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Superconductivity news
Resistance measurement approach successfully observes topological signatures in multiterminal Josephson junctions
Multiterminal Josephson junctions, nanoscale devices with unique electronic properties, comprise non-superconducting metallic material coupled to three or more superconducting leads. These devices have proved to be promising ...
Fabricating single-photon detectors from superconducting aluminum nanostrips
In quantum computers, information is often carried by single photons and picked up by structures named superconducting nanostrip single-photon detectors (SNSPDs). In principle, traditional type-I superconductors would be ...
Superconductivity
Jan 7, 2025
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Quantum phase transition in indium oxide films defies superconductor norms
A team of physicists at Université Grenoble Alpes, CNRS, in France, working with a colleague from Karlsruhe Institute of Technology, in Germany, has observed an odd quantum phase transition in indium oxide films. In their ...
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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Rethinking the quantum chip: Engineers present new design for superconducting quantum processor
Researchers at the UChicago Pritzker School of Molecular Engineering (UChicago PME) have realized a new design for a superconducting quantum processor, aiming at a potential architecture for the large-scale, durable devices ...
Superconductivity
Dec 10, 2024
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New study reveals quasiparticle loss in extreme quantum materials
A new study by Rice University physicist Qimiao Si unravels the enigmatic behaviors of quantum critical metals—materials that defy conventional physics at low temperatures. Published in Nature Physics Dec. 9, the research ...
Superconductivity
Dec 9, 2024
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Scientists reveal superconductivity secrets of an iron-based material
Scientists at the University of California, Irvine have uncovered the atomic-scale mechanics that enhance superconductivity in an iron-based material, a finding published recently in Nature.
Condensed Matter
Dec 5, 2024
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Slow atomic movements shed new light on unconventional superconductivity
While atoms are known to wiggle very fast, dopants added to a cuprate superconductor can also cause atoms to meander very slowly. An SLAC study shows this process, called atomic relaxation, offers a new way to explore quantum ...
Superconductivity
Dec 5, 2024
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Experiment supports existence of a new type of superconductor
A Yale-led team has found the strongest evidence yet of a novel type of superconducting material, a fundamental science breakthrough that may open the door to coaxing superconductivity—the flow of electric current without ...
Superconductivity
Nov 13, 2024
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187
Can the noble metals become superconductors?
Superconductivity is the phenomenon by which, at sufficiently low temperatures, electric current can flow in a metal with no resistance. While certain metals are excellent superconductors, other metals cannot superconduct ...
Kagome superconductor breaks the rules at record-breaking temperatures
Using muon spin rotation at the Swiss Muon Source SmS, researchers at the Paul Scherrer Institute (PSI) have discovered that a quantum phenomenon known as time-reversal symmetry breaking occurs at the surface of the Kagome ...
Condensed Matter
Nov 6, 2024
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Multicomponent hydride designs could advance science of superconducting materials
New materials designed by a University of Illinois Chicago graduate student may help scientists meet one of today's biggest challenges: building superconductors that operate at normal temperatures and pressures.
Condensed Matter
Nov 5, 2024
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Revealing the superconducting limit of twisted bilayer graphene
Graphene is a simple material containing only a single layer of carbon atoms, but when two sheets of it are stacked together and offset at a slight angle, this twisted bilayer material produces numerous intriguing effects, ...
Condensed Matter
Nov 4, 2024
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Cool journey to the center of the Earth: Researchers build superconducting cryomodule prototype
Patience and complexity are the hallmarks of fundamental scientific research. Work at the Department of Energy (DOE) Office of Science takes time.
Superconductivity
Oct 28, 2024
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Superconductivity researchers solve the mystery of Fermi arcs
High-temperature superconductivity is one of the great mysteries of modern physics: Some materials conduct electrical current without any resistance—but only at very low temperatures. Finding a material that remains superconducting ...
Condensed Matter
Oct 24, 2024
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Superconductivity offers new insights into quantum material MnBi₂Te₄
For the first time since the discovery of the material MnBi2Te4 (MBT), researchers at the University of Twente have successfully made it behave like a superconductor. This marks an important step in understanding MBT and ...
Superconductivity
Oct 23, 2024
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Researchers unveil pressure-tuned superconductivity in natural bulk heterostructure 6R-TaS₂
By combining comprehensive high-pressure measurements and first-principles calculations, a research group has discovered the pressure-induced unusual evolution of superconductivity (SC) and exotic interplay between SC and ...
Condensed Matter
Oct 15, 2024
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Physicists uncover behavior in quantum superconductors that provides a new level of control
A new study has uncovered important behavior in the flow of electric current through quantum superconductors, potentially advancing the development of future technologies like quantum computing.
Superconductivity
Oct 14, 2024
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Novel protocols for estimating Hamiltonian parameters of a superconducting quantum processor could improve precision
Researchers at Freie Universität Berlin, University of Maryland and NIST, Google AI, and Abu Dhabi set out to robustly estimate the free Hamiltonian parameters of bosonic excitations in a superconducting quantum simulator. ...
Scientists realize bulk high-temperature superconductivity in material under high pressure
Recent findings of signatures of high-temperature superconductivity (HTSC) with Tc ≈ 80K at pressures above 14GPa in the crystals of La3Ni2O7 have attracted tremendous research interest as a new family of HTSC.
Superconductivity
Oct 9, 2024
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More news
Superconductivity study confirms existence of edge supercurrents
Unconventional interface superconductor could benefit quantum computing
Researchers observe 'locked' electron pairs in a superconductor cuprate
Team fabricates world's highest-performance superconducting wire segment
New study reviews progress in ternary hydrogen-rich superconductors
New technique measures superconductivity at very high pressures
Physicists move one step closer to topological quantum computing
Other news
Astronomers discover a new dense sub-Saturn exoplanet
Increased AI use linked to eroding critical thinking skills
Exploring an alternate solar system: Research maps impact of 'super-Earth'
A new method to control quantum bound states in superconducting device
Improving Maglev performance with machine learning
New theory links quantum geometry to electron-phonon coupling
Oregon Cascades hide a huge buried aquifer
