Multichannel & Single-channel potentiostats – what’s the difference? (Electrochemistry Basics Series)
An overview of the differences between single channel and multichannel potentiostat galvanostats
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LEIS or ac-SECM?
Local Electrochemical Impedance Spectroscopy (LEIS) and Alternating Current-Scanning Electrochemical Microscopy (ac-SECM) are compared.
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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.
Scanning probe electrochemistry for biological research
A short article with accompanying multimedia presentation outlining the benefits of Scanning probe electrochemistry for biological studies
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
CVSim as a learning tool. I. Diffusion coefficient
What is CVSim and how it can be used to determine the diffusion constant of a reactive species involved in a reversible redox reaction.
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.
ic-SECM101: An Introduction to Intermittent Contact-Scanning Electrochemical Microscopy
An overview of Intermittent Contact-Scanning Electrochemical Microscopy
The RRDE as a pH probe in situ
The Rotating Ring Disk Electrode (RRDE) Ring can be used as a potentiometric or amperometric in situ pH probe. This is extremely useful to study electrochemical reactions that involves OH- or H+ ions.
Effect of the staircase on current sampling.
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.
The electrical conductivity of solid electrolytes
The efficiency and performance of energy storage devices depend on the electrical properties of the materials used for the anode, cathode and for the electrolyte.
Sub-10 ms stopped-flow in the mid-IR
Obtain very fast reaction speeds by combining stopped flow with dual comb spectrometers.
Carbon nanotubes & water purification. Exciting new opportunities
Access to clean water is a major global problem and a key health concern worldwide. This article concerns research using carbon nanotubes as part of the desalination process.
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.
Ohmic drop correction: a means of improving measurement accuracy
The effect of the ohmic drop on electrochemical measurements and methods for its correction.
Nyquist plots: Why use the orthonormal scale?
This article illustrates why the orthonormal scale should be used for Nyquist impedance plots.
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