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SECM101: What is Constant Distance (CD)-SECM?
Constant Distance (CD)-SECM is introduced in this BioLogic Learning Center article
Scanning Probe Electrochemistry: A glossary of terms
What do the different terms relating to local electrochemistry mean? This article gives a definitive list
Distribution of Relaxation Times (DRT): how to identify equivalent circuits efficiently
The Distribution of Relaxation Times (DRT) analysis (equivalent circuit identification tool) is introduced.
How potentiostats work and their use in Science & Industry (Electrochemistry Basics Series)
What is a potentiostat? An article detailing every aspect of this versatile electrochemical multitool. Covers Potentiostat functionality and operation, the history of the potentiostat, uses and applications and the future of the potentiostat
What is Electrochemical Impedance Spectroscopy (EIS)? (Electrochemistry Basics Series)
Electrochemical Impedance spectroscopy (EIS) is a powerful tool enabling the study of processes that occur at the interface of the electrode.
Key factors to consider when looking for a scanning electrochemical workstation.
Factors of interest when looking at a scanning electrochemical workstation are discussed.
SECM101: Introduction to the redox mediator
The Scanning Electrochemical Microscopy (SECM) redox mediator is introduced.
CVSim as a learning tool III: Linearity in EIS
Article describes how CVSim can be used to study the behaviour of a redox reaction during an Electrochemical Impedance Spectroscopy (EIS) measurements.
OSP101: Introduction to the Optical Surface Profiler technique
An introduction to the Optical Surface Profiler (OSP) technique
Which scanning probe electrochemistry technique?
The scanning probe electrochemistry techniques on the M470 are compared.
ZSim and ZFit as learning tools. IV. The effect of high frequency inductance.
High frequency inductance can strongly affect the shape of impedance graphs and need to be accounted for during data fitting.
ZSim and ZFit as learning tools. II. Why circle fitting is wrong.
We demonstrate why circle fitting should not be used to analyze impedance data using ZSim- part of EC-Lab, BioLogic's potentiostat control/analysis software
ZSim and ZFit as learning tools. III How to detect an inductive behaviour at low frequencies
Does the Nyquist impedance diagram of the C1/R1/(R2+L2) circuit always have an inductive arc at low frequencies?
Multichannel & Single-channel potentiostats – what’s the difference? (Electrochemistry Basics Series)
An overview of the differences between single channel and multichannel potentiostat galvanostats
How to correct impedance measurements when using longer cables or a test fixture (Electrochemistry Basics Series)
Focus on your Device under Test. How to remove parasitic impedance due to extension cables or connection interfaces
The different current and voltage setpoint options in EC/BT-Lab®
This article presents the various options available in EC/BT-Lab® for potential and current setpoints.
Scanning probe electrochemistry for sustainable energy research
A short article and associated video relating to scanning probe electrochemistry and sustainable energy
How to use electrochemical impedance spectroscopy (EIS) accuracy contour plots
EIS accuracy contour plots must be used to interpret errors made during EIS measurements and identify the best frequencies possible for a given impedance range.
Effect of the staircase on current sampling.
An article detailing the effect of the staircase on current sampling
Checking and validating reference electrodes (Electrochemistry basics series)
The reference electrode is part of the 3-electrode setup. A bad reference electrode can impact negatively on measurements. In this article, we discuss the protocol necessary to check reference electrodes.
Investigation of impedance measurements using the Z Sim tool (Electrochemistry Basics Series)
To adjust the frequency range of your EIS experiment or just to see the shape of your model, Z Sim is available on both EC-Lab® and BT-Lab® software.
Nyquist plots: Why use the orthonormal scale?
This article illustrates why the orthonormal scale should be used for Nyquist impedance plots.
How do I customize my plots?
A suitable plot with the right variables allows you directly access the results and saves a great deal of time during the analysis. In this short article we show you how...
Create and save your own protocols
Learn how to save time by configuring full experiments from previous settings; including safety limits, advanced settings, cell characteristics and external device configuration.
Split electrochemical impedance spectroscopy (EIS) experiments into multiple sequences: save time without compromising quality
Reliable impedance measurements require the system under study to remain linear and stationary during the whole measurement sequence. This article describes the ideal configuration for studying unstable systems such as batteries or supercaps to save time while maintaining good measurement quality.
What is the difference between positive and negative electrodes, anode and cathode: battery basics
This article clarifies the differences between anodes cathodes and positive and negative electrodes in secondary batteries.
Cyclic Voltammetry: how to obtain great results with your potentiostat (Electrochemistry basics series)
What are the critical Cyclic Voltammetry parameters and how should you tune them correctly to ensure you get the best out of your instrument?
Coupling potentiostats & spectrometers for spectroelectrochemical measurements
One of the possibilities of characterizing intermediate species created during a redox process, is to couple a spectrometer with a potentiostat
Data of interest – work more efficiently.
Get the most out of your potentiostat/battery cycler : how EC/BT-Lab can help you work more efficiently as well as save valuable time.
Resolution, Precision, Accuracy, Temperature stability and Time base: The five to watch (Electrochemistry Basics Series)
The five characteristics that should be on every electrochemist’s radar
No need to plan your future analysis… Go straight ahead
It is time to demystify a false truth. You really do not always need to add points in the record settings of BT-Lab® and EC-Lab® in order to obtain highly accurate measurements.
Modify on-the-Fly: Flexible potentiostat/battery cycler control
No need to stop the experiment with EC-Lab®’s “modify-on-the-fly” functionality
Why 4-point measurements?
A potentiostat / galvanostat is an instrument that can control both the current and the voltage imposed to a cell. For this purpose, Bio-Logic instruments require at least 4 cables: