Articles tagged with Supercurrents
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A team led by Junichi Shiogai successfully observes the superconducting diode effect in an Fe(Se,Te)/FeTe heterostructure, exhibiting rectification under various temperature and magnetic fields. This breakthrough paves the way for ultra-low energy electronics built from superconductors.
Researchers successfully controlled Andreev bound states in bilayer graphene-based Josephson junctions using gate voltage, observing changes in real-time and confirming theoretical predictions. The discovery enables adjustment of energy levels, opening potential for diverse applications.
Researchers successfully controlled spin waves by using a superconducting electrode, which acts as a mirror to reflect the magnetic field back to the spin wave. This breakthrough offers an energy-efficient alternative to electronics and opens doors for designing new circuits based on spin waves and superconductors.
A team of researchers reviewed the superconducting diode effect, which enables dissipationless supercurrent flow in one direction. The study highlights potential applications for quantum technologies in both classical and quantum computing.
Researchers have developed a new microscope that can measure supercurrent flow at extremely small scales and high energies. The Cryogenic Magneto-Terahertz Scanning Near-field Optical Microscope (cm-SNOM) instrument is being used to study superconductivity, which has applications in quantum computing and medical imaging.
A research group led by Ryuichi Shindou proposes a new phenomenon where magnetic spin and electric charge are converted without energy loss in emergent superfluids of 2D materials. This conversion is made possible by exciton condensates, which exhibit dissipationless supercurrent flows.
Researchers have created a material system exhibiting unusually long-range Josephson effect, enabling macroscopic quantum coherence and potential for spintronic applications. The discovery of 'triplet' superconductivity, where electrons with the same spin circulate, expands possibilities for low-power consumption devices.
A new semiconductor superlattice device enables superconductivity at temperatures as warm as -3°C, paving the way for ultra-low-energy electronics. The study proposes a 3D exciton superfluid state in stacked atomically-thin layers of transition metal dichalcogenide materials.
Researchers have discovered a new higher-order topological insulator, WTe2, which exhibits metallic hinge states and is promising for spintronics. The team used Josephson junctions to visualize the supercurrent flow and found evidence of hinge states on the sides of the material.
Researchers have discovered second harmonic light emissions in superconductors, breaking conventional laws of physics. This finding could lead to breakthroughs in high-speed quantum computing and communication technologies.
Researchers detect a superconducting current along the exterior edge of a topological semi-metal, suggesting ways to unlock 'topological superconductivity' for quantum computing. The discovery uses a crystalline material called molybdenum ditelluride and measures the critical current as it varies with magnetic field.
Physicists have identified how to distinguish between true and 'fake' Majorana states in topological superconductors, a crucial step for advancing the field of quantum computers. By investigating supercurrents, they found that sign reversals can indicate trivial states.
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.