Articles tagged with Quantum Matter
Physicists at Rice University have found telltale signs of antiferromagnetic spin fluctuations coupled to superconductivity in uranium ditelluride, a rare material promising fault-free quantum computing. The discovery upends the leading explanation of how this state of matter arises in the material.
Researchers propose a method using optical cavities to enhance atom interferometers, enabling extreme momentum transfer for detecting dark matter and gravitational waves. This could facilitate breakthroughs in fundamental physics and future applications.
Researchers develop theory on exploiting space reflection and time reversal symmetries to control transport and correlations in quantum materials. The discovery may lead to the design of future quantum devices relying on strong correlations and exceptional points in oligomer chains.
Scientists from TUM and Google Quantum AI used a highly controllable quantum processor to simulate exotic particles called anyons, which can emerge as collective excitations in two-dimensional systems. The study reveals the properties of these particles through braiding statistics, a key feature of topologically ordered states.
A team of researchers has developed a simple and efficient method of quantum encryption using single photons, which can detect any attempt to hack the message. The breakthrough brings us closer to securing our data against quantum computers' potential attacks.
Physicists from Exeter and Zaragoza develop a theory to engineer non-reciprocal flows of quantum light and matter, paving the way for novel devices with directional character. This breakthrough may lead to the creation of quantum technologies requiring efficient, directional energy transfer.
The attoscience community has clarified points of tension through discussions among researchers, exploring the scope and nature of analytical and ab-initio approaches. Researchers also investigated the physical observables of quantum tunnelling experiments, aiming to explain differing conclusions.
Two small-scale experiments, a quantum dark matter detector and a particle accelerator, aim to detect sterile neutrinos. If successful, they could improve cancer treatment by producing radioactive isotopes.
Scientists from Skoltech and the University of Southampton created an all-optical lattice that houses polaritons, quasiparticles with half-light and half-matter properties. They demonstrated breakthrough results for condensed matter physics and flatband engineering.
The 2021 Fall Meeting of the APS Division of Nuclear Physics presents cutting-edge research on nuclear astrophysics, quantum technology, and rare isotopes. Researchers will discuss breakthroughs such as the most precise measurement of neutron lifetime and novel experiments measuring neutron skin in calcium.
The game app 'Kitty Q' combines science and entertainment to introduce children and teenagers to quantum physics, with a focus on attracting girls to STEM fields. The app features over 20 puzzles based on scientific facts from quantum physics, designed to awaken curiosity and encourage trying things out.
Researchers have found exotic topological features in soft matter, a discovery that challenges our understanding of physics. The study reveals that such features are widespread and can be observed in everyday environments, including living organisms.
Researchers at TU Wien have invented a new cooling concept that combines thermodynamics and quantum physics to break low-temperature records. By using quantum effects to cool a cloud of ultracold atoms, they achieved temperatures closer to absolute zero than ever before.
Scientists have found a way to control the behavior of Higgs modes within iron-based superconductors using laser light, opening up new possibilities for quantum sensors and high-speed computing. This discovery could lead to breakthroughs in understanding the universe's fundamental nature.
Researchers at USTC achieve experimental verification of distribution quantum phase estimation, surpassing classical limits in metrology. They demonstrate enhanced sensitivity in measuring multiple parameters simultaneously with high precision.
Scientists have created a novel artificial material made of thin layers of nickelates, which can accurately control electronic properties and develop energy-efficient devices. By refining the layers to eight atoms, the entire sample behaves like a single material with one large jump in conductivity.
Researchers at Columbia University have observed fractional quantum Hall states (FQHS) in a monolayer 2D semiconductor, demonstrating excellent intrinsic quality and establishing it as a unique test platform for studying FQHS. The study reveals unexpected behavior and suggests that 2D semiconductors are close-to-ideal platforms to furt...
Researchers have created the first quantum phase battery, which induces supercurrents in a quantum circuit by providing a persistent phase difference. The battery consists of an indium arsenide nanowire and aluminum superconducting leads.
The German Research Foundation has approved a new Collaborative Research Center (CRC/Transregio 288) 'Elastic Tuning and Response of Electronic Quantum Phases of Matter' at Mainz University. Researchers will investigate quantum materials with properties that can be controlled by mechanical deformation.
