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Physics news
Scientists achieve nuclear spin coherence in levitating microparticles
A new study in Physical Review Letters demonstrates the levitation of a microparticle using nuclear magnetic resonance (NMR), having potential implications from biology to quantum computing.
Tilted magnetic materials offer fresh path for thermoelectric applications
A research team from NIMS and UTokyo has proposed and demonstrated that the transverse magneto-thermoelectric conversion in magnetic materials can be utilized with much higher performance than previously by developing artificial ...
Condensed Matter
4 hours ago
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Infrared quantum ghost imaging illuminates—but doesn't disturb—living plants
A study published in the journal Optica demonstrates live plant imaging of several representative plant samples, including the biofuel crop sorghum. By employing a novel detector, researchers obtained clear images of living ...
Optics & Photonics
7 hours ago
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1
Physicists introduce approach to control wave patterns via fluid flows
The reliable control of traveling waves emerging from the coupling of oscillations and diffusion in physical, chemical and biological systems is a long-standing challenge within the physics community. Effective approaches ...
Bringing the power of tabletop precision lasers for quantum science to the chip scale
For experiments that require ultra-precise measurements and control over atoms—think two-photon atomic clocks, cold-atom interferometer sensors and quantum gates—lasers are the technology of choice, the more spectrally ...
Optics & Photonics
Dec 12, 2024
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106
Physicists uncover strong light-matter interactions in quantum spin liquids
Physicists have long theorized the existence of a unique state of matter known as a quantum spin liquid. In this state, magnetic particles do not settle into an orderly pattern, even at absolute zero temperature. Instead, ...
Quantum Physics
Dec 12, 2024
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138
Room-temperature superconductivity: Researchers uncover optical secrets of Bi-based superconductors
Copper-oxide (CuO2) superconductors, such as Bi2Sr2CaCu2O8+δ (Bi2212), have unusually high critical temperatures. Optical reflectivity measurements of Bi2212 have shown that it exhibits strong optical anisotropy. However, ...
Optics & Photonics
Dec 12, 2024
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Scientists control quantum states in new energy range
An international team of scientists led by Dr. Lukas Bruder, junior research group leader at the Institute of Physics, University of Freiburg, has succeeded in producing and directly controlling hybrid electron-photon quantum ...
Optics & Photonics
Dec 12, 2024
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51
New model find molecular interactions key to creating order in active systems
Non-reciprocal interactions can increase the order in an active system. This is the finding of a study by scientists from the department of Living Matter Physics at the Max Planck Institute for Dynamics and Self-Organization ...
General Physics
Dec 12, 2024
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54
Multi-fidelity modeling boosts predictive accuracy of fusion plasma performance
Fusion energy research is being pursued around the world as a means of solving energy problems. Magnetic confinement fusion reactors aim to extract fusion energy by confining extremely hot plasma in strong magnetic fields.
Plasma Physics
Dec 12, 2024
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Advanced atom interferometer could help with 'the embarrassing problem' of dark matter
Assuming dark matter exists, its interactions with ordinary matter are so subtle that even the most sensitive instruments cannot detect them. In a new study, Northwestern University physicists now introduce a highly sensitive ...
General Physics
Dec 11, 2024
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New third class of magnetism could transform digital memory: Experiment bridges theory and real-life realization
A new class of magnetism called altermagnetism has been imaged for the first time in a new study. The findings could lead to the development of new magnetic memory devices with the potential to increase operation speeds of ...
Condensed Matter
Dec 11, 2024
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284
The first search for soft unclustered energy patterns in proton–proton collisions at 13TeV
A key objective of many physics studies is to experimentally observe exotic phenomena beyond the Standard Model (SM) that are predicted by theoretical models. These include hidden valley models, which predict the existence ...
Milestone 10-GeV experiment shines light on laser-plasma interactions
Scientists have used a pair of lasers and a supersonic sheet of gas to accelerate electrons to high energies in less than a foot. The development marks a major step forward in laser-plasma acceleration, a promising method ...
Plasma Physics
Dec 11, 2024
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Eyes on the sun: Naked thallium-205 ion decay reveals history over millions of years
The sun, the essential engine that sustains life on Earth, generates its tremendous energy through the process of nuclear fusion. At the same time, it releases a continuous stream of neutrinos—particles that serve as messengers ...
General Physics
Dec 11, 2024
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AI algorithm intensifies gold ion collisions at near-light speed
At Brookhaven National Laboratory's (BNL's) Relativistic Heavy Ion Collider (RHIC), billions of gold ions race through magnets at nearly the speed of light. Thousands of times per second, they collide head-on, breaking into ...
General Physics
Dec 11, 2024
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Tuning skyrmion helicity for racetrack memory and quantum computing applications
Three distinct topological degrees of freedom are used to define all topological spin textures based on out-of-plane and in-plane spin configurations: the topological charge, representing the number of times the magnetization ...
Condensed Matter
Dec 11, 2024
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Researchers develop spintronics platform for energy-efficient generative AI
Researchers at Tohoku University and the University of California, Santa Barbara, have developed new computing hardware that utilizes a Gaussian probabilistic bit made from a stochastic spintronics device. This innovation ...
Condensed Matter
Dec 11, 2024
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Particle that only has mass when moving in one direction observed for first time
For the first time, scientists have observed a collection of particles, also known as a quasiparticle, that's massless when moving one direction but has mass in the other direction. The quasiparticle, called a semi-Dirac ...
General Physics
Dec 10, 2024
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651
Alena Tensor—a new hope for unification in physics
The search for quantum gravity has gone on for 100 years, but it is not the only unification challenge in physics. Many of us believe that one day there will be a unification theory—a theory that will reconcile many divergent ...
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New study reveals quasiparticle loss in extreme quantum materials
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