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Search results for transmission electron microscopy

Nanomaterials Oct 22, 2021

Chemists discover mechanism in controlled growth of tetrahedron-shaped nanoparticles

Nature clearly likes symmetry. Look at your own hands, for example. But sometimes nature produces asymmetric things, and the reasons aren't always clear.

Nanophysics Oct 19, 2021

Efficient light-emitting diodes based on oriented perovskite nanoparticles

Planar perovskite light-emitting diodes (LEDs) are high-performance and cost-effective electroluminescence devices that are ideal for large-area display and lighting applications. By exploring the emission layers with high ...

Optics & Photonics Sep 30, 2021

Study unveils the quantum nature of the interaction between photons and free electrons

For several decades, physicists have known that light can be described simultaneously as a wave and a particle. This fascinating 'duality' of light is due to the classical and quantum nature of electromagnetic excitations, ...

Condensed Matter Sep 29, 2021

Correlated electrons 'tango' in a perovskite oxide at the extreme quantum limit

A team led by the Department of Energy's Oak Ridge National Laboratory has found a rare quantum material in which electrons move in coordinated ways, essentially "dancing." Straining the material creates an electronic band ...

Optics & Photonics Sep 9, 2021

Microscopy plus AI equals rapid COVID-19 detection: study

Beckman researchers paired microscopy with artificial intelligence to develop a COVID-19 test that's fast, accurate, and cost-effective. All we need to do is say "ahh."

Condensed Matter Sep 2, 2021

Materials for superconducting qubits

The connection between microscopic material properties and qubit coherence are not well understood despite practical evidence that material imperfections present an obstacle to applications of superconducting qubits. In a ...

Nanophysics Sep 1, 2021

Extremely strong nano-twinned pure nickel with extremely fine twin thickness

In a new report on Science Advances, Fenghui Duan and a research team in China detailed continuous strengthening in nanotwinned pure Nickel materials. The material recorded an unprecedented strength of 4.0 GPa at extremely ...

Nanomaterials Aug 27, 2021

Atomic snapshots show fast ion migration in ultra-thin clays

Research led by The University of Manchester has found that ions diffuse 10,000 times faster inside atomically thin clays than in bulk clay crystals. Clays are used in a wide variety of membrane applications, so this result ...

Bio & Medicine Aug 26, 2021

Non-magnetic shell coating of magnetic nanoparticles as key factor for cytotoxicity

Russian scientists have found that coating magnetic nanoparticles with a non-magnetic silica shell coating significantly decreased the viability of cancer cells in a low frequency alternating magnetic field. The coating increases ...

Nanophysics Aug 12, 2021

Modeling uncovers an 'atomic waltz' for atom manipulation

Researchers at the University of Vienna's Faculty of Âé¶¹ÒùÔºics in collaboration with colleagues from the Oak Ridge National Laboratory in the U.S. have uncovered a non-destructive mechanism to manipulate donor impurities within ...

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