Articles tagged with Superconductors
A Tulane University team is using AI to discover new superconductors, which could improve the nation's electrical grid, medical imaging, and quantum computing. The project combines high-fidelity calculations, physics-aware AI, and experimental measurements to accelerate discovery.
Researchers propose a new time-scaling methodology for superconducting single-flux-quantum (SFQ) circuits, enabling true gate-level 3D integration and compressing time paths. The dual-active-layer structure achieves up to 28.8% net timing compression in large-scale circuits.
Researchers discovered graphene can host multiple superconducting states, some persisting even in the presence of strong magnetic fields. The team found that certain experimental conditions could control the material's properties, leading to a new family of unconventional superconducting states.
A recent study reveals how orbital effects shape the high-field phase diagram of Ising superconductors, providing a theoretical basis for understanding vortex phase transitions at high magnetic fields. The research also demonstrates that finite-momentum pairing configurations can form under in-plane magnetic fields, leading to a new ty...
Researchers from HZDR have successfully analyzed lanthanum superhydrides under extreme pressure, providing direct insights into their atomic properties. The study employed nuclear magnetic resonance spectroscopy and magnetic superlenses to focus high-frequency fields within the sample volume.
Researchers developed a novel tribovoltaic effect-based strategy for human motion energy harvesting, enabling stable direct current output and simplifying system design. Advanced device designs enhance flexibility, durability, and adaptability to complex human motions, making it suitable for wearable applications.
A novel MOF-derived nanoconfined hollow polyhedral bimetallic sulfide heterojunction exhibits enhanced light harvesting efficiency and promotes rapid tetracycline degradation, with a kinetic rate constant five times higher than pristine Ag2S. The material maintained over 90% efficiency in real water matrices.
Researchers have demonstrated that silicon nanospheres can enhance second-harmonic generation in monolayer transition-metal dichalcogenides while preserving valley-polarization information. The study provides design guidelines for efficient, polarization-preserving nonlinear light sources at the nanoscale.
Researchers achieved a transition temperature of 151 Kelvin, setting the stage for future advancements in superconductivity. The breakthrough could lead to more efficient ways to generate, transmit, and store energy, conserving billions of dollars in savings and reducing environmental impacts.
An international team of researchers calls for a coordinated effort to find room temperature superconductors, which could revolutionize technology and everyday life. The team proposes a strategy to systematically search for materials and manipulate their properties using advanced techniques.
Researchers have developed a compact high-temperature superconducting magnetoplasmadynamic thruster, reducing power consumption by 96% and weight by 73%, enabling more efficient space propulsion. The thruster achieved an ultra-high specific impulse of 3,265 seconds, significantly reducing spacecraft fuel requirements and launch costs.
Researchers at NTNU believe they've discovered a potential superconductor, NbRe, that can enable spin-based computing with near-zero resistance. This breakthrough has significant implications for the future of quantum technology and could lead to faster, more energy-efficient computers.
A team of researchers led by Yoshiteru Maeno used magnetic resonance based on muons to investigate the superconducting state of strontium ruthenate. They discovered that the material exhibits spin-singlet superconductivity, which provides crucial insights into the behavior of unconventional superconductors.
By adjusting the ratio of two elements, researchers can switch exotic quantum states on and off in materials highly desired for quantum computing. The team found that changing the correlations between electrons in the material allows for sensitive control over exotic quantum phases.
Physicists have developed a new terahertz microscope that allows them to observe quantum vibrations in superconducting materials for the first time. The microscope enables researchers to study properties that could lead to room-temperature superconductors and identify materials that emit and receive terahertz radiation.
A new study from Kyoto University has identified a one-component superconducting state in strontium ruthenate, defying earlier predictions. The researchers developed a technique to apply shear strain to extremely thin crystals, finding that it had virtually no effect on the superconducting temperature.
Researchers at RIKEN Center for Emergent Matter Science have created a new superconducting thin film from iron telluride, suitable for quantum computing applications. The film's unique crystal structure, resulting from intentional misalignment of atomic layers, reduces lattice distortion and enables low-temperature superconductivity.
Scientists discovered a new electronic state, the 'nodal metal,' which enables room-temperature superconductivity. This breakthrough reveals how electrons behave at high temperatures and provides insights into high-temperature cuprate superconductivity.
Researchers have discovered new evidence of unconventional superconductivity in magic-angle twisted tri-layer graphene, a material that exhibits exotic electronic behavior. The team found that the material's superconducting gap looks very different from typical superconductors, suggesting a unique mechanism for its emergence.
Researchers achieved first superconductivity in nickel-based superconductors in 2019, with critical temperatures reaching up to 80 K in bilayer La₃Ni₂O₇ under high pressure. Recent breakthroughs enable superconductivity at ambient pressure via strain engineering.
