A quantum gas that refuses to heat
Researchers observe 'many-body dynamical localization' where a quantum system resists thermalization despite continuous driving. The phenomenon is crucial for building better quantum devices and simulators.
Quantum Liquids
Articles tagged with Quantum Liquids
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Gold clusters show promise as scalable options for quantum computers, sensors
Researchers at Penn State have demonstrated how gold nanoclusters can mimic the spin properties of trapped atomic ions, allowing for scalability in quantum applications. The clusters can be easily synthesized in large quantities and exhibit unique Rydberg-like spin-polarized states that mimic superpositions.
Evidence of long-sought “quantum spin liquid” discovered
Researchers have identified a three-dimensional quantum spin liquid in cerium zirconate, exhibiting emergent photons and fractionalization. This discovery could lead to breakthroughs in superconductors and quantum computing.
UMass Amherst physicist Robert B. Hallock wins one of physics’ top awards
Robert B. Hallock, a renowned physicist at UMass Amherst, has been awarded the Fritz London Memorial Prize for his pioneering work on superfluid and solid helium. He was recognized for his innovative achievements in liquid helium films and his groundbreaking discovery of giant isochoric compressibility.
From classical hydrodynamics to quantum hydrodynamics and back again – how the Navier-Stokes equations describe quantum systems
Researchers from the University of Warsaw have shown that Navier-Stokes equations can be generalized to quantum systems, specifically quantum liquids with restricted particle motion. This discovery opens up new possibilities for research into transport in one-dimensional quantum systems.
Hydrogen becomes a superfluid at nanoscale, confirming 50-year-old prediction
Researchers have confirmed hydrogen's superfluidity at the nanoscale, a quantum state of frictionless flow, using helium nanodroplets. This discovery deepens understanding of quantum fluids and could inspire more efficient hydrogen storage and transport for clean energy applications.
New spin on quantum liquids: Quasi-1D dynamics in molecular spin systems
Scientists at Shibaura Institute of Technology discovered quasi-1D dynamics in a triangular molecular lattice, contradicting the expected 2D behavior of quantum spin liquids. This finding was achieved through advanced ESR and muon spin rotation experiments combined with theoretical modeling.
Researchers uncover strong light-matter interactions in quantum spin liquids
A team of researchers has found evidence of quantum spin liquids in pyrochlore cerium stannate, governed by complex quantum rules. The study reveals emergent properties resembling fundamental aspects of our universe, including light and matter interactions.
Langbeinites show talents as 3D quantum spin liquids
An international team has discovered 3D quantum spin liquids in Nickel Langbeinites, a new class of materials. The discovery was made using neutron experiments and theoretical modelling, which revealed an island of liquidity at the centre of a strongly frustrated lattice.
Synthesis, disorder and Ising anisotropy in a new spin liquid candidate PrMgAl11O19
Researchers successfully synthesized centimetre-sized single crystals of PrMgAl11O19, a new spin liquid candidate. The presence of approximately 7% disorder at the Pr3+ site was confirmed using single-crystal X-ray diffraction measurements.
Three-pronged approach discerns qualities of quantum spin liquids
A team of researchers has confirmed the presence of quantum spin liquid (QSL) behavior in a new material with a triangular lattice structure, KYbSe2. The study used a combination of theoretical, experimental and computational techniques to observe hallmarks of QSLs, including quantum entanglement and exotic quasiparticles.
What a “2D” quantum superfluid feels like to the touch
Scientists at Lancaster University have discovered that superfluid helium-3 behaves like a two-dimensional system when probed with mechanical resonators. This finding has significant implications for our understanding of superfluidity and its potential applications in various fields.
Researchers detail how disorder alters quantum spin liquids, forming a new phase of matter
Researchers at Brown University have made significant breakthroughs in understanding quantum spin liquids by studying the effects of disorder on these exotic materials. The study reveals that disorder does not destroy or mimic the quantum liquid state but rather significantly alters it.
A new dynamic probe of electric forces between molecules
Scientists have developed a new dynamic probe to measure electric interactions between molecules and the environment. Using ultrashort terahertz pulses, they mapped the optical absorption of molecules in an external electric field, revealing the strength and dynamics of these forces.
Physicists discover ‘stacked pancakes of liquid magnetism’
Researchers have discovered a new phase of liquid magnetism in layered helical magnets, where magnetic dipoles behave like 'flattened puddles' with varying alignment between layers. This phenomenon, predicted by a computational model, may explain the unusual electronic behavior observed in these materials.
