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Search results for transmission electron microscopy

Nanomaterials Nov 18, 2024

Cracking the code of performance degradation in solid oxide cells at the atomic level

Researchers have elucidated the mechanism of the initial degradation phenomenon that triggers the performance drop of high-temperature solid oxide electrolysis cell systems, using advanced transmission electron microscopy. ...

Nanophysics Nov 13, 2024

How are nanostructures created? Imaging techniques unveil secrets of electrodeposition

Metallic nanoparticles, consisting of a few to several thousand atoms or simple molecules, are attracting significant interest. Electrodes coated with layers of nanoparticles (nanolayers) are particularly useful in areas ...

Analytical Chemistry Oct 29, 2024

Team observes how iron atoms alter grain boundary structures in titanium

Using state-of-the-art microscopy and simulation techniques, an international research team has systematically observed how iron atoms alter the structure of grain boundaries in titanium. Their findings were published in ...

Cell & Microbiology Oct 28, 2024

Scientists uncover workings of 'batons' in biomolecular relay inside cells

Researchers from Tokyo Metropolitan University have uncovered new insights into how the proteins GRB2 and SOS1 in cells pass signals from membrane receptors to nuclei.

Nanophysics Oct 24, 2024

AI-enhanced technique illuminates materials reactions at nanoscale

Kory Burns, a professor at the University of Virginia School (UVA) of Engineering and Applied Science, is a materials science researcher who is using artificial intelligence to improve materials characterization. He and his ...

Condensed Matter Oct 23, 2024

AI model improves 4D STEM imaging for delicate materials

Researchers at Monash University have developed an artificial intelligence (AI) model that significantly improves the accuracy of four-dimensional scanning transmission electron microscopy (4D STEM) images.

Analytical Chemistry Oct 16, 2024

Mechanism of cobalt–manganese catalysts deciphered

Conventional catalysts for hydrogen production via water electrolysis usually contain precious metals and are expensive. However, cheaper alternatives have been developed, for example cobalt–manganese catalysts. They have ...

Evolution Oct 15, 2024

Examining the extent of coevolution between fungus-farming ants and the bacteria that live on their exoskeleton

A study investigates the evolution of beneficial bacteria that live inside and on the surface of farming ants. Attine ants farm fungi, in one of the natural world's best-studied mutualistic symbioses. In the 1990s, the picture ...

Condensed Matter Oct 9, 2024

Novel technique for observing atomic-level changes could unlock potential of quantum materials

A research team led by the Department of Energy's Oak Ridge National Laboratory has devised a unique method to observe changes in materials at the atomic level. The technique opens new avenues for understanding and developing ...

Analytical Chemistry Oct 9, 2024

Researchers discover atomic-level mechanism in polycrystalline materials

Researchers at the University of California, Irvine and other international institutions have for the first time achieved atomic-scale observations of grain rotation in polycrystalline materials. Widely used in electronic ...

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