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Corrosion and Coatings

Application Notes on Corrosion & Coatings

Electrochemical Testing

Electrochemical testing is a mainstay of many corrosion and coatings laboratories throughout the world.


Complete List Corrosion & Coatings Application Notes »

Accelerated Cyclic Electrochemical Technique

Posted by gamry on December 14, 2021

Accelerated methods for determining the efficacy of organic barrier coatings on metal surfaces have been of interest for many years

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Potentiodynamic and Cyclic Polarization Scans

Posted by gamry on June 25, 2019

A quite popular experiment performed with Gamry Instruments’ potentiostats is the Potentiodynamic Scan and its sibling, Cyclic Polarization.

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Getting Started with Electrochemical Corrosion Measurement

Posted by gamry on May 10, 2018

Most metallic corrosion occurs via electrochemical reactions at the interface between the metal and an electrolyte solution.

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Comparison of Corrosion Rate Calculated by EFM, LPR, and EIS

Posted by gamry on November 25, 2014

Measuring corrosion rate of mild steel by three different techniques; Polarization Resistance, EIS, and our newest technique, Electrochemical Frequency Modulation, or EFM for short.

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Rapid Electrochemical Assessment of Paint

Posted by gamry on August 26, 2014

The Rapid Electrochemical Assessment of Paint (REAP) is a procedure designed to estimate the long-term corrosion resistance of coated metals using short term electrochemical tests.

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Corrosion Techniques- Polarization Resistance

Posted by gamry on July 28, 2014

Linear polarization resistance (LPR) is a quick, nondestructive testing technique commonly used in material corrosion studies to gain corrosion rate data.

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THE Method for Crevice Corrosion Repassivation Potentials

Posted by gamry on August 2, 2013

Localized corrosion, including crevice corrosion, is a leading cause of corrosion-induced failures. THE Method (Tsujikawa-Hisamatsu-Electrochemical Method) has been proposed to measure crevice corrosion repassivation potentials.

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Electrochemistry in an Autoclave

Posted by gamry on July 26, 2013

Autoclaves come in many sizes and shapes, from 1 ml to a meter in diameter and several meters high.

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