ZSim and ZFit as learning tools. Part 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.
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CVSim as a learning tool. II Interfacial concentrations
CVSim is used to determine the peak current concentration of electroactive species involved in a reversible redox reaction (E).
ZSim and ZFit as learning tools. Part 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. Part 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?
Not Negative. Not Positive. Negative AND Positive. Full Cell Control for Premium & Essential Instruments
The ability to fully understand the behavior of positive & negative electrodes gives battery researchers a holistic view of battery performance.
New webinar (BioLogic US): Does Mg2+ reversibly intercalate into transition metal oxides? Registration & Abstract
Details of the latest webinar in the Blue Box Webinar Series and registration links
Investigation of Structure-Electrochemistry Relationships in Novel Silicon Anodes for Lithium-ion Batteries (Webinar)
Part two of the BioLogic USA Blue Box Webinar Series: Structure-Electrochemistry Relationships in Novel Silicon Anodes for Lithium-ion Batteries
Multichannel & Single-channel potentiostats – what’s the difference? (Electrochemistry Basics Series)
An overview of the differences between single channel and multichannel potentiostat galvanostats
LEIS or ac-SECM?
Local Electrochemical Impedance Spectroscopy (LEIS) and Alternating Current-Scanning Electrochemical Microscopy (ac-SECM) are compared.
Don’t forget our YouTube Channel
Don't forget that a wide range of support, software tutorials and product support videos are also available on our YouTube Channel
Anatomy of an SKP probe
The key features of an SKP probe will be discussed.
$\small R_\text p = \lim \limits_{f \rightarrow 0} \text{Re} \;Z$. Why?
Why is the polarization resistance the finite low-frequency limit of the impedance? This Learning Center article explains why...
SKP and the Fringing Effect
The fringing effect and its role in Scanning Kelvin Probe (SKP) is introduced.
The easy way to D – the diffusion coefficient
Performing EIS experiments on a Rotating Disk Electrode is a really easy way to access the diffusion coefficient of the electroactive species in the considered electrolyte.
ZSim and ZFit as learning tools. Part I – Acidic corrosion
An overview of ZSim the powerful Electrochemical Impedance Spectroscopy (EIS) simulation tool available in EC-Lab®,
$\small R_\text p = \lim \limits_{f \rightarrow 0} \text{Re} \;Z$. Why?
Why is the polarization resistance the finite low-frequency limit of the impedance? This Learning Center article explains why...
Battery states: State of charge (SoC), State of Health (SoH). Electrochemistry basics series.
Battery States (Charge and of Health) are defined and discussed in this article.
Scanning probe electrochemistry for catalysis research
An overview of the benefits of local electrochemistry in research in the field of catalysis
Investigating battery aging using Differential Capacity Analysis (DCA)
The importance of DCA for battery aging...
How to read battery cycling curves
An overview of how to read cycling curves and their relevance to battery performance/behavior
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.
How to avoid side reactions during battery charging/discharging?
How can we avoid unwanted reactions at the electrodes during battery charging/discharging?
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.
The effect of the staircase on current sampling
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.
dc-SECM and the SECM150
The dc-SECM technique. Includes a link to a more detailed, downloadable document.
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