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Physics news
Scientists achieve direct experimental realization of dual-type entangling gates
To develop scalable and reliable quantum computers, engineers and physicists will need to devise effective strategies to mitigate errors in their quantum systems without adding complex additional components. A promising strategy ...
Quantum experiment generates long-range entanglement in 54-qubit system
The operation and performance of quantum computers relies on the ability to realize and control entanglement between multiple qubits. Yet entanglement between many qubits is inherently susceptible to noise and imperfections ...
Quantum engineers create a 'Schrödinger's cat' inside a silicon chip
UNSW engineers have demonstrated a well-known quantum thought experiment in the real world. Their findings deliver a new and more robust way to perform quantum computations—and they have important implications for error ...
Quantum Physics
22 hours ago
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127
Neutron star measurements place limits on color superconductivity in dense quark matter
At extremely high densities, quarks are expected to form pairs, as electrons do in a superconductor. This high-density quark behavior is called color superconductivity. The strength of pairing inside a color superconductor ...
General Physics
15 hours ago
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62
Fast control methods enable record-setting fidelity in superconducting qubit
Quantum computing promises to solve complex problems exponentially faster than a classical computer, by using the principles of quantum mechanics to encode and manipulate information in quantum bits (qubits).
Superconductivity
14 hours ago
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41
All-flat phononic band structure controls sound and vibrations by trapping energy
A team of UConn College of Engineering (CoE) researchers have achieved a major milestone in the field of phononics with the first experimental demonstration of an all-flat phononic band structure (AFB). Phononics concerns ...
General Physics
20 hours ago
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35
Engineering quantum entanglement at the nanoscale
Physicists have spent more than a century measuring and making sense of the strange ways that photons, electrons, and other subatomic particles interact at extremely small scales. Engineers have spent decades figuring out ...
Optics & Photonics
21 hours ago
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73
Diamond continues to shine: New properties discovered in diamond semiconductors
Diamond, often celebrated for its unmatched hardness and transparency, has emerged as an exceptional material for high-power electronics and next-generation quantum optics. Diamond can be engineered to be as electrically ...
Condensed Matter
Jan 14, 2025
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58
New approach merges theoretical fundamentals with experimental studies of the proton's structure
Protons and other subatomic particles that are subject to the strong nuclear force have a complex structure that involves even more fundamental constituents called quarks and gluons. These quarks and gluons bind under the ...
General Physics
Jan 13, 2025
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Physicists develop the 'perfect' recipe for a well-known Italian pasta dish
A small team of physicists at the Max Planck Institute for the Physics of Complex Systems, working with a colleague from Universitat de Barcelona and another from the Institute of Science and Technology Austria, has developed ...
Physicists discover and explain unexpected magnetism in atomically thin material
MIT physicists have created a new ultrathin, two-dimensional material with unusual magnetic properties that initially surprised them before they went on to solve the complicated puzzle behind those properties' emergence. ...
Condensed Matter
Jan 13, 2025
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49
Cosmic shock waves: Unraveling the mystery of electron acceleration
Scientists have come a step closer to understanding how collisionless shock waves—found throughout the universe—are able to accelerate particles to extreme speeds.
Plasma Physics
Jan 13, 2025
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64
Physicists experimentally observe topological defects in glasses for the first time
The amorphous state of matter is the most abundant form of visible matter in the universe, and includes all structurally disordered systems, such as biological cells or essential materials like glass and polymers.
Scientists achieve measurement of three different deformations in atomic nucleus
A new milestone in nuclear physics has been achieved with the direct observation of three different deformations in the atomic nucleus of lead-190 (190Pb). These deformations, associated with three distinct shapes—spherical, ...
General Physics
Jan 13, 2025
0
79
Quantum computer helps to answer questions on lattice gauge theory
Science is always looking for more computing power and more efficient tools capable of answering its questions. Quantum computers are the new frontier in data processing, as they use the quantum properties of matter, such ...
Condensed Matter
Jan 13, 2025
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46
Collaboration tests new method for protecting quantum networks
Researchers at the Department of Energy's Oak Ridge National Laboratory joined forces with EPB of Chattanooga and the University of Tennessee at Chattanooga to demonstrate the first transmission of an entangled quantum signal ...
Optics & Photonics
Jan 13, 2025
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8
Nano rainbows: Expanding the light spectrum at the smallest scale
Since the invention of the laser in 1960, nonlinear optics has aimed to broaden light's spectral range and create new frequency components. Among the various techniques, supercontinuum (SC) generation stands out for its ability ...
Optics & Photonics
Jan 13, 2025
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15
Quantum breakthrough may lead to sustainable chiral spintronics
A team of physicists led by The City College of New York's Lia Krusin-Elbaum has developed a novel technique that uses hydrogen cations (H+) to manipulate relativistic electronic bandstructures in a magnetic Weyl semimetal—a ...
Quantum Physics
Jan 11, 2025
0
141
Resistance measurement approach successfully observes topological signatures in multiterminal Josephson junctions
Multiterminal Josephson junctions, nanoscale devices with unique electronic properties, comprise non-superconducting metallic material coupled to three or more superconducting leads. These devices have proved to be promising ...
Physicist introduces percolation model to explain word puzzle solving behavior
Alexander Hartmann, a physicist at the University of Oldenburg, in Germany, has introduced a new model to explain a common word puzzle phenomenon. In his paper published in the journal Physical Review E, he suggests that ...
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