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Physics news
The first exponential quantum advantage for a natural streaming problem
As the hare learned from the tortoise, speed isn't everything. Theoretical computer scientists at Sandia National Laboratories and Boston University have discovered that quantum computers are unrivaled at solving an advanced ...
Quantum Physics
15 hours ago
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89
World's most accurate and precise atomic clock pushes new frontiers in physics
In humankind's ever-ticking pursuit of perfection, scientists have developed an atomic clock that is more precise and accurate than any clock previously created. The new clock was built by researchers at JILA, a joint institution ...
General Physics
18 hours ago
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141
CERN's ATLAS experiment releases 65 TB of open data for research
The ATLAS Experiment at CERN has made two years' worth of scientific data available to the public for research purposes. The data include recordings of proton–proton collisions from the Large Hadron Collider (LHC) at a ...
General Physics
18 hours ago
0
68
Scientists observe record-setting electron mobility in a new crystal film
A material with a high electron mobility is like a highway without traffic. Any electrons that flow into the material experience a commuter's dream, breezing through without any obstacles or congestion to slow or scatter ...
Condensed Matter
18 hours ago
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24
A new method to control quantum bound states in superconducting device
Researchers have successfully controlled the quantum mechanical properties of Andreev bound states in bilayer graphene-based Josephson junctions using gate voltage. Their research is published in Physical Review Letters. ...
Superconductivity
18 hours ago
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33
Multinational fusion energy project marks completion of its most complex magnet system
After two decades of design, production, fabrication and assembly on three continents, the historic, multinational ITER fusion energy project today celebrates the completion and delivery of its massive toroidal field coils ...
Plasma Physics
14 hours ago
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80
When ultrashort electron bunch accelerates and drastically stops, it can generate terahertz radiation
The propagation of charged particles in a medium at a speed exceeding the phase speed of light in the medium (this speed also called superluminal) leads to the generation of radiation. The diagram of generated radiation during ...
Optics & Photonics
15 hours ago
0
29
New NOvA results add to mystery of neutrinos
The international NOvA collaboration presented new results at the Neutrino 2024 conference in Milan, Italy, on June 17. The collaboration doubled their neutrino data since their previous release four years ago, including ...
General Physics
Jun 28, 2024
7
104
LHCb investigates the rare Σ+→pμ+μ- decay
The LHCb collaboration reported the observation of the hyperon Σ+→pμ+μ- rare decay at the XV International Conference on Beauty, Charm, Hyperons in Hadronic Interactions (BEACH 2024) in Charleston, South Carolina, U.S. ...
General Physics
Jun 28, 2024
0
145
Updating the textbook on polarization in gallium nitride to optimize wide bandgap semiconductors
An updated model reconciles the gap between recent experiments and theory concerning polarization in wurtzite semiconductors—paving the way for the development of smaller, faster and more efficient electronic devices, according ...
Optics & Photonics
Jun 28, 2024
0
191
New method for generating monochromatic light in storage rings
When ultrafast electrons are deflected, they emit light—synchrotron radiation. This is used in so-called storage rings in which magnets force the particles onto a closed path. This light is longitudinally incoherent and ...
Optics & Photonics
Jun 28, 2024
0
285
New computational microscopy technique provides more direct route to crisp images
For hundreds of years, the clarity and magnification of microscopes were ultimately limited by the physical properties of their optical lenses. Microscope makers pushed those boundaries by making increasingly complicated ...
Optics & Photonics
Jun 28, 2024
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70
Researchers develop technology to mass produce quantum dot lasers for optical communications
South Korean researchers have successfully developed technology to mass-produce quantum dot lasers, widely used in data centers and quantum communications. This breakthrough paves the way for reducing the production cost ...
Optics & Photonics
Jun 28, 2024
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12
Coherent beam combining-an alternative scheme for delivering high average power femtosecond laser at 2.0 μm
High-power ultrafast laser with an operation wavelength extending to the 2.0 μm range has been attracting increasing research interest, mostly driven by its applications in various fields such as remote sensing, material ...
Optics & Photonics
Jun 28, 2024
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44
Re-analyzing LHC Run 2 data with cutting-edge analysis techniques allowed physicists to address old discrepancy
Supersymmetry (SUSY) is an exciting and beautiful theory that answers some of the open questions in particle physics. It predicts that all known particles have a "superpartner" with somewhat different properties. For example, ...
General Physics
Jun 27, 2024
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41
Researchers find magnetic excitations can be held together by repulsive interactions
A group of physicists specialized in solid-state physics from the University of Cologne and international collaborators have examined crystals made from the material BaCO2V2O8 in the Cologne laboratory.
Quantum Physics
Jun 27, 2024
0
68
Visual explanations of machine learning models to estimate charge states in quantum dots
A group of researchers has successfully demonstrated automatic charge state recognition in quantum dot devices using machine learning techniques, representing a significant step toward automating the preparation and tuning ...
General Physics
Jun 27, 2024
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0
Magnesium-18's unique decay process: From theory to practice
Led by physicist Si-Min Wang, the research team at Key Laboratory of Nuclear Physics and Ion-beam Application (MOE), Institute of Modern Physics, and Shanghai Research Center for Theoretical Nuclear Physics, NSFC, Fudan University, ...
General Physics
Jun 27, 2024
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4
Experiment captures atoms in free fall to look for gravitational anomalies caused by dark energy
Dark energy—a mysterious force pushing the universe apart at an ever-increasing rate—was discovered 26 years ago, and ever since, scientists have been searching for a new and exotic particle causing the expansion.
General Physics
Jun 26, 2024
2
71
Time-compression in electron microscopy: Terahertz light controls and characterizes electrons in space and time
Scientists at the University of Konstanz in Germany have advanced ultrafast electron microscopy to unprecedented time resolution. Reporting in Science Advances, the research team presents a method for the all-optical control, ...
Optics & Photonics
Jun 26, 2024
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Novel spectroscopy technique sheds light on nitrogen oxides reduction
Moon 'swirls' could be magnetized by unseen magmas
New techniques reveal properties of solid-state chiral materials
Manipulating the frequency of terahertz signals through temporal boundaries
Researchers find unexpected excitations in a kagome layered material
Do protons decay? The answer might be on the moon
Targeted protein degradation: New adapter molecule expands potential of cell's waste disposal system
Locusts adapt sense of smell to detect food in swarms, study shows
A desert moss that has the potential to grow on Mars
