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Search results for transmission electron microscopy

Analytical Chemistry Sep 18, 2025

Copper alloy catalysts' surface changes mapped during COâ‚‚ conversion reactions

Seoul National University College of Engineering announced that a joint research team has become the first in the world to elucidate the reconstruction mechanism of copper alloy catalysts during electrochemical COâ‚‚ conversion ...

General Âé¶¹ÒùÔºics Sep 12, 2025

Microscopes can now watch materials go quantum with liquid helium

A new specimen holder gives scientists more control over ultra-cold temperatures, enabling the study of how materials acquire properties useful in quantum computers.

General Âé¶¹ÒùÔºics Sep 5, 2025

'Atoms, ja, atoms': Âé¶¹ÒùÔºics pioneer key to microscopy 'revolution in resolution'

Seventy years ago, in Osmond Laboratory on Penn State's University Park campus, Erwin W. Müller, Evan Pugh Research Professor of Âé¶¹ÒùÔºics, became the first person to "see" an atom. In doing so, Müller cemented his legacy, ...

Analytical Chemistry Sep 4, 2025

Making diamonds with electron radiation

There are various ways to create artificial diamonds, but a new method developed by researchers, including those at the University of Tokyo, yields some extra benefits.

Analytical Chemistry Sep 1, 2025

Watching catalytic nanoparticles at work: Metal and oxide join forces to turn methane into syngas

For many industrial applications one needs synthesis gas, also known as "syngas," a mixture of hydrogen (H2) and carbon monoxide (CO). In addition to the established production method via steam reforming, synthesis gas can ...

Nanophysics Aug 28, 2025

New mechanism of nanoparticle formation overcomes century-old classical model

Nanoparticles have diverse applications in modern science and industry, powering technologies like quantum-dot displays, nanocatalysts and drug delivery. Their unique physicochemical properties, which can be tuned by changing ...

Nanomaterials Aug 25, 2025

Toward improved desalination: Characterizing membranes in wet vs. dry states reveals dramatic differences

A joint study by researchers from the Technion Israel Institute of Technology and the University of Texas at Austin sheds new light on the structure of membranes used in water desalination. Published in ACS Nano, the study ...

Nanophysics Aug 13, 2025

Customized moiré patterns achieved using stacked metal-organic framework layers

When two mesh screens or fabrics are overlapped with a slight offset, moiré patterns emerge as a result of interference caused by the misalignment of the grids. While these patterns are commonly recognized as optical illusions ...

Cell & Microbiology Aug 12, 2025

Wood industry byproduct lignin found effective against viruses and bacteria

Research from the Nanoscience Center of the University of Jyväskylä, Finland, has revealed that lignin, a polyphenol important for plant structure, has antimicrobial activity against viruses and bacteria. The results highlight ...

Nanophysics Aug 7, 2025

Study finds tiny catalytic particles change shape to steer carbon dioxide reactions

Researchers from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have discovered that the size of catalytic nanoparticles determines how their shape and structure transform during chemical reactions. ...

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