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Current Quantum News and Events

Current Quantum News and Events, Quantum News Articles.
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The observation of topologically protected magnetic quasiparticles
A team of researchers from Tohoku University, J-PARC, and Tokyo Institute of Technology conducted an in-depth study of magnetic quasiparticles called 'triplons.' The team conducted the study with a low-dimensional quantum magnet, Ba2CuSi2O6Cl2, using neutron inelastic scattering by AMATERAS at J-PARC. (2019-06-26)
Building a bridge to the quantum world
Entanglement is one of the main principles of quantum mechanics. (2019-06-26)
Experimental physicists redefine ultrafast, coherent magnetism
For the first time ever, experimental physicists have been able to influence the magnetic moment of materials in sync with their electronic properties. (2019-06-26)
A further step towards reliable quantum computation
A team of physicists from the University of Vienna and the Austrian Academy of Sciences introduces a novel technique to detect entanglement even in large-scale quantum systems with unprecedented efficiency. (2019-06-25)
Machine learning reveals how strongly interacting electrons behave at atomic level
A team of scientists from the Universities of Oxford, Cornell and San Jose State, collaborating across theoretical and experimental physics and computer science, have developed and trained a new Machine Learning (ML) technique, to finally understand how electrons behave in important quantum materials. (2019-06-25)
Research reveals exotic quantum states in double-layer graphene
Researchers from Brown and Columbia Universities have demonstrated previously unknown states of matter that arise in double-layer stacks of graphene, a two-dimensional nanomaterial. (2019-06-25)
How to bend waves to arrive at the right place
Under certain circumstances, a wave can split into several paths, reaching some places with high intensity, while avoiding others almost completely. (2019-06-24)
Targeting individual atoms
In recent decades, NMR spectroscopy has made it possible to capture the spatial structure of chemical and biochemical molecules. (2019-06-24)
Resonance-enhanced tunneling induces F+H2 reaction in interstellar clouds
Scientists from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences and their collaborators investigated the mechanism of rapid reactivity of the F + H2 reaction at low temperature and found that rapid reactivity was actually induced by resonance-enhanced tunneling. (2019-06-24)
A new theory for trapping light particles aims to advance development of quantum computers
Researchers have developed a new protocol for ensuring the stability of data when photons are stored for extended periods of time. (2019-06-24)
NIST team supersizes 'quantum squeezing' to measure ultrasmall motion
Physicists at the National Institute of Standards and Technology (NIST) have harnessed the phenomenon of 'quantum squeezing' to amplify and measure trillionths-of-a-meter motions of a lone trapped magnesium ion (electrically charged atom). (2019-06-20)
A sound idea: a step towards quantum computing
Researchers at the University of Tsukuba and the University of Pittsburgh have developed a new method for using lasers to create tiny lattice waves inside silicon crystals that can encode quantum information. (2019-06-19)
Secure quantum communications in the microwave range for the first time
Mikel Sanz, of the Physical Chemistry Department of UPV/EHU, leads the theoretical group for an experiment published by the prestigious magazine, Nature Communications. (2019-06-19)
Researchers find quantum gravity has no symmetry
Using holography, researchers have found when gravity is combined with quantum mechanics, symmetry is not possible. (2019-06-19)
Perfect quantum portal emerges at exotic interface
Researchers at the University of Maryland have captured the most direct evidence to date of Klein tunneling, a quantum quirk that allows particles to tunnel through a barrier like it's not even there. (2019-06-19)
OU physicists show novel Mott state in twisted graphene bilayers at 'magic angle'
A University of Oklahoma physics group sheds light on a novel Mott state observed in twisted graphene bilayers at the 'magic angle' in a recent study just published in Physical Review Letters. (2019-06-19)
Quantum music to my ears
It sounds like an old-school vinyl record, but the distinctive crackle in the music streamed into Chris Holloway's laboratory is atomic in origin. (2019-06-18)
Story tips from the Department of Energy's Oak Ridge National Laboratory, June 17, 2019
New builders' tool by ORNL assesses design performance before construction begins; new pressure technique to manipulate magnetism in thin films could enhance electronic devices; ORNL outlines quantum sensing advances for better airport scanning, other applications. (2019-06-17)
Immortal quantum particles
Decay is relentless in the macroscopic world: broken objects do not fit themselves back together again. (2019-06-14)
New quantum dot microscope shows electric potentials of individual atoms
Researchers from Jülich in cooperation with partners from other institutions has developed a new method to measure the electric potentials of a sample at atomic accuracy. (2019-06-13)
Mysterious Majorana quasiparticle is now closer to being controlled for quantum computing
Using a new approach, Princeton University researchers detected the elusive Majorana quasiparticle, notable for being its own antiparticle and for its potential as the basis for a robust quantum computing system, in a device built from a superconductor, small magnetic elements, and a topological insulator. (2019-06-13)
