Search results for diamond

Optics & Photonics 9 hours ago

Researchers elucidate ultrafast laser-induced solid-to-overdense-plasma transitions

The interaction of solids with high-intensity ultra-short laser pulses has enabled major technological breakthroughs over the past half-century. On the one hand, laser ablation of solids offers micromachining and miniaturization ...

Astronomy 12 hours ago

Researchers chart Orion Nebula like never before

Star and planet formation is a messy affair. It starts with the gravitational collapse of a gigantic cloud of gas and dust, which simultaneously produces massive stars, whose intense radiation field creates a harsh environment, ...

Condensed Matter 12 hours ago

Research finds drastic changes in thermal conductivity of diamonds under stress

Diamond is the hardest material found in nature—diamond also has the highest thermal conductivity, allowing the most heat to flow through it rapidly.

Nanophysics May 13, 2024

Electron vortices in graphene detected for the first time

When an ordinary electrical conductor—such as a metal wire—is connected to a battery, the electrons in the conductor are accelerated by the electric field created by the battery. While moving, electrons frequently collide ...

Paleontology & Fossils May 9, 2024

Is it a bird or a dinosaur? Fossils from Teylers Museum in Netherlands secretly visit UK's synchrotron

The feathered limbs, sharp teeth and claws of the oldest known bird-like dinosaurs, the Archaeopteryx have fascinated naturalists and paleontologists including Charles Lyell and Charles Darwin who propelled the species to ...

Optics & Photonics May 9, 2024

Study demonstrates fast photoionization detection of single erbium ions in silicon

Efficient detection of single optical centers is crucial for applications in quantum computing, sensing, and single-photon generation. For example, nitrogen-vacancy (NV) centers in diamond have made breakthroughs in high-precision ...

Condensed Matter May 3, 2024

Physicists pioneer new quantum sensing platform

Quantum sensors detect the smallest of environmental changes—for example, an atom reacting to a magnetic field. As these sensors "read" the unique behaviors of subatomic particles, they also dramatically improve scientists' ...

Optics & Photonics May 1, 2024

High-intensity spatial-mode steerable frequency up-converter toward on-chip integration

A study published in Opto-Electronic Science discusses high-intensity spatial-mode steerable frequency up-converter toward on-chip integration.

Analytical Chemistry Apr 26, 2024

Imaging the microstructural landscape of amorphous carbons

Prof. Wu HengAn's team from the University of Science and Technology of China has presented six representative phases of amorphous carbons based on large-scale molecular dynamics (MD) simulations, achieving a comprehensive ...

Analytical Chemistry Apr 25, 2024

Synthesis of two new carbides provides perspective on how complex carbon structures could exist on other planets

Researchers at the University of Bayreuth have gained new insights in the field of high-pressure carbon chemistry: They synthesized two new carbides—compounds of carbon and another chemical element—with unique structures. ...

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