PhysORG Physics News

Cutting-edge experiments reveal 'hidden' details in transforming material with implications for faster microelectronics
Phase changes are central to the world around us. Probably the most familiar example is when ice melts into water or water boils into steam, but phase changes also underlie heating systems and even di …
An experimental test of the nonlocal energy alteration between two quantum memories
Quantum technologies operate by leveraging various quantum mechanical effects, including entanglement. Entanglement occurs when two or more particles share correlated states even if they are distant.
Compact solid-state laser system generates 193-nm vortex beam for the first time
Deep ultraviolet (DUV) lasers, known for their high photon energy and short wavelengths, are essential in various fields such as semiconductor lithography, high-resolution spectroscopy, precision mate …
Researchers capture first laser-driven, high-resolution CT scans of dense objects 
A research team led by Colorado State University has achieved a new milestone in 3D X-ray imaging technology. The scientists are the first to capture high-resolution CT scans of the interior of a larg …
Wireless terahertz cryogenic interconnect minimizes heat-to-information transfer in quantum processors
Quantum computers, devices that process information leveraging quantum mechanical effects, could outperform classical computers in some complex optimization and computational tasks. However, before th …
Scientists measure the spin-parity of charm baryons for the first time
In a new development at CERN, researchers at the LHCb collaboration have determined the spin-parity of singly heavy charm baryons for the first time, addressing a long-standing mystery in baryon resea …
Photon-shuttling interconnection device enables direct communication among multiple quantum processors
Quantum computers have the potential to solve complex problems that would be impossible for the most powerful classical supercomputer to crack.
Quantum sensing achieves unprecedented precision in light displacement detection
A study led by the University of Portsmouth has achieved unprecedented precision in detecting tiny shifts in light displacements at the nanoscale. This is relevant in the characterization of birefring …
New DESI results strengthen hints that dark energy may evolve
The fate of the universe hinges on the balance between matter and dark energy: the fundamental ingredient that drives its accelerating expansion. New results from the Dark Energy Spectroscopic Instrum …
Machine learning uncovers hidden heat transport mechanisms in organic semiconductors
Complex materials such as organic semiconductors or the microporous metal-organic frameworks known as MOFs are already being used for numerous applications such as OLED displays, solar cells, gas stor …
A simple way to control superconductivity: Twisting atomically thin layers fine-tunes properties
Scientists from the RIKEN Center for Emergent Matter Science (CEMS) and collaborators have discovered a new way to control superconductivity—an essential phenomenon for developing more energy-efficien …
Optical tweezers reveal cell dynamics in milliseconds
Researchers will soon be able to study biological changes at scales and speeds not previously possible to significantly expand knowledge in areas such as disease progression and drug delivery.
Muonic atoms unlock new possibilities in nuclear physics
University of Queensland researchers have made a breakthrough in muonic atom research, clearing the way for new nuclear physics experiments.
A possible way to generate electricity using Earth's rotational energy
A trio of physicists from Princeton University, CIT's Jet Propulsion Laboratory and Spectral Sensor Solutions, all in the U.S., is proposing the possibility of generating electricity using energy …
Mediterranean neutrino observatory sets new limits on quantum gravity
Quantum gravity is the missing link between general relativity and quantum mechanics, the yet-to-be-discovered key to a unified theory capable of explaining both the infinitely large and the infinitel …
World's first quantum microsatellite demonstrates secure communication with multiple ground stations
A research team has developed the world's first quantum microsatellite and demonstrated real-time quantum key distribution (QKD) between the satellite and multiple compact, mobile ground stations …
AI helps design Fe-based amorphous alloys for efficient high-power electronics
Researchers from the Ningbo Institute of Materials Technology and Engineering of the Chinese Academy of Sciences have leveraged artificial intelligence (AI) to design a novel series of Fe-based amorph …
Good vibrations: Scientists discover a method for exciting phonon-polaritons
Imagine a world where your phone stays cool no matter how long you use it, and it's also equipped with tiny sensors that can identify dangerous chemicals or pollutants with unparalleled sensitivi …
Quantum heat dynamics toggled by magnetic fields in semimetal ZrTe₅
Scientists know well how conventional materials conduct heat. However, things are not as straightforward under extreme conditions such as temperatures close to absolute zero combined with strong magne …
Light reveals unique quantum spin liquid state, promising error-free computing
A team of researchers affiliated with UNIST has succeeded in identifying traces of the Kitaev quantum spin liquid (QSL) using light. The Kitaev QSL represents a special quantum state that could pave t …
Thermomajorization theory provides new framework for quantifying mysterious Mpemba effect
The Mpemba effect is an intriguing physical phenomenon that causes some systems to cool faster when they are hot than when they are warm or colder. This effect was observed in various systems, includi …
Researchers advance substrate engineering pathways to improve power electronics
As the growth in global electricity need and supply continues to accelerate, efficient power electronics will be key to improving grid efficiency, stability, integration, and resilience for all energy …
Additional phase factor provides new insights into the behavior of random light
Led by researchers at the University of Eastern Finland, a recent study demonstrates that random light acquires an additional phase factor, known as the geometric phase, when its oscillation direction …
First helically dichroic hollow-core fiber demonstrated: New waveguide promises optical advances
Optical fibers provide an excellent platform for transmitting light over long distances, manipulating it and enhancing light-matter interaction. Now, the "Ultrafast & Twisted Photonics" …
What's behind the 'pop and slosh' when opening a swing-top bottle of beer?
In a fun experiment, Max Koch, a researcher at the University of Göttingen in Germany—who also happens to be passionate about homebrewing—decided to use a high-speed camera to capture what occurs whil …
Nanomaterials used to measure first nuclear reaction on radioactive nuclei produced in neutron star collisions
Physicists have measured a nuclear reaction that can occur in neutron star collisions, providing direct experimental data for a process that had previously only been theorized. The study, led by the U …
Key decay mechanism behind superior biological effects of heavy-ion cancer therapy uncovered
Heavy-ion therapy, one of the most advanced radiotherapy techniques, has proven to be more effective than conventional X-rays and proton radiation in cancer treatment. However, the mechanisms behind t …
Scientists unlock new dimension in light manipulation, ushering in a new era in photonic technology
Researchers at Heriot-Watt University have made a discovery that could pave the way for a transformative era in photonic technology. For decades, scientists have theorized the possibility of manipulat …
A new computational method for super-large-scale atomic structures
New theoretical physics research introduces a simulation method of machine-learning-based effective Hamiltonian for super-large-scale atomic structures. This effective Hamiltonian method could simulat …
Dialing in the temperature needed for precise nuclear timekeeping
For decades, atomic clocks have been the pinnacle of precision timekeeping, enabling GPS navigation, cutting-edge physics research, and tests of fundamental theories. But researchers at JILA, led by J …