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Physics news
Hybrid quantum error correction technique integrates continuous and discrete variables
A major challenge in realizing quantum computers is the development of quantum error correction technology. This technology offers a solution for addressing errors that occur in the qubit, the basic unit of quantum computation, ...
Quantum Physics
30 minutes ago
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Silicon metasurfaces unlock broad-spectrum infrared imaging
Infrared imaging technology is crucial for advancing our understanding of the world, from exploring biological specimens to inspecting complex materials and detecting hidden patterns in physical systems.
Optics & Photonics
8 minutes ago
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New method to generate photon pairs efficiently on a chip
Thin-film lithium niobate is an emerging nonlinear integrated photonics platform ideally suited for quantum applications. Through spontaneous parametric down-conversion (SPDC), it can generate correlated photon pairs for ...
Optics & Photonics
7 minutes ago
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Researchers reveal quantum advantage that could advance future sensing devices
Researchers from the Department of Energy's Oak Ridge National Laboratory have taken a major step forward in using quantum mechanics to enhance sensing devices, a new advancement that could be used in a wide range of areas, ...
Optics & Photonics
1 hour ago
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New theoretical framework sets limits for the realization of quantum processes in spacetime
Bell's theorem, the well-known theoretical framework introduced by John Bell decades ago, delineates the limits of classical physical processes arising from relativistic causality principles. These are principles rooted in ...
Decoding top quarks with precision: Experiment at Large Hadron Collider reveals how pairs of top quarks are produced
In collisions between protons at the Large Hadron Collider (LHC), pairs of top quarks—the heaviest known elementary particles—are frequently produced along with other heavy quarks, including bottom and charm quarks. These ...
General Physics
2 hours ago
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The neutron lifetime problem—and its possible solution
Neutrons are among the basic building blocks of matter. As long as they are part of a stable atomic nucleus, they can stay there for arbitrary periods of time. However, the situation is different for free neutrons: They decay—after ...
General Physics
7 hours ago
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Atomic sensors unveil hidden dynamics of molecular polarization
Magnetic resonance imaging (MRI) has long been a cornerstone of modern medicine, providing highly detailed images of internal organs and tissues. MRI machines, those large, tube-shaped magnets commonly found in hospitals, ...
Optics & Photonics
3 hours ago
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Tesla-inspired method can control the direction of heat flow in graphite crystals
Researchers from the Institute of Industrial Science, The University of Tokyo, have developed a method to control the direction of heat flow in crystals. This miniature device could eventually be used to create advanced thermal-management ...
Condensed Matter
5 hours ago
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Successful test delivers DUNE steel beam a mile underground
Teams from Fermi National Accelerator Laboratory and Sanford Underground Research Facility have successfully completed the first test lift and lowering of a six-ton L-shaped steel beam for construction of the Deep Underground ...
General Physics
4 hours ago
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Janus-like metasurface technology shows different optical responses according to the direction of light
Metasurface technology is an advanced optical technology that is thinner, lighter, and more capable of precisely controlling light through nanometer-sized artificial structures than conventional technologies. KAIST researchers ...
Optics & Photonics
Oct 15, 2024
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In a fusion device plasma, a steep ion temperature gradient slows the growth of magnetic islands
Future fusion power plants will require good plasma confinement to sustain reactions and generate energy. One way to contain plasma for fusion reactions is to use a tokamak, a device that applies magnetic fields to "bottle" ...
Plasma Physics
23 hours ago
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First coherent picture of an atomic nucleus made of quarks and gluons
The atomic nucleus is made up of protons and neutrons, particles that exist through the interaction of quarks bonded by gluons. It would seem, therefore, that it should not be difficult to reproduce all the properties of ...
General Physics
Oct 15, 2024
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Dual-species atomic arrays show promise for quantum error correction
A study in Nature Physics has realized a dual-species Rydberg array combining rubidium (Rb) and cesium (Cs) atoms to enhance quantum computing and its applications.
Enhanced wavelength conversion paves the way for more efficient quantum information transfer
Advancements in quantum information technology are paving the way for faster and more efficient data transfer. A key challenge has been ensuring that qubits, the fundamental units of quantum information, can be transferred ...
Optics & Photonics
Oct 15, 2024
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Researchers unveil pressure-tuned superconductivity in natural bulk heterostructure 6R-TaS₂
By combining comprehensive high-pressure measurements and first-principles calculations, a research group has discovered the pressure-induced unusual evolution of superconductivity (SC) and exotic interplay between SC and ...
Condensed Matter
Oct 15, 2024
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Spin-wave reservoir chips can enhance edge computing
Reservoir computing (RC) has a few benefits over other artificial neural networks, including the reservoir that gives this technique its name. The reservoir functions mainly to nonlinearly transform input data more quickly ...
Condensed Matter
Oct 15, 2024
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New light-induced material shows powerful potential for quantum applications
A class of material called perovskites, which have special electronic bonding with many applications, could be useful for quantum sensing.
Condensed Matter
Oct 15, 2024
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Brain delays could be a computational advantage, researchers say
Biological components are less reliable than electrical ones, and rather than instantaneously receive the incoming signals, the signals arrive with a variety of delays. This forces the brain to cope with said delays by having ...
General Physics
Oct 15, 2024
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Multicolor persistent luminescent materials for dynamic optical anti-counterfeiting
Optical anti-counterfeiting technology, as a preventive measure, has deeply permeated our daily lives. Visually readable codes designed based on optical materials are widely used due to their ease of verification, reasonable ...
Optics & Photonics
Oct 15, 2024
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'Vegetarian' salmon might lead the way to better health for humans and fish
Genome sequencing could unlock answers to yellow jacket behavior
Researchers discover new isotope plutonium-227
Scientists accelerate uranium beam with record power
Quantum register reaches 1,200 neutral atoms in continuous operation
New photonics approach enhances quantum computation efficiency
Researchers develop yeast-based alternative to hydroxyurea for DNA study
Synthetic molecular switch enables 'painting' with natural light
