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Plasma arc cutting: PNU and KIMM scientists together decode gas flow dynamics

Researchers develop novel methods to visualize and understand gas flow dynamics in plasma arc cutting, improving cut quality and efficiency. They found that curved cutting fronts result in oblique shockwave structures, which reduce flow velocity and can lead to safer and more efficient dismantling of nuclear facilities.

SourcePusan National University·JournalInternational Communications in Heat and Mass Transfer·TypeComputational simulation/modeling·DateFeb 20, 2025

University of Houston physicists hit major milestone in advancing superconductor applications

Researchers at the University of Houston have achieved a major milestone in finding superconductors that work in everyday conditions. By stabilizing high-pressure-induced superconducting states at ambient pressure, they have opened up new avenues for fundamental research and practical applications.

SourceUniversity of Houston·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 10, 2025

Entanglement inside proton ‘X-rayed’ with quantum information tools

A team of physicists has successfully described the inside of a proton using quantum information tools, revealing maximal entanglement and predicting particle production. The new formalism correctly reproduces all available experimental data, providing insights into the complex interactions within protons.

Magnetic whirl simulation in real time

A team of researchers from Mainz University successfully simulated skyrmion dynamics on real-time experimental scales using a novel collaborative approach. By combining theoretical and experimental methods, the researchers were able to accelerate the development of skyrmion-based applications for energy-saving computer architectures.

SourceJohannes Gutenberg Universitaet Mainz·JournalPhysical Review Letters·DateJan 30, 2025

Calculating error-free more easily with two codes

Researchers at the University of Innsbruck have developed a method to switch between two error correction codes in an error-tolerant manner, making it easier to implement all required gates for computing. This breakthrough enables the quantum computer to efficiently suppress errors and improve calculation accuracy.

SourceUniversity of Innsbruck·JournalNature Physics·TypeExperimental study·DateJan 24, 2025

Land ahoy! — Experiments at GSI/FAIR reveal the shoreline of the island of stability of superheavy elements

Researchers at GSI/FAIR discovered the shortest-lived superheavy nucleus, Rf-252, marking the position of the island's shoreline in nuclei of rutherfordium. The results confirm theoretical predictions and enable further exploration of phenomena associated with isomer states and inverted fission stability.

SourceGSI Helmholtzzentrum für Schwerionenforschung GmbH·JournalPhysical Review Letters·TypeExperimental study·DateJan 15, 2025

NTU Singapore-led discovery poised to help detect dark matter and pave the way to unravel the universe’s secrets

Researchers from NTU Singapore have developed a new crystal structure that shows naturally existing particles can behave like axions, promising to detect dark matter. The findings could lay the groundwork for understanding cosmic phenomena and uncovering the universe's greatest mysteries.

SourceNanyang Technological University·JournalScience·TypeExperimental study·DateJan 9, 2025

Novel quantum materials in the spotlight

German physicist Christian Schneider has been awarded a European Research Council Consolidator Grant to study the optical properties of two-dimensional materials. His team plans to develop experimental set-ups to investigate the unique properties of these materials, which could lead to new applications in quantum technologies.

FRIB research team identifies flaw in physics models of massive stars and supernovae

The FRIB research team has identified a flaw in physics models of massive stars and supernovae, revealing inconsistencies with observational gamma-ray astronomy data. This discovery was made possible by the development of a new experimental method that enabled the team to study short-lived isotopes, including iron-60.

The heaviest element ever chemically studied — Experiments at GSI/FAIR succeed in determining properties of moscovium and nihonium

Researchers have determined the chemical properties of moscovium and nihonium, which are more reactive than flerovium. The study uses a newly developed setup for chemical separation and detection to observe the very short-lived moscovium-288 and its daughter nihonium-284.

SourceGSI Helmholtzzentrum für Schwerionenforschung GmbH·JournalFrontiers in Chemistry·TypeExperimental study·DateNov 5, 2024

Quantum experiments and high-performance computing: new methods enable complex calculations to be completed extremely quickly

Scientists at Paderborn University used high-performance computing to analyse a quantum photonics experiment, performing calculations in just minutes. The findings have significant implications for characterising photonic quantum computer hardware and will shape the future of quantum research.

SourceUniversität Paderborn·JournalQuantum Science and Technology·DateOct 24, 2024

Temporarily apart

Researchers induced fast switching between electrically neutral and charged luminescent particles in an ultra-thin, two-dimensional material. The result opens up new perspectives for optical data processing and flexible detectors.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalNature Photonics·TypeExperimental study·DateSep 27, 2024

X-rays from atomic systems could reveal new clues about rival quantum theories

Physicists propose a refined way to test the validity of alternative quantum models, which offer a possible explanation for quantum-classical transition. The team found big differences with previous expectations for low-energy X-ray radiation, depending on atomic species and specific collapse model.

SourceFoundational Questions Institute, FQXi·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateSep 9, 2024

Atoms on the edge

Researchers at MIT have directly observed edge states in a cloud of ultracold atoms, capturing images of atoms flowing along a boundary without resistance. This discovery could enable super-efficient energy transmission and data transfer in materials.

SourceMassachusetts Institute of Technology·JournalNature Physics·DateSep 6, 2024

Cytophysics: how cell nuclei squeeze through

LMU researchers investigated how cell nuclei change shape to migrate through tight spaces, revealing reversible nuclear deformation and adaptation of pulling and pushing forces. The study suggests a biphasic dependence of migration speed on channel width, with maximal transition rates at widths comparable to the nuclear diameter.

SourceLudwig-Maximilians-Universität München·JournalScience Advances·TypeImaging analysis·DateSep 2, 2024

Physicists use light to probe deeper into the ‘invisible’ energy states of molecules

Researchers at the University of Bath have discovered a new optical phenomenon called hyper-Raman, which can penetrate deeper into living tissue and yield images with better contrast. This effect has significant potential applications in pharmaceutical science, security, forensics, environmental science, art conservation, and medicine.

SourceUniversity of Bath·JournalNature Photonics·TypeExperimental study·DateJul 31, 2024

A breakthrough on the edge: One step closer to topological quantum computing

A team of experimental physicists has achieved a breakthrough in topological quantum computing by inducing superconducting effects in edge-only materials. This discovery could lead to the development of stable and efficient quantum computers, with potential applications in fields like quantum computing and technological advancements.

SourceUniversity of Cologne·JournalNature Physics·TypeExperimental study·DateJul 10, 2024

Can a computer chip have zero energy loss in 1.58 dimensions?

Theoretical physicists at Utrecht University have discovered that fractals might hold the key to making electric currents flow without energy loss. By growing fractal structures on top of semiconductors, scientists have created materials with zero-dimensional corner modes and lossless one-dimensional edge states.

SourceUtrecht University, Faculty of Science·JournalNature Physics·TypeComputational simulation/modeling·DateJul 1, 2024

Fundamental spatial limits of all-optical magnetization switching

A team of researchers has determined a fundamental spatial limit for light-driven magnetization reversal in nanometer-scale materials. They found that the minimum size for all-optical switching is around 25 nm due to ultrafast lateral electron diffusion, which rapidly cools illuminated regions.