[PDF] Top 20 An Amperometric Sensor for the Determination of Dopamine Using Poly Zincon Film Modified Electrode

An Amperometric Sensor for the Determination of Dopamine Using Poly Zincon Film Modified Electrode

... PZF electrode as an amperometric sensor in flow systems for the electrocatalytic oxidation of DA, experiments were carried out by chronoamperometry and the results are depicted in Figure ...surface ... See full document

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A Sensitive Amperometric Sensor for the Determination of Dopamine at Graphene and Bismuth Nanocomposite Film Modified Electrode

... sensitive amperometric sensor has been developed for the detection of dopamine (DA) at graphene nanosheets (GNS) decorated bismuth nanoparticles (Bi) composite film modified ... See full document

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Electrochemical Sensor for Simultaneous Determination of Theophylline and Caffeine Based on a Novel poly(folic acid)/graphene Composite Film Modified Electrode

... the modified electrode, the DPV for 50 µmol L -1 TP in PBS was recorded to periodically measure the response ...present modified electrode was extremely stable and highly ... See full document

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Electrocatalytic Oxidation of Dopamine and Ascorbic Acid at Poly (Eriochrome Black-T) Modified Carbon Paste Electrode

... The modified electrode was prepared by electrochemically pre-treating the bare carbon paste electrode by cycling the potential scan between –400mV to 1400 mV in ...the electrode in ...the ... See full document

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Simple and Sensitive Electrochemical Sensor for Tyramine Determination Based on Overoxidized Poly(o-aminophenol) Film Modified Electrode

... the determination of tyramine or other BAs, which will play an important role in promoting the quality of food safety and safeguarding the health of people ... See full document

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Poly(Diphenylamine) with Multi-walled Carbon Nanotube Composite Film Modified Electrode for the Determination of Phenol

... studied using scanning electron microscope ...the modified electrode was studied using electrochemical impedance spectroscopy ...composite film showed good electrocatalytic behavior ... See full document

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Amperometric and Impedimetric Determination of Hydrazine at a Novel Trimethine Cyanine Dye Film Modified Glassy Carbon Electrode

... DVDR film increased linearly with increase in hydrazine concentrations between ...DVDR film showed rapid amperometric i-t response towards hydrazine in the linear concentration range between 1 x 10 ... See full document

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Amperometric Determination of Acetaminophen (paracetamol) Using Graphene Oxide Modified Glassy Carbon Electrode

... nanomaterials modified electrode were reported as an AC sensor including, metallic nanoparticles [14], conductive polymers [15] or their combinations ... See full document

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Sensitive Electrochemical Detection of Dopamine, Uric and Ascorbic Acids Based on poly-(Dianix Yellow) Film Modified Electrode

... DA Determination in the presence of UA and AA is an importance problem in the field of biochemistry, neurochemistry, diagnostic and clinical ...it's determination is very hard in the presence of AA and UA ... See full document

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Amperometric Determination of 4-Nitrophenol at Multi-Walled Carbon Nanotube-Poly(Diphenylamine) Composite Modified Glassy Carbon Electrode

... The images show different surface morphology among the various films. Fig.3 (a) shows the uniform distribution of MWCNT on the ITO surface. Fig.3 (b) shows the PDPA globules distributed over the ITO surface. The PDPA ... See full document

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Manganese Hexacyanoferrate with Poly(3,4-ethylenedioxythiophene) Hybrid Film Modified Electrode for the Determination of Catechin and Melatonin

... the amperometric responses of sequential additions of standard catechin (each ...between amperometric current and catechin concentration (shown in insets of ...The modified electrode was found ... See full document

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Fabrication of Graphene Oxide-MWCNTs Nanocomposite Modified Glassy Carbon Electrode for the Sensitive Determination of Amitrole

... sensitive amperometric amitrole (3-Amino-1,2,4-triazole) sensor constructed with graphene oxide (GO) and multi walled carbon nanotubes (MWCNTs) through electrochemical potentiostatic ...performed ... See full document

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Simultaneous Determination of Dopamine, Ascorbic Acid and Uric Acid at Poly(Patton and Reeder’s) Modified Carbon Paste Electrode

... formed poly(PR) film had a leaching process with scan cycles increasing up to 20 times, which may be implied a self adjustment of the polymer film thickness at ...at modified CPE was similar ... See full document

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Determination of Dopamine in Presence of Uric Acid at Poly (Eriochrome Black t) Film Modified Graphite Pencil Electrode

... Dopamine is an important neurotransmitter in the amyg- dala, a phylogenetically older structure of the brain, which is thought to play a critical role in limbic, cogni- tive and neuroendocrine functions [1,2]. ... See full document

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Electrochemical Sensor Using Glassy Carbon Electrode Modified with HPMáFP/Ppy/GCE Composite Film for Determination of Ofloxacin

... In this work, Polypyrrole (Ppy) was prepared which is one of the most extensively used conducting polymers [16] and has been studied because of its ease of fabrication, high conductivity, good biocompatibility and low ... See full document

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Voltammetric Behavior and Amperometric Determination of Ascorbic Acid at Cadmium Pentacyanonitrosylferrate Film Modified GC Electrode

... CdPCNF|GC modified electrode can catalyze the oxidation of AA via surface-layer mediated charge ...(CoPCNF) film [33]. We proposed an amperometric method to show the capability of ... See full document

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A Facile Hydrazine Amperometric Sensor Based on a Glassy Carbon Electrode Modified with Au Nanoparticles-MnO2 Composites

... different modified samples on electrode surfaces were presented by scanning electron microscopy (SEM, Japan, Hitachi ...resulting modified electrodes were also characterized by energy dispersive ... See full document

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Amperometric and differential pulse voltammetric determination of 5 Hydroxy L tryptophan in pharmaceutical samples using gold modified pencil graphite electrode

... studied using different methods like UV-Vis [11], LC-MS [12], HPLC [13], electrochemical and enzymatic oxidation [14] and pulse radiolysis technique ...flow-injection amperometric determination of ... See full document

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Voltammetric Determination of Dopamine Using Glassy Carbon Electrode Modified with ZnO/Al2O3 Nanocomposite

... of dopamine is in pleasure reward seeking behaviour ...the dopamine level is increased whenever people receive a ...increased dopamine neuronal activity. Other noteworthy functions of dopamine ... See full document

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Amperometric Determination of Nicotine using a Composite of Palladium hexacyanoferrate incorporated Graphene oxide modified Electrode

... The stick like structures of PdHCF enhance the anchoring strongly on GO surface. Figure 1B displays the SEM image of PdHCF on GO surface. It can be seen that stick like structure of PdHCF decorated on GO surface, which ... See full document

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