Superconductors

Bolometers Operate At Higher Temperatures Using New Superconducting Material

Receivers combining a superconducting hot electron bolometer (HEB) with a reference oscillator are the work horses of supra-terahertz astronomy, observing for example star formation and galaxy evolution. Until now, mainly niobium nitride HEBs—that...
Related topics: Electrons, Space

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A Doubly Magic Discovery

A team of researchers, including scientists from the National Superconducting Cyclotron Laboratory (NSCL) and the Facility for Rare Isotope Beams (FRIB) at Michigan State University (MSU), have solved the case of zirconium-80's missing mass.
Related topics: Scientific Discoveries

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Mkid Detectors Turn Out To Have 100 Times Lower Noise

Scientists use superconducting detectors (MKIDs) to discern the spectrum of exoplanets from their faint glow. Now, researchers from SRON Netherlands Institute for Space Research and TU Delft have observed 100 times lower noise than expected,...
Related topics: Exoplanets

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Study Predicts The Behavior Of A Kondo Cloud In A Superconductor

In recent years, many physicists worldwide have been investigating the behavior of hybrid nanostructures. These are systems that are typically made up of two or more materials. Special attention in this class of structures is paid to magnetic...
Related topics: Physics

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Researchers Observe Localized Phonon Modes At A Heterointerface

Phonons—the quasiparticle describing lattice vibrations in solids—directly dictates various properties of solid state systems, such as the thermal conductivity, electron mobility, structural stability and conventional superconductivity. Since in...
Related topics: Electrons

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Study Gathers Evidence Of Topological Superconductivity In The Transition Metal 4hb-tas2

Topological superconductors are a class of superconducting materials characterized by sub-gap zero energy localized modes, known as Majorana boundary states (MBSs). These materials are promising for the development of quantum computing technology.
Related topics: Quantum, Physics

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Electron Family Creates Previously Unknown State Of Matter

Researchers have demonstrated a completely novel state of matter in a metal. It is created by the combination of four electrons -- until now, only electron pairs were known. This discovery could lead to a new type of superconductivity, an entirely...
Related topics: Electrons, Scientific Discoveries

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A New Dimension In Magnetism And Superconductivity Launched

An international team of scientists from Austria and Germany has launched a new paradigm in magnetism and superconductivity, putting effects of curvature, topology, and 3D geometry into the spotlight of next-decade research. The results are...

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A Superconducting Silicon-photonic Chip For Quantum Communication

Integrated quantum photonics (IQP) is a promising platform for realizing scalable and practical quantum information processing. Up to now, most of the demonstrations with IQP focus on improving the stability, quality, and complexity of experiments...
Related topics: Quantum, Physics

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The Observation Of Correlated States And Superconductivity In Twisted Trilayer Graphene

When two layers of graphene or of other two-dimensional (2D) materials are stacked on top of each other with a small angle misalignment, the crystal lattices produced by each layer are spatially 'out of synch'. This results in a unique structural...
Related topics: Graphene

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Making The Strange Metal State In High Temperature Superconductors Even Stranger

Researchers have uncovered a striking new behavior of the 'strange metal' state of high temperature superconductors. The discovery represents an important piece of the puzzle for understanding these materials.
Related topics: Scientific Discoveries

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Unmasking The Magic Of Superconductivity In Twisted Graphene

The discovery in 2018 of superconductivity in two single-atom-thick layers of graphene stacked at a precise angle of 1.1 degrees (called 'magic'-angle twisted bilayer graphene) came as a big surprise to the scientific community. Since the discovery,...
Related topics: Graphene, Scientific Discoveries

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Key Magnet Installed At Sphenix Detector

After years of careful planning, crews at the U.S. Department of Energy's Brookhaven National Laboratory installed an enormous superconducting magnet that will be the centerpiece of the sPHENIX detector. sPHENIX is an ongoing upgrade to the PHENIX...

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Experiments Reveal Formation Of A New State Of Matter: Electron Quadruplets

The central principle of superconductivity is that electrons form pairs. But can they also condense into foursomes? Recent findings have suggested they can, and a physicist at KTH Royal Institute of Technology today published the first experimental...
Related topics: Electrons, Physics

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Why Skyrmions Could Have A Lot In Common With Glass And High-temperature Superconductors

Spawned by the spins of electrons in magnetic materials, these tiny whirlpools behave like independent particles and could be the future of computing. Experiments with SLAC's X-ray laser are revealing their secrets.
Related topics: Electrons, Laser

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Induced Flaws In Quantum Materials Could Enhance Superconducting Properties

In a surprising discovery, an international team of scientists found that deformations in quantum materials that cause imperfections in the crystal structure can actually improve the material's superconducting and electrical properties.
Related topics: Quantum, Physics, Scientific Discoveries

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Induced Flaws In Quantum Materials Could Enhance Superconducting Properties

In a surprising discovery, an international team of researchers, led by scientists in the University of Minnesota Center for Quantum Materials, found that induced imperfections in the crystal structure of quantum materials can actually improve the...
Related topics: Quantum, Physics, Scientific Discoveries

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Spectral Resolution Of Superconducting Single Photon Detectors More Than Doubled

Scientist use superconducting detectors (MKIDs) to capture single photons coming from exoplanets. MKIDs constantly monitor their own kinetic inductance, which changes proportionally to the energy of an incoming photon. Researchers from SRON...
Related topics: Exoplanets

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Connecting The Dots Between Material Properties And Qubit Performance

Scientists studying superconducting qubits identified structural and chemical defects that may be causing quantum information loss -- an obstacle to practical quantum computation.
Related topics: Qubits, Quantum, Physics

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China's 'artificial Sun' Could Generate Electricity In A Decade In Race To Harness Fusion Technology

China reached a new nuclear fusion milestone in June when the Experimental Advanced Superconducting Tokamak, (EAST) at the its Academy of Sciences, reached 120 million degrees Celsius (216 million degrees Fahrenheit), which it maintained for 101...
Related topics: Sun

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