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Quantum Physics news
Demonstration of heralded three-photon entanglement on a photonic chip
Photonic quantum computers are computational tools that leverage quantum physics and utilize particles of light (i.e., photons) as units of information processing. These computers could eventually outperform conventional ...
Scientists tune the entanglement structure in an array of qubits
Entanglement is a form of correlation between quantum objects, such as particles at the atomic scale. The laws of classical physics cannot explain this uniquely quantum phenomenon, yet it is one of the properties that explain ...
Superconductivity
Apr 24, 2024
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Lead-vacancy centers in diamond as building blocks for large-scale quantum networks
Much like how electric circuits use components to control electronic signals, quantum networks rely on special components and nodes to transfer quantum information between different points, forming the foundation for building ...
Optics & Photonics
Apr 24, 2024
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Light stands still in a deformed crystal
AMOLF researchers, in collaboration with Delft University of Technology, have succeeded in bringing light waves to a halt by deforming the two-dimensional photonic crystal that contains them. The researchers show that even ...
Optics & Photonics
Apr 24, 2024
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Scientists at the MAJORANA Collaboration look for rule-violating electrons
In a new study published inNature Physics, scientists at the MAJORANA Collaboration have tested the stringency of charge conservation and Pauli's exclusion principles using underground detectors. Alessio Porcelli has published ...
Tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography
A new research study from Opto-Electronic Advances discusses tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography.
Optics & Photonics
Apr 23, 2024
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The big quantum chill: Scientists modify common lab refrigerator to cool faster with less energy
By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy required to cool materials to ...
Condensed Matter
Apr 23, 2024
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Manipulating the geometry of the 'electron universe' in magnets
Researchers at Tohoku University and the Japan Atomic Energy Agency have developed fundamental experiments and theories to manipulate the geometry of the "electron universe," which describes the structure of electronic quantum ...
Condensed Matter
Apr 23, 2024
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Tunable quantum anomalous Hall effects in van der Waals heterostructures
The quantum anomalous Hall effect (QAHE) has unique advantages in topotronic applications, but realizing the QAHE with tunable magnetic and topological properties for building functional devices is still a key scientific ...
Condensed Matter
Apr 23, 2024
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Announcing the birth of QUIONE, a unique analog quantum processor
Quantum physics requires high-precision sensing techniques to delve deeper into the microscopic properties of materials. From the analog quantum processors that have emerged recently, quantum-gas microscopes have proven to ...
Quantum Physics
Apr 22, 2024
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Steering toward quantum simulation at scale
Researchers simulated a key quantum state at one of the largest scales reported, with support from the Quantum Computing User Program, or QCUP, at the Department of Energy's Oak Ridge National Laboratory.
Quantum Physics
Apr 22, 2024
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Superradiant atoms could push the boundaries of how precisely time can be measured
Superradiant atoms can help us measure time more precisely than ever. In a recent study, researchers from the University of Copenhagen present a new method for measuring the time interval, the second, mitigating some of the ...
General Physics
Apr 22, 2024
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107
Bounding the amount of entanglement from witness operators
A team of researchers has proposed an approach to quantify entanglement using the standard entanglement witness procedure under three common experimental scenarios. Their work is published in Physical Review Letters.
Quantum Physics
Apr 22, 2024
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108
Springing simulations forward with quantum computing
Though "coupled oscillations" may not sound familiar, they are everywhere in nature. The term "coupled harmonic oscillators" describes interacting systems of masses and springs, but their utility in science and engineering ...
Quantum Physics
Apr 22, 2024
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Compact quantum light processing: New findings lead to advances in optical quantum computing
An international collaboration of researchers, led by Philip Walther at University of Vienna, have achieved a significant breakthrough in quantum technology, with the successful demonstration of quantum interference among ...
Optics & Photonics
Apr 19, 2024
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Access to burgeoning quantum technology field could be widened by educational model
Quantum technology is based on the engineering of devices that make use of the quantum properties of matter. One of the most prominent avenues of this technology is quantum computing, which may be able to leverage quantum ...
Quantum Physics
Apr 18, 2024
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Research reveals a surprising topological reversal in quantum systems
In principle, one shouldn't compare apples to oranges. However, in topology, which is a branch of mathematics, one must do just that. Apples and oranges, it turns out, are said to be topologically the same since they both ...
Quantum Physics
Apr 18, 2024
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A new spin on materials analysis: Benefits of probing electron spin states at much higher resolution and efficiency
Electron spin states can now be probed at much higher resolution and more efficiently, opening new opportunities in materials analysis and data processing technologies.
Condensed Matter
Apr 17, 2024
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Beyond equilibrium: Scientists investigate Floquet Fermi liquids
Researchers from Germany and Singapore have studied a non-equilibrium state of Fermi liquids called the Floquet Fermi liquid (FFL), which is formed when Fermi liquids are subjected to a periodic driving force and kept in ...
Crucial connection for 'quantum internet' made for the first time
Researchers have produced, stored, and retrieved quantum information for the first time, a critical step in quantum networking.
Quantum Physics
Apr 16, 2024
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More news
Internet can achieve quantum speed with light saved as sound
Researchers control quantum properties of 2D materials with tailored light
Combating disruptive 'noise' in quantum communication
Searching for new asymmetry between matter and antimatter
New advances promise secure quantum computing at home
Physicists discover a novel quantum state in an elemental solid
Computing how quantum states overlap
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Simulating magnetization in a Heisenberg quantum spin chain
Researchers visualize quantum effects in electron waves
Study unveils a new family of quantum anomalous Hall insulators
Airborne single-photon lidar system achieves high-resolution 3D imaging
Scientists regenerate neural pathways in mice with cells from rats
