Electrochemistry - 21 News for the chemistry industry

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Electrochemistry - 21 News for the chemistry industry

Tip: You can further refine your news selection by organizations and countries.

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First observation of how water molecules move near a metal electrode

Movements of water molecules change depending on the applied voltage

20-Dec-2023 - A collaborative team of experimental and computational physical chemists from South Korea and the United States have made an important discovery in the field of electrochemistry, shedding light on the movement of water molecules near metal electrodes. This research holds profound implications for ...

electrochemistry electrochemical reactions electrodes
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Renewable energy through photo-electrochemistry

A new multi-modal setup determines the structural changes affecting PEC material under realistic operation conditions

09-Oct-2023 - Photo-electrochemistry (PEC) holds the potential to convert renewable energy such as solar light into useful green fuels. However, most known PEC materials suffer from instability issues which are difficult to track and cause a decrease in their performance under continuous operation. A research ...

electrochemistry Photoelectrochemistry photoelectrochemical water splitting
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How do Li-ion batteries change their properties during discharge?

The Vienna University of Technology has succeeded in developing new models that can be used to describe very precisely the behavior of lithium-ion batteries during the charging and discharging process

10-Aug-2023 - From cell phone batteries to electric cars - lithium-ion batteries have long been part of our everyday lives. Even the Nobel Prize in Chemistry was awarded in 2019 for the invention of such batteries. However, describing the processes in lithium-ion batteries with technical precision is ...

electrochemistry electrode materials impedance spectroscopy
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Surface analysis of catalyst particles in aqueous solutions

The results are relevant for the development of efficient photoelectrodes for the production of green hydrogen

25-Jul-2023 - Green hydrogen can be produced directly in a photoelectrochemical cell, splitting water with solar energy. However, this requires the development of super-efficient photoelectrodes that need to combine many talents at the same time: They must be excellent at converting sunlight into electricity, ...

electrochemistry Photoelectrochemistry anatase
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Shedding light on mechanisms of electrochemical energy storage

UV-visible spectroscopy gives researchers a tool to study battery materials - a breakthrough that could speed the design of higher performing energy storage devices

20-Apr-2023 - Understanding why certain materials work better than others when it comes to energy storage is a crucial step for developing the batteries that will power electronic devices, electric vehicles and renewable energy grids. Researchers at Drexel University have developed a new technique that can ...

electrochemistry batteries battery materials
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Damage-free way to gauge the health of next-gen batteries for electric vehicles

Electrochemical impedance spectroscopy shows how solid-state lithium metal batteries degrade

20-Sep-2022 - Researchers from Tokyo Metropolitan University have demonstrated that electrochemical impedance spectroscopy (EIS) can be a powerful non-destructive tool to study the degradation mechanisms of all-solid-state lithium metal batteries. They studied ceramic-based all-solid-state Li metal batteries ...

electrochemistry electrochemical impedance spectroscopy batteries
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Scientists capture electron transfer image in electrocatalysis process

In-situ electrochemical imaging method with nanoscale spatial resolution combined atomic force microscopy and scanning electrochemical imaging

03-Dec-2021 - The involvement between electron transfer (ET) and catalytic reaction at electrocatalyst surface makes electrochemical process challenging to understand and control. How to experimentally determine ET process occurring at nanoscale is important to understand the overall electrochemical reaction ...

electrochemistry atomic force microscopy catalysis
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Quickly identify high-performance multi-element catalysts

Complex solid solution electrocatalyst discovery by computational prediction and high‐throughput experimentation

18-Feb-2021 - Finding the best material composition among thousands of possibilities is like looking for a needle in a haystack. An international team is combining computer simulations and high-throughput experiments to do this. Catalysts consisting of at least five chemical elements could be the key to ...

electrochemistry catalysts computer simulations
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Catalytic activity of individual cobalt oxide nanoparticles determined

Using a robotic arm

16-Dec-2020 - Analyzing nanoparticles individually is a challenge precisely because they are so small. A new technique using electron microscopy and a robotic arm could make the process much easier. Precious metal-free nanoparticles could serve as powerful catalysts in the future, for example for hydrogen ...

electrochemistry electrochemical analysis catalysts
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New study reveals first fundamental insights into ion transport mechanisms

Results may contribute to the future development of more efficient battery types

08-Oct-2020 - Ionic conductors transport electric current. One simple application of this process is the common battery which uses a salt bridge to connect two electrolyte solutions. Conductors are also used in other forms of electrochemical energy storage for example when ions pass from one electrode to ...

electrochemistry batteries energy storage
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