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Polarization and Electrochemical Impedance (EIS) Measurements

Corrosion Passivation in Aerated 3.5% NaCl solutions of Brass by Nanofiber Coatings of Polyvinyl Chloride and Polystyrene

Corrosion Passivation in Aerated 3.5% NaCl solutions of Brass by Nanofiber Coatings of Polyvinyl Chloride and Polystyrene

... Electrochemical measurements were carried out by using a PARC Parstat-2273 Advanced Electrochemical System after immersing the uncoated and coated electrodes for 20 minutes in freely aerated stagnant ...

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Effect of Exposure Period and Temperature on the Corrosion of Incoloy® Alloy 800™ in Hydrochloric Acid Pickling Solutions

Effect of Exposure Period and Temperature on the Corrosion of Incoloy® Alloy 800™ in Hydrochloric Acid Pickling Solutions

... The electrochemical impedance spectroscopy (EIS) measurements showed that the corrosion of Incoloy decreases when the exposure period increases and the highest surface and polarization ...

12

Electrochemical Corrosion Behavior and Prediction of Corrosion Rate for Low Alloy Steel after Tempering Treatment

Electrochemical Corrosion Behavior and Prediction of Corrosion Rate for Low Alloy Steel after Tempering Treatment

... The electrochemical corrosion behavior and prediction of corrosion rate for low alloy steel after tempering treatment in acid ...The polarization curve and electrochemical impedance ...

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Evaluation Techniques for the Corrosion Resistance of Self-Healing Coatings

Evaluation Techniques for the Corrosion Resistance of Self-Healing Coatings

... concentration polarization and IR drops as in PP and difficulty in the proper construction of the equivalent circuits as in the ...The electrochemical techniques PP and EIS provide quantitative ...

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Investigation of Gliclazide Drug as Novel Corrosion Inhibitor for Mild Steel in 1 M HCl Solution

Investigation of Gliclazide Drug as Novel Corrosion Inhibitor for Mild Steel in 1 M HCl Solution

... Three electrochemical techniques, namely potentiodynamic polarization and linear polarization resistance (LPR), and AC-electrochemical impedance spectroscopy (EIS), were used to ...

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An investigation of the NO3- concentration effect on lead anodic electrochemical behavior in NaOH solution

An investigation of the NO3- concentration effect on lead anodic electrochemical behavior in NaOH solution

... The electrochemical behavior of lead in various aqueous media has attracted considerable attention from many investigators due to the instructive role of lead application in different areas, such as lead acid ...

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Investigation of Polypyrrole-Based Iron Electrodes as Supercapacitors

Investigation of Polypyrrole-Based Iron Electrodes as Supercapacitors

... mV/s. Electrochemical properties of PPy coated Fe electrode were carried out using cyclic voltammetry, galvanostatic charge-discharge cycling and electrochemical impedance ...

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Effect of diamino((2-((2- aminoethyl)amino)ethyl)amino)methanethiol on the Corrosion Resistance of Carbon Steel in Simulated Concrete Pore Solutions

Effect of diamino((2-((2- aminoethyl)amino)ethyl)amino)methanethiol on the Corrosion Resistance of Carbon Steel in Simulated Concrete Pore Solutions

... Inhibitors retard or prevent the corrosion of carbon steel by influencing the anodic or cathodic process of electrochemical corrosion reactions [10, 11]. Based on the inhibiting mechanism, inhibitors can be ...

12

Inhibition Action and Adsorption Behavior of Green Inhibitor Sodium Carboxymethyl Cellulose on Copper

Inhibition Action and Adsorption Behavior of Green Inhibitor Sodium Carboxymethyl Cellulose on Copper

... presents polarization curves for copper in simulated cooling water, in the absence and presence of Na-CMC at various ...Tafel polarization curves ...

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Development of An Electrochemical Impedance Immunosensor for Myoglobin Determination

Development of An Electrochemical Impedance Immunosensor for Myoglobin Determination

... Non-Faradaic impedance biosensors perform impedance measurement in the absence of any redox ...the impedance change upon the attachment of bacterial cells on an interdigitated microelectrode in the ...