Scientists have successfully demonstrated the ability to control the spin of atom-like impurities in a 2D material, opening up new possibilities for quantum sensing and applications. The discovery has enormous potential for use in nanoscale medical diagnostics, GPS-free navigation, and other fields.
The study reveals a new electronic state of matter where electrons form bunches of two, three, four and five electrons behaving like new types of particles. Researchers recognized a sequence within Pascal's Triangle that helped them understand the discovery, which features properties related to quantum entanglement.
Researchers at LMU Munich and the Max Planck Institute of Quantum Optics successfully simulated a specific lattice gauge theory using two-component ultracold bosons in optical superlattices. The study provided a controlled view of fundamental physical phenomena, including the interactions between particles mediated by gauge fields.
Researchers at Iowa State University have demonstrated the ability to control macroscopic supercurrents using terahertz light, a breakthrough that could lead to faster and more efficient quantum computers. This discovery opens up new avenues for electromagnetic design of emergent materials properties and collective coherent oscillations.
Scientists have made a breakthrough in understanding the behavior of strongly interacting electrons using machine learning techniques, discovering a new state called Vestigial Nematic State. The technique uses artificial neural networks to recognize different forms of electronic matter and reveals symmetries of complex image-arrays fro...
The DFG has approved a collaborative Cluster of Excellence ct.qmat at TU Dresden and JMU Würzburg, aiming to establish a globally leading centre for quantum materials research. The cluster will focus on understanding, controlling and applying topological states of quantum matter.
Researchers have discovered a quantum state of matter that can be tuned at will, opening possibilities for next-generation nanotechnologies and quantum computing. The discovery allows for the control of an exotic topological quantum magnet at the quantum level.
Researchers at Johns Hopkins University have detected electrical dipole fluctuations in a quantum material at extremely low temperatures, revealing a new property of quantum matter. The study uses Raman spectroscopy to observe the irregular oscillations of tiny charged poles on the material.
Researchers use ultrafast spectroscopy and terahertz pulses to uncover a new state of matter in superconducting alloys, which could enable faster, heat-free quantum computing and information storage.
Researchers in UCSB/Google group aim to demonstrate quantum supremacy with superconducting qubits, overcoming challenges of decoherence and error correction. Their goal is to build a qubit system capable of exploring complex states efficiently, enabling applications in condensed matter physics, chemistry, and materials.
Physicists at ITMO University and University of Sheffield created a polariton crystal lattice with adjustable geometry. The lattice's properties can be modified, allowing for the study of quantum effects and potential applications in optical computing.
Researchers created a synthetic crystal for ultracold atoms and emulated key properties of a one-dimensional topological material. The team's findings open up new possibilities for studying non-equilibrium quantum dynamics in exotic systems.
A team of researchers has successfully recreated Hofstadter's butterfly using quantum simulators, enabling the simulation of exotic electronic conduction properties. This breakthrough could lead to the development of new materials with unique properties.
A team of physicists from Harvard University has developed a special type of quantum computer, known as a quantum simulator, which is programmed by capturing super-cooled rubidium atoms with lasers. The system could shed new light on material properties and complex optimization problems.
A study published in Nature Quantum Materials suggests that observing a flow of energy or particles can alter its direction, defying classical thermodynamics. Researchers propose new strategies for designing quantum transport devices with direction control.
Researchers have demonstrated a new type of computer that uses polaritons, a combination of light and matter, to solve complex problems. The system works by creating a potential landscape and forcing the polaritons to condense at its lowest point, enabling it to find optimal solutions.
Researchers at Oak Ridge National Laboratory have observed the Higgs amplitude mode with an infinite lifetime, providing new insights into exotic materials. The discovery was made using sophisticated neutron scattering techniques in a two-dimensional material.
Scientists have experimentally realized a stable exotic quantum state that resists mixing due to disorder, defying predictions of conventional quantum mechanics. The discovery could have implications for the development of robust quantum computers.
A new paper by Holger Hofmann reveals that quantum particles' motion is not deterministic and emerges only at the macroscopic limit. The Heisenberg uncertainty principle prevents the observation of trajectories, leading to a fundamental scale where classical physics breaks down.
Researchers develop a new approach to coupling Rydberg atoms to surfaces, reducing electric fields and enabling hybrid quantum systems. The findings show promise for the second quantum revolution in engineering quantum matter with arbitrary precision.
