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Physics news
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
9 hours ago
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38
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
10 hours ago
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109
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
11 hours ago
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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
13 hours ago
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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
15 hours ago
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70
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
15 hours ago
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123
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
14 hours ago
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4
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
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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
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70
Understanding quantum states: New research shows importance of precise topography in solid neon qubits
Quantum computers have the potential to be revolutionary tools for their ability to perform calculations that would take classical computers many years to resolve.
Quantum Physics
Jun 26, 2024
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116
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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61
New calculation approach allows more accurate predictions of how atoms ionize when impacted by high-energy electrons
During electron-impact ionization (EII), high-energy electrons collide with atoms, knocking away one or more of their outer electrons. To calculate the probability that ionization will occur during these impacts, researchers ...
General Physics
Jun 26, 2024
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Researchers capture detailed picture of electron acceleration in one shot
Adjusting experimental methods achieved the first "single-shot" diagnosis of electron acceleration through a laser wakefield accelerator along a curved trajectory, according to a recent study led by University of Michigan ...
General Physics
Jun 26, 2024
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6
Engineers produce the world's first practical Titanium-sapphire laser on a chip
As lasers go, those made of Titanium-sapphire (Ti:sapphire) are considered to have "unmatched" performance. They are indispensable in many fields, including cutting-edge quantum optics, spectroscopy, and neuroscience. But ...
Optics & Photonics
Jun 26, 2024
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6
Understanding the interior of atomic nuclei
There is a lot going on inside atomic nuclei. Protons and neutrons are whizzing around and interacting with each other. The movement of the nuclear particles and their intrinsic angular momentum induce magnetic moments. Together, ...
General Physics
Jun 26, 2024
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44
World record 402 Tb/s transmission in a standard commercially available optical fiber
An international joint research team led by the Photonic Network Laboratory of Japan's National Institute of Information and Communications Technology (NICT) has demonstrated a record-breaking aggregate optical transmission ...
Optics & Photonics
Jun 26, 2024
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18
Determining refractive index at relativistic speeds
If you studied advanced physics at high school, there's a good chance that you remember Snell's law, which states how a ray of light bends when it crosses a boundary between two media. According to this law, the ratio of ...
Optics & Photonics
Jun 26, 2024
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More news
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How 'sticky' is dense nuclear matter?
Model shows how plankton survive in a turbulent world
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
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Scientists clarify origins of lunar metallic iron
New class of Mars quakes reveals daily meteorite strikes
Researchers develop novel atom-thin material heat test
Researcher discovers 1 in 5 bacteria can break down plastic
Supercomputing in the age of AI to accelerate protein structure prediction
Engineered biocatalyst for making 'drop-in' biofuels
Do protons decay? The answer might be on the moon
Researchers achieve practical 3D tracking at record-breaking speeds
NASA's Mars Odyssey orbiter captures huge volcano, nears 100,000 orbits
Researchers find flexible solution for separating gases