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Kinetic Investigation of LiCoO2 by Electrochemical Impedance Spectroscopy (EIS)

Kinetic Investigation of LiCoO2 by Electrochemical Impedance Spectroscopy (EIS)

... more compressed semicircle alike in appearance of a half ellipse appears in high and intermediate frequency ranges after the cell was charged. Corresponding to the different Nyquist plots obtained in EIS ...

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Study of the Electrochemical Corrosion Behaviour of X70 Steel in H2SO4 Contaminated Silty Soil

Study of the Electrochemical Corrosion Behaviour of X70 Steel in H2SO4 Contaminated Silty Soil

... the EIS spectra of X70 steel when it was corroded in contaminated silty soil at different pH values for 1 d and 14 ...the impedance spectra are similar at various corrosion times and pH values, but the ...

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Use of EIS, Polarization and Electrochemical Noise Measurements to Monitor the Copper Corrosion in chloride media at different temperatures

Use of EIS, Polarization and Electrochemical Noise Measurements to Monitor the Copper Corrosion in chloride media at different temperatures

... different electrochemical methods on monitoring the copper corrosion process, especially evaluate the effect of trend removal methods on the analysis of electrochemical noise ...

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Cephamycin; A Novel Corrosion Inhibitor for Mild Steel Corrosion in HCl Acid Solution

Cephamycin; A Novel Corrosion Inhibitor for Mild Steel Corrosion in HCl Acid Solution

... Polarization measurements were carried out in order to gain knowledge concerning the kinetics of the cathodic and anodic ...anodic polarization curves of mild steel in 1 M HCl, ...reaction. ...

7

Effect of Mentha Piperita essential oil on mild steel corrosion in hydrochloric acid

Effect of Mentha Piperita essential oil on mild steel corrosion in hydrochloric acid

... The analysis of Table 4 reveals that addition of increasing concentration of MPEO increases R t and decreases C dl , and consequently enhances  EIS % till reaching its maximum value at 0.7 g L -1 . It is to be ...

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Improving the dielectric properties of ethylene-glycol alkanethiol self-assembled monolayers.

Improving the dielectric properties of ethylene-glycol alkanethiol self-assembled monolayers.

... of impedance spectroscopy, water contact angle, ellipsometry and X-ray photoelectron ...the EIS data and to determine the conductivity of the ...the impedance, demonstrates signi fi cantly improved ...

6

Synthesis and Electrochemical Studies of N-Tert- Amylacrylamide and 7-Acryloyloxy- 4- Methyl Coumarin Copolymers R. Ambika 1, P. Pazhanisamy2

Synthesis and Electrochemical Studies of N-Tert- Amylacrylamide and 7-Acryloyloxy- 4- Methyl Coumarin Copolymers R. Ambika 1, P. Pazhanisamy2

... by electrochemical tecniqiues such as potentiodynamic polarization and electrochemical ...potentiodynamic polarization curves of the different molar ratio of poly(ACU-NTA) coated and uncoated ...

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... The EIS analysis is a powerful and informative technique which determines the rate that the electrode material can be charge/discharge [13], therefore an important factor in determining the power density and to ...

6

A Vehicle Exhaust NOx Electrochemical Sensor Based on Au- Yttria Stabilized Zirconia Nanocomposite

A Vehicle Exhaust NOx Electrochemical Sensor Based on Au- Yttria Stabilized Zirconia Nanocomposite

... by electrochemical impedance measurements, which demonstrates that due to delocalization of YSZ's ionic conductivity to electrode response in the whole electrode volume, the electrochemical ...

8

Improving the packing density of calcium phosphate coating on a magnesium alloy for enhanced degradation resistance

Improving the packing density of calcium phosphate coating on a magnesium alloy for enhanced degradation resistance

... A magnesium alloy, AZ91, was used as the base material in this study. The chemical composition of the alloy is given in Table I. Electrochemical coating of CaP on AZ91 magnesium alloy was carried out using ...

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