Researchers have successfully created and observed knotted solitary waves, or knot solitons, in a quantum field. The discovery opens up new avenues of study for understanding the properties of quantum mechanics and its potential applications in fields such as cosmology and quantum computers.
UBC physicists successfully induce superconductivity in single-layer graphene by coating it with lithium atoms, opening up new possibilities for graphene electronics and nanoscale quantum devices. The breakthrough has significant cross-disciplinary impacts, with potential applications in computing, medicine, and sustainable energy.
Researchers at the University of Leeds have successfully altered quantum interactions to generate magnetism in non-magnetic metals by removing electrons using a carbon molecule interface. This breakthrough enables the use of abundant and harmless elements like carbon and copper, crucial for future technologies such as quantum computers.
Researchers at the University of British Columbia have detected 'charge ordering' in electron-doped cuprate superconductors for the first time, revealing a new avenue to study charge ordering and superconductivity. This finding challenges previous assumptions about the relationship between charge ordering and pseudogap states.
UBC researchers have discovered a universal electronic state that controls the behavior of high-temperature superconducting copper-oxide ceramics. The work reveals the existence of 'charge-density-waves', which carry the seeds of superconductivity emerging in these materials.
Researchers successfully created artificial magnets using quantum matter waves of Rubidium atoms. The team's innovative method mimics the behavior of traditional magnets, allowing for clearer understanding and potential applications in fields like data storage and medical instrumentation.
Researchers Xiao-Gang Wen and collaborators introduce a new system for classifying symmetry-protected phases of matter, potentially increasing our ability to design states of matter for superconductors and quantum computers. This reclassification provides insight into the fascinating world of quantum entanglement.
Researchers at RIKEN Advanced Science Institute successfully demonstrate coherent quantum phase slip (CQPS) in a narrow superconducting wire, shedding light on an elusive phenomenon. This breakthrough enables the development of novel quantum devices that exploit CQPS functionality.
Understanding quantum jamming physics is essential for miniaturizing electronics, as it affects device properties and wire connections. Researchers have made progress in one-dimensional quantum many-particle physics, revealing new collective phenomena that emerge when matter is confined to narrow channels.
Researchers created a record-breaking gas mixture of Lithium 6 and Potassium 40 using an ultra-freeze trap, increasing the number of atoms under study to a few billion. This breakthrough will aid in simulating subatomic-scale phenomena and understanding quantum mechanical effects in neutron stars.
Researchers at the University of Vienna and Austrian Academy of Sciences have successfully simulated a frustrated quantum system using entangled photons. The experiment offers enormous potential for future quantum simulators to study complex quantum phenomena.
Physicists at Rice University report a simple scaling behavior in electronic excitations of a related material, providing direct evidence of large-scale electronic consequences of quantum critical effects. The study reveals that variables from classical physics cannot explain all observed macroscopic properties at quantum critical points.
The EuroQUAM inauguration conference in Barcelona showcased cutting-edge results in cold quantum matter, a field with applications in high-precision measurement and quantum information. The conference aimed to stimulate collaborations between experiment and theory, highlighting the high quality of research in Europe.
Theoretical physicists discovered that measuring quantum particles causes interference, leading to a 'relaxed' state analogous to classical chaotic scattering. This finding has implications for quantum computing and information theory.
Researchers at the University of California - Santa Barbara and Ames Laboratory have discovered how fundamental particles in matter lose their quantum mechanical properties through interactions with their environment. This finding is key to unraveling how the classical world emerges from interacting quantum particles in matter.
Researchers propose a new state, called the quantum spin Hall effect, which can carry electric currents without doping and displays reduced energy dissipation. This topologically distinct state has extraordinary properties, including edge confinement of electrical current.
Physicists have observed an elusive quantum state where fermions with mismatched numbers of dance partners exhibit unbalanced superfluid behavior. This finding has opened new avenues for investigation, particularly in the context of exotic matter found in Quark Stars.
For the first time, researchers at Rice University have succeeded in creating and observing an elusive and long-sought quantum state. The team cooled a mixture of fermionic lithium-6 atoms to extremely low temperatures, allowing them to study superfluidity with precision.
Researchers from Rice University and international teams found a collapse of Fermi volume in quantum critical matters, leading to new insights into exotic electronic properties. This discovery may provide routes to new classes of material and shed light on high-temperature superconductivity.