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Physics news

A promising technique to steer laser-produced THz radiation in air
Terahertz radiation (THz), electromagnetic radiation with frequencies ranging from 0.1 and 10 THz, is central to the functioning of various technologies, including imaging, sensing and spectroscopy tools. While THz radiation ...

Quantum computers successfully model particle scattering
Scattering takes place across the universe at large and miniscule scales. Billiard balls clank off each other in bars, the nuclei of atoms collide to power the stars and create heavy elements, and even sound waves deviate ...
Quantum Physics
8 hours ago
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52

Exploiting photon colors for a high-performance quantum internet
Data security on the internet is under threat: in the future, quantum computers could decode even encrypted files sent over the internet in no time. Researchers worldwide are, therefore, experimenting with quantum networks ...
Optics & Photonics
8 hours ago
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21

In a first, physicists set an upper limit in the search for hybrid mesons
Carnegie Mellon University's Professor Curtis Meyer and his research colleagues explore an uncharted world inside protons and neutrons. For the first time, researchers have provided measurements describing a maximum boundary ...
General Physics
10 hours ago
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Innovative target design leads to surprising discovery in laser-plasma acceleration
Scientists have developed a method for generating fast, bright proton beams using a high-repetition-rate laser-plasma accelerator. This work, published in Nature Communications, resolves several long-standing challenges and ...
Optics & Photonics
10 hours ago
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1

Physicists achieve fully optical readout of superconducting qubits
Qubits—the fundamental units of quantum information—drive entire tech sectors. Among them, superconducting qubits could be instrumental in building a large-scale quantum computer, but they rely on electrical signals and ...
Optics & Photonics
14 hours ago
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66

The dynamics of fluid flow on (and off) inclined fibers
The commonplace phenomenon of liquid drops falling from a surface is—perhaps surprisingly—not yet fully understood by scientists. Understanding the complex interactions between the forces involved here would be helpful ...
Soft Matter
5 hours ago
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0

Researchers provide mathematical solutions to study 2D light interaction in photonic crystal lasers
Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the light has achieved desirable optical gain, laser diodes release it as powerful laser beams.
Optics & Photonics
8 hours ago
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0

The ALPHA experiment moves towards the increasingly precise study of antihydrogen
Antimatter is a fascinating kind of matter made up of antiparticles, which have a mass equivalent to that of their normal matter counterparts, yet they exhibit an opposite charge and distinct quantum properties.

Physicists stabilize superconducting states at ambient pressure
Researchers at the University of Houston's Texas Center for Superconductivity have achieved another first in their quest toward ambient-pressure high-temperature superconductivity, bringing us one step closer to finding superconductors ...
Superconductivity
Feb 10, 2025
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87

Entangling two physically separate resonators enables a major advance in the science of quantum sound
Entanglement—linking distant particles or groups of particles so that one cannot be described without the other—is at the core of the quantum revolution changing the face of modern technology.
Quantum Physics
Feb 10, 2025
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82

Excitons in organic semiconductors: Unraveling their quantum entanglement and dynamics
Excitons, encountered in technologies like solar cells and TVs, are quasiparticles formed by an electron and a positively charged "hole," moving together in a semiconductor. Created when an electron is excited to a higher ...
Condensed Matter
Feb 10, 2025
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69

Qubits to qudits: Using quantum mechanics to transmit information more securely
In the realm of quantum information distribution, sending a signal from point A to point B is like a baseball pitcher relaying a secret pitch call to the catcher. The pitcher has to disguise the signal from the opposing team ...
Quantum Physics
Feb 10, 2025
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55

Theoretical analysis broadens the search for topological superconductivity
Exotic superconducting states could exist in a wider range of materials than previously thought, according to a theoretical study by two RIKEN researchers published in Physical Review B.
Superconductivity
Feb 10, 2025
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13

Call to action emphasizes physics researchers' role in combating climate change
"Climate change is real." That stark and undeniable statement spearheads a new call to action in a paper published in a special edition of the European Physical Journal Special Topics, focusing on energy saving in physics ...
General Physics
Feb 10, 2025
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1

Gate-controllable two-dimensional transition metal dichalcogenides for spintronic memory
The rapid advancement of technologies like artificial intelligence (AI) and the Internet of Things (IoT) has heightened the demand for high-speed, energy-efficient memory devices. Traditional memory technologies often struggle ...
Condensed Matter
Feb 10, 2025
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21

Simulating particle creation in an expanding universe using quantum computers
A new study published in Scientific Reports simulates particle creation in an expanding universe using IBM quantum computers, demonstrating the digital quantum simulation of quantum field theory for curved spacetime (QFTCS).

International collaboration sheds new light on the relationship between quantum theory and thermodynamics
Researchers from Nagoya University in Japan and the Slovak Academy of Sciences have unveiled new insights into the interplay between quantum theory and thermodynamics. The team demonstrated that while quantum theory does ...
General Physics
Feb 7, 2025
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216

Fiber image transmission technology for minimally invasive endoscope developed
Optical fibers are fundamental components in modern science and technology due to their inherent advantages, providing an efficient and secure medium for applications such as internet communication and big data transmission. ...
Optics & Photonics
Feb 7, 2025
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Scientists achieve optical control of phase and group velocities in everyday liquids
The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in vacuum. However, in so-called epsilon-near-zero (ENZ) materials, light exhibits an infinite phase velocity ...
Optics & Photonics
Feb 7, 2025
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More news

Study reveals how swimming speed alters foot vortex dynamics

Compact camera can identify objects at the speed of light

Researchers develop first-of-its-kind quantum gate
Other news

Crossing the blood–brain barrier with a payload via engineered bacteria

Synthetic compartments 'turbocharge' bacteria for faster protein production

'Structural poverty' maps could steer help to world's neediest

Collaboration uncovers how gravity influences qubits
