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Search results for transmission electron microscopy

Analytical Chemistry Nov 24, 2023

New approach developed for electrocatalytic Hâ‚‚Oâ‚‚ production and biomass upgrading

Scientists from the Hefei Institutes of Âé¶¹ÒùÔºical Science of the Chinese Academy of Sciences have synthesized an oxygen-coordinated Fe single atom and atom cluster catalyst that exhibits superior electrocatalytic performance ...

Bio & Medicine Nov 24, 2023

Examining the biodistribution and function of polymer-DNA origami nanostructures

The capacity to regulate the biodistribution of therapeutics is a highly desired feature that can limit the side effects of many drugs. In a new study in Scientific Reports, Noah Joseph, and a team of biotechnology and nanoscience ...

Condensed Matter Nov 22, 2023

First experimental evidence of hopfions in crystals: Research opens up new dimension for future technology

Hopfions, magnetic spin structures predicted decades ago, have become a hot and challenging research topic in recent years. In a study published in Nature, the first experimental evidence is presented by a Swedish-German-Chinese ...

Analytical Chemistry Nov 22, 2023

New carbon material sets energy-storage record, likely to advance supercapacitors

Guided by machine learning, chemists at the Department of Energy's Oak Ridge National Laboratory designed a record-setting carbonaceous supercapacitor material that stores four times more energy than the best commercial material. ...

Earth Sciences Nov 21, 2023

Libyan desert's yellow glass: How we discovered the origin of these rare and mysterious shards

The Great Sand Sea Desert stretches over an area of 72,000km² linking Egypt and Libya. If you find yourself in a particular part of the desert in south-east Libya and south-western parts of Egypt, you'll spot pieces of yellow ...

Space Exploration Nov 21, 2023

Hydrogen detected in lunar samples, points to resource availability for space exploration

U.S. Naval Research Laboratory (NRL) researchers have discovered solar-wind hydrogen in lunar samples, which indicates that water on the surface of the moon may provide a vital resource for future lunar bases and longer-range ...

Analytical Chemistry Nov 17, 2023

Deep learning model can detect a previously unknown quasicrystalline phase

Crystalline materials are made up of atoms, ions, or molecules arranged in an ordered, three-dimensional structure. They are widely used for the development of semiconductors, pharmaceuticals, photovoltaics, and catalysts.

Bio & Medicine Nov 15, 2023

Rapid purification and characterization of circulating small extracellular vesicles on a label-free lab-on-a-chip

All cells secrete nanoscale extracellular vesicles naturally as lipid-bilayer delimited particles. Therefore they are valid biomarkers to identify a variety of diseases.

Condensed Matter Nov 2, 2023

Solving a long-standing problem in transmission electron microscopy

For researchers wanting to understand the inner workings of magnetic materials, transmission electron microscopy is an indispensable tool. Because the wavelength of an electron is much shorter than the wavelength of visible ...

Nanomaterials Oct 24, 2023

Researchers investigate microstructure evolution of oxide films of Fe-Cr–based alloys

Ferritic/martensitic steels and austenitic steels are the primary candidate materials for advanced nuclear energy systems. The corrosion resistance of the materials is one of the factors that ensures the safe service of key ...

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