Discovery of field-induced pair density wave state in high temperature superconductors
Superconductors are quantum materials that are perfect transmitters of electricity and electronic information. (2019-06-12)
Light-powered nano-organisms consume CO2, create eco-friendly plastics and fuels
University of Colorado Boulder researchers have developed nanobio-hybrid organisms capable of using airborne carbon dioxide and nitrogen to produce a variety of plastics and fuels, a promising first step toward low-cost carbon sequestration and eco-friendly manufacturing for chemicals. (2019-06-11)
Penn engineers design nanostructured diamond metalens for compact quantum technologies
By finding a certain kind of defect inside a block of diamond and fashioning a pattern of nanoscale pillars on the surface above it, Penn Engineering researchers can now control the shape of individual photons emitted by the defect. (2019-06-11)
A new candidate for dark matter and a way to detect it
Two theoretical physicists at UC Davis have a new candidate for dark matter and a possible way to detect it. (2019-06-10)
New research unlocks properties for quantum information storage and computing
Researchers at Rensselaer Polytechnic Institute have come up with a way to manipulate tungsten diselenide (WSe2) -- a promising two-dimensional material -- to further unlock its potential to enable faster, more efficient computing, and even quantum information processing and storage. (2019-06-06)
Probing semiconductor crystals with a sphere of light
Tohoku University researchers have developed a technique using a hollow sphere to measure the electronic and optical properties of large semiconducting crystals. (2019-06-06)
The physical limit of quantum optics resolves a mystery of computational complexity
Recently, Prof. Man-Hong Yung, associate professor of SUSTech and his colleagues published a paper 'Universal bound on sampling bosons in linear optics and its computational implications' in National Science Review (NSR), offering a complete solution to the open problem posed by Prof. (2019-06-04)
Researchers develop superconducting quantum refrigerator
University of Rochester researchers harnessed superconductivity to conceive of a quantum refrigerator that could cool atoms to nearly absolute zero temperatures. (2019-06-04)
Tuning the topological insulator Sb2Te3: Just add iron
Iron-doping of the topological insulator Sb2Te3 results in useful electronic and magnetic properties, quantified in a recent FLEET study at the University of Wollongong. (2019-06-03)
Physicists can predict the jumps of Schrodinger's cat (and finally save it)
Yale researchers have figured out how to catch and save Schrödinger's famous cat, the symbol of quantum superposition and unpredictability, by anticipating its jumps and acting in real time to save it from proverbial doom. (2019-06-03)
Breaking the symmetry in the quantum realm
For the first time, researchers have observed a break in a single quantum system. (2019-05-31)
NIST physicists 'teleport' logic operation between separated ions
Physicists at the National Institute of Standards and Technology (NIST) have teleported a computer circuit instruction known as a quantum logic operation between two separated ions (electrically charged atoms), showcasing how quantum computer programs could carry out tasks in future large-scale quantum networks. (2019-05-30)
New substance can form in the OA process of crystal growth, new study reveals
Chinese scientists from the Institute of Solid State Physics (ISSP) under the Hefei Institutes of Physical Science of the Chinese Academy of Scienceshave revealed that a new substance can form during the oriented attachment (OA) process of crystal growth, which may shed new light on the microscopic mechanism of crystal growth. (2019-05-29)
Secure metropolitan quantum networks move a step closer
Successful new field tests of a continuous-variable quantum key distribution (CV-QKD) system over commercial fiber networks could pave the way to its use in metropolitan areas. (2019-05-29)
Quantum information gets a boost from thin-film breakthrough
Efforts to create reliable light-based quantum computing, quantum key distribution for cybersecurity, and other technologies got a boost from a new study demonstrating an innovative method for creating thin films to control the emission of single photons. (2019-05-29)
Beyond 1 and 0: Engineers boost potential for creating successor to shrinking transistors
A materials scientist from the University of Texas at Dallas has offered a solution to the fast-approaching physical minimum for transistor size: a multi-value logic transistor based on zinc oxide, capable of two stable intermediate states between 0 and 1. (2019-05-29)
Researchers introduce novel heat transport theory in quest for efficient thermoelectrics
NCCR MARVEL researchers have developed a novel microscopic theory that is able to describe heat transport in very general ways, and applies equally well to ordered or disordered materials such as crystals or glasses and to anything in between. (2019-05-28)
Ultra-cold lithium atoms shedding light on superfluid formation
A new study resolves a long-standing debate about what happens at the microscopic level when matter transitions into a superconducting or superfluid state. (2019-05-28)
Copenhagen researchers break quantum limit in precision of force and position measurements
Researchers of the Schliesser Lab at the Niels Bohr Institute, University of Copenhagen, have pushed the precision of force and position measurements into a new regime. (2019-05-28)
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