A research team developed a comprehensive manufacturing approach for stretchable synaptic transistors, enhancing electro-mechanical stability and learning accuracy. The architecture of devices plays a crucial role in maintaining stable electrical behavior under deformation.
Researchers at the Niels Bohr Institute created an intermediate state between superconductor and total insulation by controlling quantum fluctuations in tiny superconducting islands. This 'anomalous metallic regime' is a crucial step toward more controllable and reliable quantum devices.
Scientists observed tiny but spontaneous distortions in the crystal lattice of Cu_xBi_2Se_3 as it entered a superconducting state. This marks the first clear evidence of a topological superconductor coupling to the crystal lattice, advancing understanding of exotic electronic states.
Researchers have found direct evidence of active flat electronic bands in a kagome superconductor, paving the way for new methods to design quantum materials. The breakthrough could power future electronics and computing technologies.
Researchers at Yonsei University have successfully measured the full quantum metric tensors of Bloch electrons in solids, a breakthrough that could lead to advanced semiconductor technologies and higher transition-temperature superconductors. The study used black phosphorus as a representative material for photoemission measurements.
Researchers mapped the angular dependence of a high-field superconducting state in UTe2, revealing a toroidal halo surrounding a specific crystalline axis. A theoretical model developed by Andriy Nevidomskyy successfully reproduced the nonmonotonic behavior, attributing it to Cooper pairs carrying intrinsic angular momentum
Researchers from HSE MIEM have demonstrated that controlled defect distribution, or correlated disorder, can enhance superconductivity in materials, allowing it to occur at higher temperatures and extend throughout the entire material. This finding could lead to the development of superconductors that operate without extreme cooling.
Researchers develop flexible/stretchable displays using ECLDs, which offer lightweight and intelligent wearable devices. The study explores material selection principles, preparation processes, and applications for ECLDs, highlighting the potential for multi-color displays and wearables.
The study reveals evidence of potential p-wave superconductivity at the LaAlO3/KTaO3 interface and proposes a universal approach for identifying superconducting pairing mechanisms. By analyzing tunneling spectroscopy, the researchers observed distinct spectroscopic behaviors that suggest strong coupling with the superconductor can indu...
A team of scientists has simulated spontaneous symmetry breaking (SSB) at zero temperature using a quantum processor. The system evolved from an antiferromagnetic state to a ferromagnetic quantum state, revealing the formation of ordered patterns and quantum entanglement.
Researchers successfully reproduced high-pressure synthesis reaction of superhydrides using a machine learning model, revealing a unique reaction pathway involving surface melting, hydrogen absorption, and solidification. This breakthrough deepens understanding of high-pressure physico-chemical processes and holds promise for easier de...
Researchers at University of Michigan have discovered a rule-breaking silicone that can conduct electricity, upending assumptions about the material class. The semiconducting properties of the silicone copolymer enable its spectrum of colors, with longer chain lengths producing red tones and shorter chains emitting blue light.
Researchers at TU Wien have discovered a material called murunskite that combines properties of cuprates and pnictides in unexpected ways. Despite the random arrangement of its atoms, murunskite exhibits surprisingly ordered magnetic properties at high temperatures.
An international team led by the Max Planck Institute for Chemical Physics of Solids created three-dimensional superconducting nanostructures with controlled superconducting states and demonstrated motion of nanoscale defects in a 3D bridge-like superconductor. This breakthrough enables the exploration of novel effects and development ...
ITER has completed its pulsed superconducting electromagnet system, the largest and most powerful in the world, with significant contributions from USA, Russia, Europe, and China. The system is expected to produce a tenfold energy gain and demonstrate the viability of fusion as an abundant, safe, carbon-free energy source.
The study reveals significant lattice-driven CDW fluctuations in KV₃Sb₅ at temperatures far exceeding its CDW transition, providing new insights into underlying mechanisms. The research team observed in-plane band folding and lattice distortions at temperatures up to 150 K.
Researchers discovered that chirality induces giant charge rectification in an organic superconductor, exceeding theoretical predictions. The nonreciprocal transport was found to be driven by enhanced spin-orbit coupling and mixing of spin-triplet Cooper pairs.
A new study published in Newton uses artificial intelligence to identify complex quantum phases in materials, significantly speeding up research into quantum materials. The breakthrough applies machine-learning techniques to detect clear spectral signals, allowing for a fast and accurate snapshot of phase transitions.
Recent study on 2M-WS2 reveals coexistence of striped surface charge order with superconductivity, modifying spatial distribution of Majorana bound states. Experimental results demonstrate that surface charge order does not destroy bulk topology but can modify MBS positions.
