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Search results for transmission electron microscopy

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.

Nanophysics Feb 7, 2024

Environmentally-friendly InSb/InP colloidal quantum dots for fast and sensitive short-wave infrared photodetectors

Applications such as LIDAR, 3D imaging for mobile devices, automotive and augmented/virtual reality or night vision for surveillance, rely on the development of short-wave infrared (SWIR) photodetectors. These devices are ...

Analytical Chemistry Feb 6, 2024

Researchers reveal elusive bottleneck holding back global effort to convert carbon dioxide waste into usable products

Think of it as recycling on the nanoscale: a tantalizing electrochemical process that can harvest carbon before it becomes air pollution and restructure it into the components of everyday products.

Superconductivity Feb 5, 2024

Research offer direct view of tantalum oxidation that impedes qubit coherence

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and DOE's Pacific Northwest National Laboratory (PNNL) have used a combination of scanning transmission electron microscopy (STEM) and computational ...

Nanophysics Feb 5, 2024

Magnesium protects tantalum, a promising material for making qubits

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have discovered that adding a layer of magnesium improves the properties of tantalum, a superconducting material that shows great promise ...

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