Scientists have full state of a quantum liquid down cold
Researchers reconstructed the full state of a quantum liquid using ultracold atoms, offering insights into quantum systems' fluctuations and behavior. This breakthrough has promise for quantum computing, sensing technology, and better characterization of quantum systems.
The quantum spin liquid that isn't one
A team of researchers at Vienna University of Technology and Toho University in Japan investigated the electrical resistance of κ-(BEDT-TTF)2Cu2(CN)3 as a function of temperature and pressure. They found that the material exhibits properties similar to those of helium-3, contradicting the theory of a quantum spin liquid.
Quantum liquid becomes solid when heated
Researchers have discovered a new phase of matter where a quantum liquid becomes solid when heated. The breakthrough was achieved through a collaboration between experimentalists and theoretical physicists, who developed a model that explains the formation of a quantum crystal at finite temperatures.
Visualization of electron dynamics on liquid helium for the first time
An international team has discovered how electrons can move rapidly on a quantum surface driven by external forces, visualizing the motion of electrons on liquid helium for the first time. The research revealed unusual oscillations with varying frequencies and a combination of quantum and classical dynamics.
Breakthrough in the understanding of quantum turbulence
Researchers at Lancaster University have discovered how energy disappears in quantum turbulence, a crucial step towards mastering this phenomenon and its applications. The study reveals the role of Kelvin waves in transferring energy from macroscopic to microscopic length scales.
A new experiment pushes the boundaries of our understanding of topological quantum matter
Researchers clarify key aspects of thermal Hall effect in magnetic insulator, reaching novel conclusions and advancing understanding of topological quantum matter. The study utilizes ruthenium chloride to demonstrate the first example of a magnetic insulator exhibiting the thermal Hall effect from quantum edge modes.
Magnetic quantum material broadens platform for probing next-gen information technologies
Scientists at Oak Ridge National Laboratory discovered a specific iron trichloride material hosting a spiral spin liquid in its honeycomb lattice structure. This finding provides a test bed for future studies of physics phenomena that may drive next-generation information technologies, including fractons and skyrmions.
Physicists develop new type of camera to image quantum vortices for the first time
Researchers at Lancaster University have created a camera-like device that captures images of mini whirlpools in quantum liquids for the first time. The camera uses particle-like disturbances to take pictures of collections of vortices, which are unpredictable and form in specific patterns above a vibrating wire.
Computational sleuthing confirms first 3D quantum spin liquid
Researchers use computational detective work to verify the existence of a 3D quantum spin liquid in cerium zirconium pyrochlore, overcoming decades-long challenge. The material exhibits fractionalized spin excitations, where electrons do not arrange their spins in relation to neighbors.
Harvard-led researchers document the presence of quantum spin liquids, a never-before-seen state of matter
Researchers at Harvard have successfully observed quantum spin liquids, a previously unseen state of matter that has been elusive for nearly 50 years. By manipulating ultracold atoms in a programmable quantum simulator, the team was able to create and study this exotic state, which holds promise for advancing quantum technologies.
A new artificial material mimics quantum entangled rare earth compounds
Researchers created a new ultra-thin material with quantum properties emulating rare earth compounds. The material exhibits the Kondo effect, leading to macroscopically entangled state of matter producing heavy-fermion systems.
This exotic particle had an out-of-body experience; these scientists took a picture of it
Researchers at Berkeley Lab and UC Berkeley capture the first direct image of quantum spin liquid particles, called spinons and chargons. The discovery advances research on quantum computing and exotic superconductivity.
New evidence for electron's dual nature found in a quantum spin liquid
Experimental results provide hard evidence for spin-charge separation in electrons, a long-theorized concept by Philip Anderson. The study confirms the presence of spinons, which are thought to be composed of two particles: one bearing negative charge and another containing spin.
Experiments cast doubts on the existence of quantum spin liquids
Researchers used broadband electron spin resonance spectroscopy to study the properties of spins in a triangular lattice compound. They found that magnetic moments do not arrange themselves in an up-down pattern, contradicting the existence of quantum spin liquids.
Alcohols exhibit quantum effects
Skoltech scientists found that nuclear quantum effects play a significant role in the polarization of alcohols in an external electric field. They discovered that tunneling of excess protons forms intermolecular dipoles with proton-holes, determining dielectric response from dc to THz.
