Determination of Glutathione Using Multiwall Carbon Nanotubes Paste Electrode as a Sensor and Isoprenaline as a Mediator
... wall carbon nanotubes paste electrode in the present of ISPT, while the oxidation GSH does not takes place at the surface of a carbon nanotubes paste electrode ...
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Ferrocenedicarboxylic Acid Modified Multiwall Carbon Nanotubes Paste Electrode for Voltammetric Determination of Sulfite
... modified carbon nanotubes paste electrode by incorporation of ferrocenedicarboxylic acid as a suitable electrochemical sensor for sulfite determination at trace ...
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Voltammetric Determination of N-Actylcysteine Using Modified Multiwall Carbon Nanotubes Paste Electrode
... modified carbon nanotubes paste electrode (FCMCNTPE) was constructed and used as a fast and sensitive tool for the determination of N-acetylcysteine (NAC) at trace ...
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Electrocatalytic Detection of Isoproterenol at a Ferrocene-Multiwall Carbon Nanotubes Paste Electrode
... wall carbon nanotubes paste electrode ...wall carbon nanotubes (MCNTs) remarkably enhance the oxidation of ISPT in wide pH range of ...unmodified carbon paste ...
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Fabrication of a Tb3+ Carbon Paste Ion Selective Electrode by Using Nanosilica and Multi-Walled Carbon Nanotubes (MWCNTs)
... reported carbon paste (CP) potentiometric sensors, comprise of an ionophore incorporated into a carbon paste, typically consisting of graphite powder dispersed in a non-conductive mineral oil, ...
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Determination of Lead Ion by a Modified Carbon Paste Electrode Based on Multi-Walled Carbon Nanotubes (MWCNTs) andLigand (N-(4-Hydroxyphenyl) Ethanamide)
... Also used electrode performance was compared with other modified electrode using other ligands. Table 4 shows this comparison. Babapor et al. reported that high level of some heavy metals such as lead has ...
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Carbon Paste Electrode Modified with Carbon Nanotubes and Poly(3-Aminophenol) for Voltammetric Determination of Paracetamol
... research, carbon paste electrode (CPE) was modified with carbon nanotube (CNT) and poly(3- aminophenol) and the modified electrode was used for voltammetric determination of ...modified ...
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Fabrication of TiO2 Hollow Spheres and its Application in Modification of Carbon Paste Electrode For Simultaneous Determination of Dopamine and Piroxicam in the Presence of Ascorbic acid
... novel carbon paste electrode modified with TiO 2 hollow spheres (TOHS), multi-walled carbon nanotubes (MWCNTs) and poly-glutamic acid (PGA) film (PGA/TOHS/MWCNTs/ CPE) was used for ...
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Multiwall Carbon Nanotubes Modified Carbon Paste Electrode for Determination of Copper(II) by Potentiometric and Impedimetric Methods
... Ag/AgCl electrode (from Metrohm Co.) as reference electrode, carbon paste electrode as working electrode, and a platinum electrode (from Azar ...
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Electrocatalytic and Simultaneous Determination of Phenylhydrazine and Hydrazine Using Carbon Paste Electrode Modified With Carbon Nanotubes and Ferrocenedicarboxylic Acid
... the electrode area (cm 2 ), substrate concentration (mol cm -3 ), catalytic rate constant (cm 3 mol -1 s -1 ), surface coverage (mol cm -2 ), diffusion coefficient (cm 2 s -1 ), kinematics viscosity (cm 2 s -1 ) ...
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Determination of Au(III) and Ag(I) in Carbonaceous
... at al Anodic stripping voltammetry of silver(I) using a carbon paste electrode 385. modified with multi-walled carbon nanotubes[r] ...
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Improvement of Carbon Paste Ion Selective Electrode Response by Using Room Temperature Ionic Liquids (RTILs) and Multi- Walled Carbon Nanotubes (MWCNTs)
... Carbon paste electrodes (CPEs) have attracted attention as ion selective electrodes mainly due to their advantages over membrane electrodes such as renewability, stable response, low ohmic resistance, no ...
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Praseodymium Selective Carbon Paste Electrode based on Carbon Nanotubes and Ionic Liquids
... [28]. Carbon paste electrodes are one of the classes of potentiometric sensors which offer renewable surface, stable response, and low ohmic resistance electrodes compared to PVC membrane electrodes ...
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Preparation a multi-walled carbon nanotubes-carbon paste electrode based on a sulfanyl phenyl Schiff’s base for selective determination of mercury(II) in environmental water samples
... a carbon paste electrode should complete certain ...forming paste mixtures of fine uniformity. By means of paraffin oil in the carbon paste electrodes yields more efficient ...
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A Modified Ho3+ Carbon Paste Electrode Based on Multi-walled Carbon Nanotubes (MWCNTs) and Nanosilica
... Silica-based materials are of interest for a number of reasons. They are robust inorganic solids displaying both high specific surface area (200-1500 m 2 g -1 ) and a three-dimensional structure made of highly open ...
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Determination of epinephrine in the presence of uric acid and folic acid using nanostructure-based electrochemical sensor
... using carbon paste electrode (CPE) modified with 3,4-dihydroxybenzaldehyde-2,4- dinitrophenylhydrazone (DDP) and carbon nanotubes (CNTs), which makes the modified electrode ...
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Nanocomposite Based Carbon Paste Electrode for Selective Analysis of Copper
... based carbon paste ion-selective electrode for analysis of copper was ...Multi-walled carbon nanotubes (MWCNTs) and nanosilica was used for modifying the sensor ...proposed ...
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Construction of a Fe3+ Carbon Paste Electrode Based on Multi-walled Carbon Nanotubes (MWCNTs)/Nanosilica
... The modified CPEs were prepared through a general procedure as follows: Desired amounts of TBADC, graphite powder, nano silica, the paraffin oil and MWCNT were thoroughly mixed and then transferred into a glass tube (5 ...
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ZnWO4 Nanorod Modified Electrode for Uric Acid Electrocatalytic Sensing and Application
... oxidation of UA, which underwent an almost irreversible reaction with an obvious oxidation peak on cyclic voltammogram. Electrochemical parameters of UA were calculated and a new differential pulse voltammetric procedure ...
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