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Electrochemical Impedance Spectroscopy

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EIS: A Powerful Technique

Electrochemical Impedance Spectroscopy (EIS) is a powerful technique with a broad range of research applications.  Click on a link below to view the Application or Technical Note.

 

Complete List EIS Application Notes »

Electrochemical Impedance at a RDE

Posted by gamry on September 16, 2024

IntroductionWhenever you read about Electrochemical Impedance, one of the first things they tell you is "The system must be stable and unchanging.

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Getting Started With Your First Experiment

Posted by gamry on August 9, 2024

Electrochemical Impedance Techniques
Potentiostatic EIS

Overview of Electrochemical Impedance SpectroscopyElectrochemical impedance spectroscopy (EIS) is a powerful technique that utilizes a small amplitude, alternating current (AC) signal to probe the impedance characteristics of…

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Low-impedance EIS at its Limits: Gamry Reference 30k Booster

Posted by gamry on May 14, 2024

IntroductionThis Application Note describes measurement of very small impedances using Electrochemical Impedance Spectroscopy (EIS).

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Decrease Battery Testing Time Using Multisine EIS

Posted by gamry on October 24, 2022

IntroductionGamry Instrument’s multisine Electrochemical Impedance Spectroscopy (EIS) has the potential to decrease battery testing time by over a factor of three.

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EIS of Organic Coatings and Paints

Posted by gamry on February 2, 2022

IntroductionAll my impedance spectra look the same!

This complaint is very common. “I’m an experienced polymer chemist.

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Basics of Electrochemical Impedance Spectroscopy

Posted by gamry on April 17, 2021

This tutorial presents an introduction to Electrochemical Impedance Spectroscopy (EIS) theory and has been kept as free from mathematics and electrical theory as possible.

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Total Harmonic Distortion: Theory and Practice

Posted by gamry on April 15, 2021

*Please note THD is only available in software version 7. 8.

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Drift Correction in EIS

Posted by gamry on December 7, 2020

IntroductionElectrochemical Impedance Spectroscopy (EIS) is a powerful technique for understanding the physical and electrochemical properties of electrochemical reactions.

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Uses of Hybrid EIS

Posted by gamry on August 13, 2020

IntroductionHybrid Electrochemical Impedance Spectroscopy (EIS) is a galvanostatic impedance spectroscopy experiment that can be used for samples that have impedances that change significantly with frequency.

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EIS in Wetting of Lithium-ion Battery Materials

Posted by gamry on January 8, 2019

Lithium-ion batteries (LIBs) as electrochemical energy storage systems are key substitutes for fossil fuels. They are valuable also because of their low weight, high energy-density and long service life.

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