Physicists propose a new theory to explain one dimensional quantum liquids formation
Physicists propose a new theory to explain the formation of one-dimensional quantum liquids, which are self-bound in free space and can appear at extremely low temperatures. The team's microscopic theory explains their formation through effective interactions between dimers, a type of bound state of two particles.
Quantum mysteries: Probing an unusual state in the superconductor-insulator transition
Researchers at Tokyo Tech discovered a 'quantum liquid state' of quantum vortices causing the anomalous metallic state, emerging from quantum criticality. This finding clarifies the nature of the superconductor-insulator transition in 2D superconductors and holds promise for designing next-generation superconducting devices.
A new candidate material for quantum spin liquids
Scientists have successfully produced and studied a quantum spin liquid (QSL) in a new material called EDT-BCO. The QSL emerges due to the unique structure of the material, which includes triangularly organized dimers and sublattice of carboxylate anions.
Ferried across: Figuring out unconventional spin transport in quantum spin liquids
Researchers at Tokyo Tech and YNU discovered a peculiar spin transport mechanism in the Kitaev model, which allows 'spin packets' to travel through seemingly unpassable regions of a quantum spin liquid system. This breakthrough has potential applications in spintronics and quantum computing.
The spin state story: Observation of the quantum spin liquid state in novel material
Scientists at Tokyo University of Science synthesized a compound that may be key to understanding the elusive quantum spin liquid (QSL) state. The QSL state is characterized by disordered spins, similar to molecules in liquid water but unlike crystalline ice.
Scientists use pressure to make liquid magnetism breakthrough
Researchers at Argonne National Laboratory use pressure to create a magnetic liquid, potentially leading to breakthroughs in high-temperature superconductivity and quantum computing. The discovery involves slowly squeezing two small diamonds together with a magnetic material between them, resulting in the emergence of a spin liquid state.
Future information technologies: 3D quantum spin liquid revealed
Researchers at HZB have found a three-dimensional quantum spin liquid in the hyper-hyperkagome lattice of PbCuTe2O6. The discovery was made through both theoretical simulations and neutron experiments, which confirmed the predicted behavior.
Researchers help expand search for new state of matter
University of Arkansas physicists have discovered materials with higher quantum spin numbers and applied physical strain to tune magnetic states. This expands the list of potential candidates for Kitaev-type quantum spin liquids, a key step towards proving their existence.
No storm in a teacup -- it's a cyclone on a silicon chip
University of Queensland researchers combined quantum liquids with silicon-chip technology to study turbulence for the first time. This breakthrough allows observation of nanoscale quantum turbulence, mirroring cyclone behavior, and provides a new way to understand turbulent dynamics.
Carnegie Mellon's Jyoti Katoch receives DOE early career grant to probe quantum matter
Jyoti Katoch, a condensed matter physicist at Carnegie Mellon University, has received a prestigious early career grant from the US Department of Energy to investigate quantum materials. The grant will enable her research group to explore the electronic and physical properties of 2D materials using advanced technologies.
Physicists find first possible 3D quantum spin liquid
Rice University physicists have shown single crystals of cerium zirconium pyrochlore possess the right characteristics to qualify as the first possible 3D quantum spin liquid. The material exhibits long-range magnetic order and entanglement, which are hallmarks of a quantum spin liquid.
A new path to understanding second sound in Bose-Einstein condensates
Scientists developed new theory capturing second sound phenomenon in quantum liquids, showing it can be faster than first sound. Theoretical approach uses squeezed-field path integral description, applicable to various phenomena at quantum-classical physics interface.
Scientists discover new quantum spin liquid
Researchers at the University of Liverpool and McMaster University have discovered a quantum spin liquid state in TbInO3, a complex material that defies its crystal structure. The exotic state emerges from the local environment around magnetic ions, giving rise to extraordinary properties.
Discovery of new material is key step toward more powerful computing
Researchers at Oregon State University have developed a new inorganic compound that adopts a crystal structure capable of sustaining a quantum spin liquid state. This discovery is a key step toward the creation of next-generation supercomputers, which will solve complex problems efficiently and consume less energy.
New quantum spin liquid predicted by Nobel Laureate prepared for the first time
Researchers have successfully created a new quantum spin liquid, predicted by Paul W. Anderson in 1987, using a novel method developed at Aalto University. The achievement marks an important step towards understanding superconductors and building topological quantum computers with enhanced computational power.
