ZSim and ZFit as learning tools. Part V – How to choose the proper equivalent circuit?
Tips, tricks and general guidance for choosing the proper equivalent circuit.
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ZSim and ZFit as learning tools. Part VII – Equivalent circuits identifiability
Explaination of the identifiability and unidentifiability properties of equivalent circuits
ZSim and ZFit as learning tools. Part VI – Equivalent circuits distinguishability
Explaination of the distinguishability properties of equivalent circuits
Supercapacitors and insertion batteries: what are the differences?
Description of the main differences between supercaps and batteries.
Anode vs Cathode: What’s the difference?
Clarifying the differences between anodes cathodes and positive and negative electrodes in secondary batteries.
What is a Frequency Response Analyzer (FRA)?
What is a Frequency Response Analyzer, what is its principle? This article details key information about FRA.
Nernst, Pourbaix and self-discharge
Using the example of lead-acid batteries, the goal of this article is to provide a better understanding of Nernst law, how it can be used to construct Pourbaix diagrams, and how Pourbaix diagrams can in turn be used to explain self-discharge.
What is a potentiostat and its 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
Battery science: Interactive glossary of terms
What does this battery term mean? A comprehensive, interactive glossary of terms used in battery science
Internal Resistance series. Part I: What is internal resistance in a battery?
What is internal resistance in a battery?
Internal Resistance series. Part II: How to determine the internal resistance of a battery
This second in a series of 3 articles will help you to understand internal resistance and how it can be measured.
Internal Resistance series. Part III: Which techniques should I use to investigate the internal resistance of a battery?
Which techniques are applicable for the investigation of internal resistance in batteries
How do I choose between step mode and sweep mode?
Choosing step mode or sweep mode affects experiment quality and duration from Scanning Electrochemical Microscopy to Atomic Force Microscopy
Future proof your potentiostat with Premium range, self-install internal boosters.
How users can easily upgrade their Premium range potentiostat by installing boosters, thereby increasing the scope of the instrument.
FlexP + Water Cooling = More power (up to 800 A)!
How the FlexP boosters' unique design and proprietary technology faciliates measurements for EVs and high-power applications
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
Ensuring the quality of Electrochemical Impedance Spectroscopy measurements on high-power systems
The quality of EIS measurements on high-power systems is presented in this article.
Distribution of Relaxation Times (DRT): how to identify equivalent circuits efficiently
The Distribution of Relaxation Times (DRT) analysis (equivalent circuit identification tool) is introduced.
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.
SKP vs KPFM
Scanning Kelvin Probe and Kelvin Probe Force Microscopy are compared.
What is the definition of the impedance Z?
How to correctly define the $Z$ impedance
Which scanning probe electrochemistry technique?
The scanning probe electrochemistry techniques on the M470 are compared.
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.
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.
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