Photoelectron spectroscopy - 27 News

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Photoelectron spectroscopy - 27 News

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

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A breakthrough discovery paves the way for new electronics with chiral materials

Orbital angular momentum monopoles could revolutionize future information technology

01-Oct-2024 - Orbital angular momentum monopoles, which have been predicted to offer significant advantages for next generation of electronic devices, have now been observed for the first time in chiral materials by scientists at the Max Planck Institute of Microstructure Physics in Halle and their ...

photoelectron spectroscopy chiral materials chirality
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How solid-state batteries degrade

What happens during operation?

12-Jul-2024 - Solid-state batteries have several advantages: they can store more energy and are safer than batteries with liquid electrolytes. However, they do not last as long and their capacity decreases with each charge cycle. But it doesn't have to stay that way: Researchers are already on the trail of the ...

photoelectron spectroscopy batteries battery materials
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New door opened to understanding the catalysis of ammonia production

Research team investigates the reaction mechanism for catalytic ammonia production at PETRA III

26-Jan-2024 - A research team from Stockholm University, in collaboration with DESY and the Montanuniversität Leoben in Austria, has succeeded for the first time in investigating the surface of iron and ruthenium catalysts in the formation of ammonia from nitrogen and hydrogen; the results have been published ...

photoelectron spectroscopy ammonia ammonia synthesis
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Researchers produce polymers from ballbot-type carbenes for the first time

Researchers have produced long-chain mobile polymers on metallic surfaces, doing so by means of ballbot-type molecules which glide over the surface

31-Aug-2023 - N-heterocyclic carbenes (NHCs) are small, reactive ring molecules which bond well with metallic surfaces and which, over the past few years, have attracted a great deal of interest in the field of the stable chemical modification of metallic surfaces. One property – discovered at the University ...

photoelectron spectroscopy n-heterocyclic carbenes photoemission 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, ...

photoelectron spectroscopy anatase catalysts
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When electrons dress up in light

Light - the fifth element of materials science?

17-Apr-2023 - New material properties, at lightning speed and on demand – this vision moves a step closer thanks to recent findings from a pan-European physics research group. The team uses ultrashort and strong light fields to directly observe how exotic energetic states, known as Floquet bands, emerge in a ...

photoelectron spectroscopy electrons light
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Scientists solve mystery about catalysis for green production of methanol from carbon dioxide

Live view into methanol synthesis

10-May-2022 - An international research team led by researchers of Stockholm University has for the first time been able to study the surface of a copper-zinc catalyst when carbon dioxide is reduced to methanol. The results – obtained at DESY´s brilliant light source PETRAIII – are published in the scientific ...

photoelectron spectroscopy carbon dioxide catalysis
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Decoding electron dynamics

A new method for identifying quantum orbits enables photoelectron spectroscopy via tunneling ionization to provide attosecond temporal and subangstrom spatial resolution measurement of electron dynamics

05-Jul-2021 - Electron motion in atoms and molecules is of fundamental importance to many physical, biological, and chemical processes. Exploring electron dynamics within atoms and molecules is essential for understanding and manipulating these phenomena. Pump-probe spectroscopy is the conventional technique. ...

photoelectron spectroscopy electrons ionization
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Excitation of robust materials

Kiel physics team observed extremely fast electronic changes in real time in a special material class

10-Jul-2020 - In physics, they are currently the subject of intensive research; in electronics, they could enable completely new functions. So-called topological materials are characterised by special electronic properties, which are also very robust against external perturbations. This material group also ...

photoelectron spectroscopy electrons physics
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Experiment shows for the first time in detail how electrolytes become metallic

The transition to the state is shown by a change of colour from blue to gold

08-Jun-2020 - An international team has developed a sophisticated experimental technique at BESSY II to observe the formation of a metallic conduction band in electrolytes. To accomplish this, the team first prepared cryogenic solutions of liquid ammonia containing different concentrations of alkali metals. ...

photoelectron spectroscopy ammonia electrolytes
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Topic World Spectroscopy

Investigation with spectroscopy gives us unique insights into the composition and structure of materials. From UV-Vis spectroscopy to infrared and Raman spectroscopy to fluorescence and atomic absorption spectroscopy, spectroscopy offers us a wide range of analytical techniques to precisely characterize substances. Immerse yourself in the fascinating world of spectroscopy!

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Topic World Spectroscopy

Topic World Spectroscopy

Investigation with spectroscopy gives us unique insights into the composition and structure of materials. From UV-Vis spectroscopy to infrared and Raman spectroscopy to fluorescence and atomic absorption spectroscopy, spectroscopy offers us a wide range of analytical techniques to precisely characterize substances. Immerse yourself in the fascinating world of spectroscopy!

70+ products
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60+ brochures
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