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 »

Getting Started With Your First Experiment

Posted by gamry on July 28, 2014

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

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Raman Spectroscopy

Posted by gamry on January 6, 2014

This application note discusses Raman spectroscopy and its combination with electrochemical techniques.

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

Posted by gamry on August 2, 2013

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

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Verification of Low-impedance EIS Using a 1 mΩ Resistor

Posted by gamry on August 2, 2013

This application note describes a series of EIS measurements made on a 1mW surface-mount resistor.

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Create Your Own Components for EIS Modeling

Posted by gamry on August 2, 2013

With Gamry’s Echem Analyst and Model Editor you can create all sorts of EIS models provided they are made up of series and parallel combinations of 8 different basic circuit components.

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OptiEIS™: A Multisine Implementation

Posted by gamry on August 2, 2013

This application note discusses the use of multiple sine wave excitation in EIS and its implementation in Gamry Instrument software.

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EIS of Organic Coatings and Paints

Posted by gamry on August 2, 2013

All my impedance spectra look the same! This complaint is very common.

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The Implementation of Transmission Lines Using Generalized Circuit Blocks

Posted by gamry on July 26, 2013

Transmission lines are regularly used to model the impedance spectra of porous systems.

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Quick Check of EIS System Performance

Posted by gamry on July 26, 2013

This application note is a protocol to assess quickly the performance of any EIS instrument.

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Accuracy Contour Plots – Measurement and Discussion

Posted by gamry on July 26, 2013

This technical note discusses the Accuracy Contour Plot (ACP). The ACP gives the user valuable information about a potentiostat’s EIS performance and accuracy.

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