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Quantum Physics news
Atomic 'GPS' elucidates movement during ultrafast material transitions
Scientists from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have created the first-ever atomic movies showing how atoms rearrange locally within a quantum material as it transitions from an insulator ...
Condensed Matter
22 hours ago
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'Kink state' control may provide pathway to quantum electronics
The key to developing quantum electronics may have a few kinks. According to a team led by researchers at Penn State, that's not a bad thing when it comes to the precise control needed to fabricate and operate such devices, ...
Condensed Matter
23 hours ago
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Somersaulting spin qubits for universal quantum logic could enhance control in larger arrays
Researchers at QuTech developed somersaulting spin qubits for universal quantum logic. This achievement may enable efficient control of large semiconductor qubit arrays. The research group published their demonstration of ...
Quantum Physics
Jul 25, 2024
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Nonreciprocal interactions go nonlinear: Non-Hermitian dynamics observed in coupled nanoparticles
Using two optically-trapped glass nanoparticles, researchers observed a novel collective Non-Hermitian and non-linear dynamic driven by non-reciprocal interactions. This contribution expands traditional optical levitation ...
Optics & Photonics
Jul 25, 2024
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Optimization algorithm successfully computes the ground state of interacting quantum matter
Over the past decades, computer scientists have developed various computing tools that could help to solve challenges in quantum physics. These include large-scale deep neural networks that can be trained to predict the ground ...
An MRI-like tool for quantum materials: Sensor can detect minute magnetic fields at atomic scale
An international research team from Germany's Forschungszentrum Jülich and Korea's IBS Center for Quantum Nanoscience (QNS) has developed a quantum sensor capable of detecting minute magnetic fields at the atomic-length ...
Quantum Physics
Jul 25, 2024
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An optical lattice clock based on strontium atoms achieves unprecedented accuracy
Researchers at the Ye Lab at JILA (the National Institute of Standards and Technology and the University of Colorado Boulder) and University of Delaware recently created a highly precise optical lattice clock based on trapped ...
Combining trapped atoms and photonics for new quantum devices
Quantum information systems offer faster, more powerful computing methods than standard computers to help solve many of the world's toughest problems. Yet fulfilling this ultimate promise will require bigger and more interconnected ...
Optics & Photonics
Jul 23, 2024
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Spontaneous supercrystal discovered in switching metal-insulator
A supercrystal formation previously unobserved in a metal-insulating material was discovered by a Cornell-led research team, potentially unlocking new ways to engineer materials and devices with tunable electronic properties.
Condensed Matter
Jul 23, 2024
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94
The experimental observation of a dissipative time crystal in a Rydberg gas
A dissipative time crystal is a phase of matter characterized by periodic oscillations over time, while a system is dissipating energy. In contrast with conventional time crystals, which can also occur in closed systems with ...
Scientists discover energy and pressure analogies linking hadrons, superconductors and cosmic expansion
Quantum chromodynamics (QCD) is the theoretical framework for studying the forces within atomic nuclei and their constituent protons and neutrons. A major part of QCD research involves how quarks and gluons are contained ...
General Physics
Jul 22, 2024
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Scientists integrate solid-state spin qubits with nanomechanical resonators
In a new Physical Review Letters study, scientists propose a new method for combining solid-state spin qubits with nanomechanical resonators for scalable and programmable quantum systems.
A huge race is on to develop quantum technologies; the time to discuss risks is now
The United Nations has proclaimed 2025 as the International Year of Quantum Science and Technology. The goal is to recognize "the importance of quantum science and the need for wider awareness of its past and future impact." ...
Quantum Physics
Jul 17, 2024
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High-speed camera for molecules: Entangled photons enable Raman spectroscopy
In recent years, two cutting-edge technologies have rapidly gained momentum: quantum entangled light sources and ultrafast stimulated Raman spectroscopy.
Optics & Photonics
Jul 17, 2024
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A new approach to accelerate the discovery of quantum materials
Researchers at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) and several collaborating institutions have successfully demonstrated an innovative approach to find breakthrough materials for ...
Condensed Matter
Jul 17, 2024
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163
Physicists develop new theorems to describe the energy landscape formed when quantum particles gather together
An international team of physicists, centered at Trinity, has proven new theorems in quantum mechanics that describe the "energy landscapes" of collections of quantum particles.
Condensed Matter
Jul 17, 2024
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Physicists pool skills to better describe the unstable sigma meson particle
While nuclear physicists know the strong interaction is what holds together the particles at the heart of matter, we still have a lot to learn about this fundamental force. Results published earlier this year in Physical ...
General Physics
Jul 16, 2024
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128
Quantum microscopy study makes electrons visible in slow motion
Physicists at the University of Stuttgart under the leadership of Prof. Sebastian Loth are developing quantum microscopy which enables them for the first time to record the movement of electrons at the atomic level with both ...
Optics & Photonics
Jul 16, 2024
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Silicon photonics light the way toward large-scale applications in quantum information
In a significant leap forward for quantum technology, researchers have achieved a milestone in harnessing the frequency dimension within integrated photonics. This breakthrough not only promises advancements in quantum computing, ...
Optics & Photonics
Jul 15, 2024
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132
Observing how light makes a metal—new details about the insulator-to-metal transition in a quantum material
With just the flick of a switch, quantum materials can undergo drastic changes. One notable example is the insulator-to-metal transition, a reversible physical phenomenon in which a material shifts from an insulating state, ...
Condensed Matter
Jul 15, 2024
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132
More news
Securely propagating entanglement at the push of a button
With spin centers, quantum computing takes a step forward
Observation of 3D acoustic quantum Hall states
Physicists move one step closer to topological quantum computing
New multimode coupler design advances scalable quantum computing
Photons from quantum dot emitters violate Bell inequality in new study
New method could yield fast, cross-country quantum network
A new approach to realize quantum mechanical squeezing
New shapes of photons open doors to advanced optical technologies
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ATLAS probes uncharted territory with LHC Run 3 data
X-ray microCT unveils ancient pottery techniques
How Staphylococcus slips around between biological environments
Folded peptides are more electrically conductive than unfolded peptides, study reveals
