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Using Nuclear Shapes to Study How Particles Flow in Collisions Between Light Ions Collisions of oxygen and neon nuclei show how nuclear shapes can influence collective particle flow in small systems.
X-rays Reveal Why High-Speed Welding Goes Wrong Scientists used powerful X-rays and computer models to uncover what causes surface defects in laser welds—and how to stop them.
One Day's Work in an Hour: A Versatile, Fast-scanning, X-ray Microscope Innovative, high-resolution X-ray microscopy system generates 3D images 20 times faster than the previous system.
Physicists Propose a New Kind of Laser That Would Fire Neutrinos A potential tool could use Bose Einstein condensates to produce intense beams of neutrinos.

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The diagram shows the evolution of a copper surface from metal through OH adsorption to Cu2O and Cu(OH). Modulating the voltage enables the X-ray to reveal the surface chemistry as the reaction occurs.

Accessing Dynamic Electrochemical Interfaces

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KATRIN scientists test the system of magnets that control the fields inside the spectrometer.

KATRIN Narrows Down the Range of Neutrinos’ Mass

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Two nitric oxide molecules are irradiated with an attosecond X-ray pulse and release an electron. This is an example of the photoelectric effect.

Interactions Between X-Rays and Matter Provide Insights into How Electrons Behave in Molecules

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A 3D view of the energy densities of electron neutrinos, electron anti-neutrinos, heavy-lepton neutrinos and heavy-lepton anti-neutrinos about five milliseconds after neutron stars collide.

When Neutron Stars Collide, Neutrinos Change Flavors

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Latest Highlights

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Germanium semiconductor (grey) with dilute silicon (Si) and tin (Sn) atoms (red and blue). Si and Sn do not spread out randomly. They often group together in Si-Ge-Sn sets, showing a short-range order that was previously predicted but not confirmed.

Uncovering Hidden Atomic Patterns in Semiconductors

Advanced microscopy reveals motifs of trace atoms in semiconductors, paving the way for new microelectronics designed atom by atom.

(Left) Projections of the reconstructed 6D beam distributions. The maps denote beam density in 15 position-momentum combinations and curves in 6 positions (x, y, z) or momenta (px, py, pz). (Right) 3D density map of beam particles in z−y−py space.

Combining Physics and Machine Learning to Analyze Particle Beams in Accelerators

A new technique combining physics and machine learning enables scientists to quickly reconstruct details of particle beams without the need for large datasets.

Pyrocumulonimbus clouds are intense, fire-induced thunderstorms that inject significant amounts of aerosols and gases into the atmosphere.

Modeling Storm Clouds Caused by Extreme Wildfires

A new study integrates fire processes into an Earth system model to help scientists simulate and better understand the impacts of pyrocumulonimbus clouds.

This is a representation of the spin-wave current detected by X-rays. A temperature gradient (blue and red) generates a spin wave current (orange arrows and wave traces) in the yttrium iron garnet sample. X-ray beams hit the sample and scatter back.

Tracing Invisible Spin Currents

Scientists directly observed spin wave currents using advanced Resonant X-ray Scattering.

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Left: X-ray tomography (XRT) image of a miniature sandstone sample. Right: A diffraction microscopy reconstruction of each grain’s compressive stress magnitude and orientation (portrayed as lines with length proportional to magnitude) during deformation.

Revealing Rock Stresses and Fractures in 3D

The QUANT-NET research team has designed a two-level control framework for quantum networks. This two-level control framework and scheduler are being deployed and evaluated in the QUANT-NET testbed.

Building a Flexible Control Framework for Quantum Networks

The final version of the redesigned drug binds tightly to the main COVID-19 protease, an enzyme the virus needs to multiply. The drug’s structure is effective even against mutated forms that resist other treatments.

Redesigned Hepatitis C Drug Becomes a Powerful New Treatment for COVID-19

The Uncertainty Toolbox provides a suite of evaluation, visualization, and recalibration functionalities for uncertainty quantification.

Uncertainty Toolbox: A Software Toolbox for Quantifying Uncertainty and More

Images showing mice injected with radioactive antimony. Left panel with TREN-CAM shows how the radioactive antimony will be active longer in the treatment areas. The right panel shows that the antimony without TREN-CAM doesn’t stay in the desired areas.

Progress Towards Unlocking Antimony’s Cancer Treatment Potential

Scientists used a new method to create 3D metallic and semiconductor nanostructures. The scale bar represents one micrometer. The graphics show how the researchers combined multiple techniques to layer materials on top of a 3D DNA framework "scaffolding."

Building 3D Nanoscale Structures Through DNA-Assembly and Templating

ORNL’s Frontier supercomputer earned the top ranking on the TOP500 list in June 2022, marking it as the world’s fastest computer at the time with 1.1 exaflops of performance.

Improving Computing Memory Performance for Scientific Discovery

Image of a Wigner crystal captured by a high resolution ultra-low temperature scanning tunneling microscope. The periodic sites (blue) form a triangular structure with each consisting of exactly one electron separated by 40 billionths of a meter.

Visualizing an Elusive Quantum Crystal

Left: Scanning tunnel microscopy image of an atomic layer of bismuth/bismuthene (green) on a tin-selenium substrate (black). The inset shows Weyl fermions’ electronic signature. Right: It shows that bismuthene has robust electrical currents at its edges.

Unusual Massless Particle Discovered in a 2D Material

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