An ultradilute quantum liquid made from ultra-cold atoms
Scientists have created a liquid one hundred million times more dilute than water and one million times thinner than air by cooling down potassium atoms to -273.15 degrees Celsius. The liquid droplets exhibit fascinating macroscopic behavior due to quantum fluctuations, allowing researchers to study unique quantum effects.
From abundant hydrocarbons to rare spin liquids
Researchers at Tohoku University and the University of Liverpool have successfully created quantum spin liquids from polyaromatic hydrocarbons using alkali metals. This achievement marks a significant step towards understanding exotic phenomena in materials science, with potential applications in superconductivity and quantum computing.
New quantum liquid crystals may play role in future of computers
Physicists at Caltech have detected a new state of matter, a three-dimensional quantum liquid crystal, which could play a role in ultrafast quantum computers. This discovery may lead to the creation of topological superconductors, addressing challenges in building quantum computers.
Neutrons identify key ingredients of the quantum spin liquid recipe
A team of researchers used neutron scattering to study the origins of unusual magnetic behavior in a rare earth metal oxide, revealing three key features: antiferromagnetic interactions, spin space anisotropy, and chemical disorder. These findings provide a better understanding of how quantum spin liquids exhibit exotic behaviors.
'Spooky' sightings in crystal point to extremely rare quantum spin liquid
Physicists have observed strong signs of a rare quantum spin liquid in the YbMgGaO4 crystal, which could lead to the discovery of hundreds of new materials for quantum computing. The crystal's unique properties allow for 'spooky' entanglement between multiple particles, potentially enabling the creation of exotic states of matter.
Quantum particles form droplets
Researchers have demonstrated a new type of quantum liquid or quantum droplet state where atoms preserve their form in absence of external confinement due to quantum effects. The discovery opens up a new research area in ultracold quantum gases and may contribute to increasing our knowledge of superfluidity.
Neutrons verify new quantum state
Researchers have proved the existence of spin-spirals in a quantum liquid, where neighboring spins fluctuate collectively as spirals. This phenomenon, known as a 'spiral spin-liquid', was observed using polarized diffuse neutron scattering on an instrument at Forschungszentrum Jülich.
Unusual quantum liquid on crystal surface could inspire future electronics
Electron orbits are directly visualized in a high-magnetic field, showing a quantum fluid state with unique elliptical paths. The discovery could inspire new electronics technologies, particularly in valleytronics and two-dimensional materials.
Novel state of matter: Observation of a quantum spin liquid
Researchers have observed a novel state of matter with quantum spin liquid properties in calcium-chromium oxide monocrystals. Despite conventional expectations, the spins remain collective and dynamic even at extremely low temperatures, exhibiting unique behavior.
ORNL neutron 'splashes' reveal signature of exotic particles
Scientists at ORNL used neutron scattering to observe novel behavior in a two-dimensional magnet, providing evidence for long-sought phenomena in a Kitaev quantum spin liquid. The findings suggest the presence of Majorana fermions, which could be used as the basis for a qubit.
New state of matter detected in a two-dimensional material
A team of researchers has found evidence of a mysterious new state of matter, known as a quantum spin liquid, in a real two-dimensional material. The discovery matches theoretical models and could lead to the development of faster quantum computers.
The quest for spin liquids
Spin liquids are rare phenomena where magnets inside atoms don't order when cooled, exhibiting movement like a liquid. Researchers created a kagome map to understand these materials, potentially leading to new magnetic properties and advancing quantum computing.
Mysterious behavior of quantum liquid elucidated, a world first
Quantum liquids exhibit unique properties in the non-equilibrium regime, contrary to Landau Fermi-liquid theory's predictions. The discovery opens up new avenues for exploring quantum many-body physics through fluctuations.
Quantum model reveals surface structure of water
A new quantum model has been used to determine the molecular structure of water's liquid surface, revealing the intrinsic asymmetry of hydrogen bonds and their role in the surface's molecular orientation. The results accurately capture the properties of liquid water and offer a promising platform for molecular exploration.
X-ray laser probes tiny quantum tornadoes in superfluid droplets
Researchers have discovered a well-organized 3-D grid of quantum tornadoes inside microscopic droplets of supercooled liquid helium. This formation provides proof of the droplets' quantum state and is different from the lone whirlpool that would form in a regular liquid.