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Physics news
Molecular coating cleans up noisy quantum light
Quantum technologies demand perfection: one photon at a time, every time, all with the same energy. Even tiny deviations in the number or energy of photons can derail devices, threatening the performance of quantum computers ...
Optics & Photonics
22 hours ago
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Energy harvesters surpass Carnot efficiency using non-thermal electron states
Harnessing quantum states that avoid thermalization enables energy harvesters to surpass traditional thermodynamic limits such as Carnot efficiency, report researchers from Japan. The team developed a new approach using a ...
Condensed Matter
Oct 3, 2025
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Researchers demonstrate substrate design principles for scalable superconducting quantum materials
Silicides—alloys of silicon and metals long used in microelectronics—are now being explored again for quantum hardware. But their use faces a critical challenge: achieving phase purity, since some silicide phases are ...
Superconductivity
Oct 3, 2025
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9
Novel method for controlling Faraday rotation in conductive polymers
Researchers at the University of Tsukuba have developed a novel method for controlling the optical rotation of conductive polymer polythiophene in a magnetic field at low voltage. This method combines the "Faraday rotation" ...
Condensed Matter
Oct 3, 2025
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Molecular qubits can communicate at telecom frequencies
A team of scientists from the University of Chicago, the University of California Berkeley, Argonne National Laboratory, and Lawrence Berkeley National Laboratory has developed molecular qubits that bridge the gap between ...
Optics & Photonics
Oct 2, 2025
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151
Quantum key distribution method tested in urban infrastructure offers secure communications
In the era of instant data exchange and growing risks of cyberattacks, scientists are seeking secure methods of transmitting information. One promising solution is quantum cryptography—a quantum technology that uses single ...
Optics & Photonics
Oct 2, 2025
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25
AI techniques excel at solving complex equations in physics, especially inverse problems
Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve very different scales ...
General Physics
Oct 2, 2025
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Finding buried treasures with physics: 'Fingerprint matrix' method uncovers what lies beneath the sand
Can we reveal objects that are hidden in environments completely opaque to the human eye? With conventional imaging techniques, the answer is no: a dense cloud or layer of material blocks light so completely that a simple ...
Optics & Photonics
Oct 2, 2025
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10
Supercritical fluids once thought uniform found to contain liquid clusters
A supercritical fluid refers to a state in which the temperature and pressure of a substance exceed its critical point, where no distinction exists between liquid and gas phases. Traditionally, it has been regarded as a single, ...
General Physics
Oct 2, 2025
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'Spooky action at a distance'—a beginner's guide to quantum entanglement and why it matters
Many governments and tech companies are investing heavily in quantum technologies. In New Zealand, the recently announced Institute for Advanced Technology is also envisioned to focus on this area of research.
Quantum Physics
Oct 2, 2025
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34
White Rabbit optical timing technology meets quantum entanglement
A small yet innovative experiment is taking place at CERN. Its goal is to test how the CERN-born optical timing signal—normally used in the Laboratory's accelerators to synchronize devices with ultra-high precision—can ...
Optics & Photonics
Oct 2, 2025
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Meet Irene Curie, the Nobel-winning atomic physicist who changed the course of modern cancer treatment
The adage goes "like mother like daughter," and in the case of Irene Joliot-Curie, truer words were never spoken. She was the daughter of two Nobel Prize laureates, Marie Curie and Pierre Curie, and was herself awarded the ...
General Physics
Oct 2, 2025
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Key steps towards the realization of a high-precision optical clock based on Ni¹²⁺
Optical clocks are highly precise timekeeping devices that measure time by tracking the oscillations of light, as opposed to microwaves, like conventional atomic clocks. The accuracy of these clocks heavily depends on the ...
Parallel atom-photon entanglement paves way for future quantum networking
A new platform developed by Illinois Grainger engineers demonstrates the utility of a ytterbium-171 atom array in quantum networking. Their work represents a key step toward long-distance quantum communication.
Optics & Photonics
Oct 1, 2025
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Entangled states enhance energy transfer in models of molecular systems
A study from Rice University, published in PRX Quantum, has found that energy transfers more quickly between molecular sites when it starts in an entangled, delocalized quantum state instead of from a single site. The discovery ...
Quantum Physics
Oct 1, 2025
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110
Combination of quantum and classical computing supports early diagnosis of breast cancer
Quantum computing is still in its early stages of development, but researchers have extensively explored its potential uses. A recent study conducted at São Paulo State University (UNESP) in Brazil proposed a hybrid quantum-classical ...
Quantum Physics
Oct 1, 2025
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Dark matter detector succeeds in performing measurements with nearly no radioactive interference
In their search for dark matter, scientists from the XENON Collaboration are using one of the world's most sensitive dark matter detectors, XENONnT at the Gran Sasso Laboratory of the National Institute of Nuclear Physics ...
General Physics
Oct 1, 2025
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Extreme pressure pushes honeycomb crystal toward quantum spin liquid, hinting at new qubit designs
The future of computing lies in the surprising world of quantum physics, where the rules are much different from the ones that power today's devices. Quantum computers promise to tackle problems too complex for even the fastest ...
Condensed Matter
Oct 1, 2025
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Spontaneous emission behaves contrary to predictions in photonic time crystals
A new study reveals that spontaneous emission, a key phenomenon in the interaction between light and atoms, manifests in a new form within a photonic time crystal. This research, led by a KAIST team, not only overturns existing ...
Optics & Photonics
Oct 1, 2025
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39
Twisted graphene reveals double-dome superconductivity controlled by electric field
Superconductivity is a phenomenon where certain materials can conduct electricity with zero resistance. Obviously, this has enormous technological advantages, which makes superconductivity one of the most intensely researched ...
Condensed Matter
Oct 1, 2025
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73
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How diamond fails under extreme electrical fields
Ferrimagnet spin waves act like bosonic semiconductors, study finds
Quantum random number generator combines small size and high speed
Light-driven thermal barriers control fluid flow in three dimensions
