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Search results for transmission electron microscopy

Nanomaterials Apr 11, 2024

Nothing is everything: How hidden emptiness can define the usefulness of filtration materials

Voids, or empty spaces, exist within matter at all scales, from the astronomical to the microscopic. In a new study, researchers used high-powered microscopy and mathematical theory to unveil nanoscale voids in three dimensions. ...

Cell & Microbiology Apr 5, 2024

Scientists observe neuronal stimulus transmission by coloring nerve cells with novel antibody

Due to their simple body structure with a limited number of cell types, freshwater polyps (Hydra) can be used to study many fundamental processes of life. In recent years, Hydra has also experienced a renaissance as a model ...

Analytical Chemistry Mar 22, 2024

New AI model: A leap for autonomous materials science

Materials science enables cutting-edge technologies, from lightweight cars and powerful computers to high-capacity batteries and durable spacecraft. But to develop materials for these applications, they need to be exactingly ...

Analytical Chemistry Mar 19, 2024

Researchers uncover culprits behind pitting corrosion in 3D-printed stainless steel

Like a hidden enemy, pitting corrosion attacks metal surfaces, making it difficult to detect and control. This type of corrosion, primarily caused by prolonged contact with seawater in nature, is especially problematic for ...

Nanophysics Mar 15, 2024

New electron microscopy technique for thermal diffusion measurements

A NIMS research team has developed a technique that enables the nanoscale observation of heat propagation paths and behavior within material specimens. This was achieved using a scanning transmission electron microscope (STEM) ...

Nanophysics Mar 7, 2024

Newly developed nano-thermometers enable real-time temperature detection in transmission electron microscopy

A method for measuring the temperature of nanometer-sized samples within a transmission electron microscope (TEM) has been developed by Professor Oh-Hoon Kwon and his research team in the Department of Chemistry at UNIST.

Nanomaterials Mar 4, 2024

Nanoscale topcoat can turbocharge supported gold nanoparticle catalysts

Researchers from Tokyo Metropolitan University have developed a way to add single nanosheets of mixed metal oxide to gold nanoparticles supported on silica to enhance their catalytic activity.

Bio & Medicine Feb 29, 2024

Investigating cell killers: An advanced system for size-dependent cytotoxicity analysis of silica

Metal nanomaterials have become an indispensable part of industrial and medical fields due to their unique and versatile properties. Their size, which imparts them with the desired physiochemical properties, is also the reason ...

Nanophysics Feb 27, 2024

Nanocrystals set new hydrogen production activity record under visible and near-infrared irradiation

The sunlight received by Earth is a mixed bag of wavelengths ranging from ultraviolet to visible to infrared. Each wavelength carries inherent energy that, if effectively harnessed, holds great potential to facilitate solar ...

Optics & Photonics Feb 26, 2024

Reimagining electron microscopy: Bringing high-end resolution to lower-cost microscopes

Researchers at the University of Illinois at Urbana-Champaign have shown for the first time that expensive aberration-corrected microscopes are no longer required to achieve record-breaking microscopic resolution.

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