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Physics news
Using a gamma ray burst to search for violations of Einstein's relativity postulates
Einstein's theory of relativity is based on two assumptions, or postulates. The first is that the laws of physics look the same to everyone traveling in a straight line with no acceleration.
Higher-order topological simulation unlocks new potential in quantum computers
Researchers from the National University of Singapore (NUS) have successfully simulated higher-order topological (HOT) lattices with unprecedented accuracy using digital quantum computers. These complex lattice structures ...
Quantum Physics
Aug 30, 2024
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Researchers present new diagnostic tool for laser-plasma accelerator using metal foil as 3D scanner
Laser-plasma accelerators take up less space than conventional facilities, which are sometimes kilometers long. Such compact particle sources can accelerate electron bunches efficiently, enabling X-ray lasers that fit in ...
Optics & Photonics
Aug 30, 2024
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Non-Hermitian skin effect in all dimensions tied to point-gap topology
A study, published in the journal Science Bulletin and led by Dr. Haiping Hu from the Institute of Physics, Chinese Academy of Sciences (IOP, CAS), explores the non-Hermitian skin effect (NHSE) and non-Bloch bands.
Condensed Matter
Aug 30, 2024
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Complete-basis-reprogrammable coding metasurface for generating dynamically-controlled holograms
An article in Opto-Electronic Advances, discusses complete-basis-reprogrammable coding metasurface for generating dynamically-controlled holograms under arbitrary polarization states.
Optics & Photonics
Aug 30, 2024
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Strong interlayer magnetic exchange coupling in La3Ni2O7-δ revealed by inelastic neutron scattering
Recently, an inelastic neutron scattering work on the bilayer nickelate La3Ni2O7-δ polycrystal finished by a team from Sun Yat-sen University was published in Science Bulletin. The team employed neutron spectroscopy to study ...
Condensed Matter
Aug 30, 2024
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New Sisyphus cooling technique could enhance precision of atomic clocks
Researchers in the Neutral Atom Optical Clocks Group at the National Institute of Standards and Technology (NIST), University of Colorado and Pennsylvania State University recently devised a new sub-recoil Sisyphus cooling ...
Researchers create entangled quantum magnets with protected quantum excitations
When different quantum states combine, new collective states of matter can emerge. In the quantum realm, combining components such as atoms that possess quantum effects can give rise to macroscopic quantum states of matter, ...
Condensed Matter
Aug 29, 2024
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Physics researchers identify new multiple Majorana zero modes in superconducting SnTe
A collaborative research team has identified the world's first multiple Majorana zero modes (MZMs) in a single vortex of the superconducting topological crystalline insulator SnTe and exploited crystal symmetry to control ...
Superconductivity
Aug 29, 2024
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70
Chiral molecule research achieves near-complete separation in quantum states
In a study titled "Near-complete chiral selection in rotational quantum states" published in Nature Communications, the Controlled Molecules Group from the Molecular Physics Department of the Fritz Haber Institute has made ...
Quantum Physics
Aug 29, 2024
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91
Novel encoding mechanism unveiled for particle physics
In the development of particle physics, researchers have introduced an innovative particle encoding mechanism that promises to improve how information in particle physics is digitally registered and analyzed. This new method, ...
General Physics
Aug 29, 2024
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Pioneering research suggests nature of dark matter is more elusive than ever
New results from the world's most sensitive dark matter detector narrow down its characteristics, edging closer to unraveling one of the biggest mysteries of the universe.
General Physics
Aug 28, 2024
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Researchers model physics of the pumping technique used to achieve air on a skateboard half-pipe
A team of engineers and mathematicians from ETH Zürich, working with colleagues from The Institute of Statistical Mathematics, and ATR Institute International, both in Japan, has successfully modeled the physics involved ...
Tiny new lasers fill a long-standing gap in the rainbow of visible-light colors, opening new applications
It's not easy making green. For years, scientists have fabricated small, high-quality lasers that generate red and blue light. However, the method they typically employ—injecting electric current into semiconductors—hasn't ...
Optics & Photonics
Aug 28, 2024
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Quantum optical phenomenon in the brain challenges conventional view of amyloid in Alzheimer's
A unique quantum effect in biology could be the key to understanding a common marker of Alzheimer's, raising questions about current assumptions of the disease and informing the search for a cure.
Optics & Photonics
Aug 28, 2024
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77
Unveiling a novel sample configuration for ultrahigh pressure equation of state calibrations
In a paper published recently in the Journal of Applied Physics, an international team of scientists from Lawrence Livermore National Laboratory (LLNL), Argonne National Laboratory and Deutsches Elektronen-Synchrotron have ...
General Physics
Aug 28, 2024
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88
Ultracompact fiber-tip sensor achieves high sensitivity in magnetic field and temperature measurements
Magnetic field sensing plays a pivotal role in numerous fields of medical, transportation and aerospace. The optical fiber-based magnetic field sensor possesses outstanding characteristics of compactness, long-distance interrogation, ...
Optics & Photonics
Aug 28, 2024
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Computational imaging empowers laser material processing with snapshot compressive microscopy
A team of researchers has developed a novel computational imaging system designed to address the challenges of real-time monitoring in ultrafast laser material processing. The new system, known as Dual-Path Snapshot Compressive ...
Optics & Photonics
Aug 28, 2024
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Scientists develop DMG equalization strategy via femtosecond laser micromachining induced refractive index tailoring
Optical fiber, as a physical medium for information transmission, is the "highway" of modern economic and social development. However, with the continuous emergence of high-speed and high-capacity communication scenarios ...
Optics & Photonics
Aug 28, 2024
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New research suggests a way to capture physicists' most wanted particle—gravitons
A team led by Stevens professor Igor Pikovski has just outlined how to detect single gravitons, thought to be the quantum building blocks of gravity—and making that experiment real should be possible with quantum technology, ...
General Physics
Aug 27, 2024
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More news
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Physicists predict existence of new exciton type
Sound drives 'quantum jumps' between electron orbits
Superconductivity study confirms existence of edge supercurrents
Study proposes generalized approach to light-matter interactions
Physicists ease path to entanglement for quantum sensing
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Scientists unlock the secrets of how a key protein converts DNA into RNA