In extremely thin films of niobium diselenide (NbSe₂), superconductivity becomes confined to the surface when thinner than six atomic layers. This discovery challenges previous theories and could have important implications for understanding superconductivity and developing advanced quantum technologies.
Researchers have identified a copper-free superconducting oxide that exhibits high-temperature superconductivity above 30K, expanding the understanding of unconventional superconductivity. The new material has significant implications for modern electronics and energy-efficient technologies.
Researchers have acquired direct evidence of rare, pulsing pear-shaped structures in the nucleus of Gadolinium-150, a long-lived radioactive isotope. The study provides definitive proof of a strong collective 'octupole excitation' and opens a new window into the quantum world.
Physicists at the University of Cologne have successfully observed Crossed Andreev Reflection in TI nanowires, a crucial step toward engineering Majorana-based qubits. This breakthrough enables reliable control over superconducting correlations in topological insulator nanowires.
Physicists at Queen Mary University of London have discovered that room-temperature superconductivity may be theoretically possible within the laws of our Universe. The research reveals that fundamental constants such as electron mass and Planck constant govern the upper limit of superconducting temperature, which comfortably includes ...
Scientists at Argonne National Laboratory developed a new technique to study surface phonons, revealing striking differences between surface and bulk materials. This breakthrough could enable new avenues for research and applications in quantum technologies, including superconductivity.
Researchers at the University of Houston have achieved a major milestone in finding superconductors that work in everyday conditions. By stabilizing high-pressure-induced superconducting states at ambient pressure, they have opened up new avenues for fundamental research and practical applications.
Researchers at MIT and Harvard University have directly measured superfluid stiffness in magic-angle graphene for the first time, shedding light on its remarkable properties. The study suggests that quantum geometry governs the material's superconductivity, a key step toward understanding its exceptional properties.
Researchers aim to develop room-temperature superconductors using AI and quantum geometry, potentially revolutionizing energy efficiency. The project aims to push boundaries of quantum materials science and superconductivity.
Researchers used advanced X-ray techniques to study infinite-layer nickelates, a promising family of high-temperature superconductors. They found that magnetic fluctuations and spin excitations are present in these materials, regardless of the presence of a capping layer.
A team from Osaka Metropolitan University has developed a crystal patterning method that controls the position and orientation of photochromic crystals, known as diarylethenes. This breakthrough allows for the creation of convex structures with precise control over crystal shape and size.
Researchers at Tokyo Metropolitan University have discovered a new superconducting material with a 'dome-shaped' phase diagram, typical of unconventional superconductors. This breakthrough could lead to the development of high-temperature superconducting materials for wider deployment in society.
Boron-doped diamonds exhibit plasmons, allowing electric fields to be controlled on a nanometer scale, for advanced biosensors and nanoscale optical devices. This discovery could pave the way for new types of biomedical and quantum optical devices.
Researchers have synthesized a novel hydride superconductor A15-La4H23 and observed an unusual metallic state under strong magnetic field conditions. The maximum superconducting critical temperature of 105 K was achieved with the pressure of 118 GPa, expanding our understanding of transport behavior in hydride superconductors.
A Japanese research team investigates the origin of Bi2212's strong optical anisotropy, finding that increasing lead content reduces incommensurate modulation, enabling accurate measurement of optical activity and circular dichroism. This study contributes to understanding high-temperature superconductivity mechanisms.
Researchers have discovered a new phenomenon in quantum-driven superconductors that could lead to more precise control of driven quantum systems. The study, led by IU Professor Babak Seradjeh, explores the role of Floquet Majorana fermions in the Josephson effect and their potential for developing stable quantum computers.
Researchers developed a novel p-n heterojunction photocatalyst combining ultrasmall Te nanoparticles and CN nanosheets, achieving nearly 100% CO conversion selectivity to CO. The internal electric field accelerates electron transfer, reducing electron-hole recombination and enhancing CO reduction efficiency.
Researchers developed an ultra-thin metal oxide semiconductor sensor to monitor human breath in real-time, with fast response and recovery times. The sensor achieved stable operation and recorded changes in respiratory status during various breathing states.
A UIC graduate student has proposed three promising new designs for superconducting materials that could achieve high-temperature superconductivity at room temperature. The designs were published in the Proceedings of the National Academy of Sciences and demonstrate properties needed for very high-temperature superconductivity.
The study reveals that localized electrons drive magnetism in FeSn thin films, challenging existing theories about magnetism in kagome metals. The research could guide the development of materials with tailored properties for advanced tech applications.
Scientists from Brookhaven National Laboratory have developed a new type of qubit that can be easily manufactured without sacrificing performance. The constriction junction architecture offers a simpler alternative to traditional SIS junctions, using a thin superconducting wire instead of an insulating layer.