Articles tagged with Superconduction
Researchers at MANA discovered that atomic-scale steps can guide superconducting vortices, moving them 1,000 times more easily along the steps than across them. This finding opens possibilities for controlling vortex motion and heat flow in future superconducting technologies.
The study reveals three superconducting phases in K₂Cr₃As₃, each with distinct spin configurations and topological properties. Phase B breaks time-reversal symmetry and may host Majorana excitations, while Phase A could host Majorana states at its boundaries.
Researchers Ahmedullah Aziz and Sai Swaminathan received NSF CAREER Awards for their projects in superconducting logic systems and AI for community impact. Aziz will develop superconducting electronics for high-performance computing, while Swaminathan is creating low-cost AI devices for local problem-solving.
MIT researchers have overcome a major challenge holding back the real-world deployment of microwave quantum technologies. They developed a scalable platform that generates pairs of highly correlated radio frequency waves at room temperature, enabling secure communications and high-precision radar and sensing.
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 from KAIST have provided experimental evidence that electrons form a loop-like circulating order (loop-current order) before reaching the superconducting state. This discovery sheds light on the fundamental principles of superconductivity and offers a crucial clue for understanding unconventional superconductivity.
Researchers from MIT developed a technique to detect and precisely measure second-order harmonic corrections in superconducting quantum circuits. This analysis revealed the source of these distortions, which can cause quantum circuits to perform differently than expected.
Researchers at Chalmers University of Technology have demonstrated that several qubits can share the same cable without significantly increasing computation time. This breakthrough technique could enable large-scale quantum computers with thousands of well-functioning qubits, revolutionizing fields like drug development and logistics.
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.
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.
Experimental evidence confirms that a single superconductor can induce electron pairing and synchronization in another material, enabling the creation of a Josephson junction with only one superconductor. This discovery has potential implications for topological superconductors and conventional quantum computers.
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.
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.
Scientists have created a new type of germanium that is superconducting, enabling greater operational speed with less energy consumption. This breakthrough could revolutionize consumer products and industrial technologies, including future quantum circuits and low-power electronics.
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.
The QROCODILE project has achieved record sensitivity in detecting light dark matter particles using superconducting detectors cooled to near absolute zero. The team set new world-leading limits on how dark matter interacts with ordinary matter, opening a door to future breakthroughs.
Recent advances in superconducting quantum computing (SQC) have made significant progress toward fault-tolerant computation and scalable architectures. Innovations in hardware development, gate-level operations, multi-qubit control, and novel qubit encodings are laying the groundwork for next-generation processors.
Researchers in China designed and developed a high-performance double-spoke superconducting cavity with improved electromagnetic and mechanical optimizations. The cryomodule employs carbon fiber tie rods to reduce heat leakage and enhance manufacturability. An optimized cryogenic cooling protocol was also developed to maximize Q-value ...
The research team successfully designed and developed a high-performance double-spoke superconducting cavity with optimized electromagnetic and mechanical features. The cryomodule employs carbon fiber tie rods to reduce heat leakage and allows for positional adjustment of the cavity.
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 ...
Researchers achieved a type of coupling between artificial atoms and photons that could enable readout and processing of quantum information in a few nanoseconds. This breakthrough demonstrates the fundamental physics behind nonlinear light-matter coupling, a crucial step toward realizing fault-tolerant quantum computing.
Researchers have demonstrated a new quantum sensing technique that surpasses conventional methods by counteracting the limitation of decoherence. The study's coherence-stabilized protocol allows for improved sensitivity and detection of subtle signals, with up to 1.65 times better efficacy per measurement.
Researchers introduced an innovative ML model for classifying faults in SRF cavities, utilizing historical data and expert insights to enhance operational stability. The system achieved high accuracy and efficiency, facilitating long-term trend analysis and proactive maintenance strategies.
Researchers at Max Planck Institute developed a tunneling technique to probe superconducting gaps in H3S and D3S, discovering fully open gaps with values of approximately 60 meV and 44 meV. This achievement marks a revolutionary advance towards achieving high-temperature superconductivity.
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 at MIT created a photon-shuttling interconnect that facilitates remote entanglement, a key step toward developing practical quantum computers. The device enables all-to-all communication between multiple superconducting quantum processors, paving the way for more efficient and scalable quantum computing.
Researchers from RIKEN Center for Emergent Matter Science have discovered a groundbreaking way to control superconductivity by adjusting the twist angle of atomically thin layers. This allows for fine-tuning of the superconducting gap, which is crucial for optimizing Cooper pair behavior and developing high-functionality quantum device...
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.
Zuchongzhi-3 achieves quantum supremacy by outperforming classical supercomputers by 15 orders of magnitude, demonstrating the strongest quantum computational advantage in a superconducting system to date. The processor features 105 qubits and 182 couplers, with a coherence time of 72 μs and simultaneous gate fidelities exceeding 99%.
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 ...
Physicists at Aalto University developed a new method to control qubits using a virtual transition and linear chirp of the drive frequency. This approach increases computational power while reducing hardware overhead.
Researchers at TU Wien and ISTA have developed artificial atoms made of superconducting circuits that can be tuned to specific energy values. These 'artificial atoms' enable the storage and retrieval of light, opening up new possibilities for quantum experiments.
Researchers developed a fabrication technique to overcome design challenges for scalable single-photon detectors, enabling ultra-fast detection of photons regardless of direction or polarization. The study provides a comprehensive guide to fabricating high-quality fractal SNSPDs with improved sensitivity and system detection efficiency.
Researchers developed a method to 'translate' optical signals to and from qubits, reducing cryogenic hardware needed. This breakthrough enables scalable quantum computers with increased qubit numbers, laying the foundation for room-temperature networks.
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 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.
Researchers developed high-sensitivity and low-noise infrared superconducting nanowire single-photon detectors, achieving sub-mK temperature resolution. The detectors used photon counting technology, overcoming limitations of conventional semiconductor detectors.
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.
Researchers at Chalmers University of Technology and University of Maryland have engineered a new type of refrigerator that can autonomously cool superconducting qubits to record-low temperatures. This breakthrough paves the way for more reliable and error-free quantum computations.
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 team of scientists has identified key sources of radiation that can interfere with superconducting qubits, leading to errors in quantum computing. By developing effective shielding measures, they aim to improve coherence times and pave the way for practical quantum computing.
Researchers developed a technique to generate synthetic electromagnetic fields on superconducting quantum processors, enabling the exploration of material properties. The technique allows scientists to probe complex phenomena in materials, shedding light on key features such as conductivity and magnetization.
Researchers at NICT and partners developed a new type of superconducting flux qubit that can operate optimally in zero magnetic field. The qubit boasts a coherence time of 1.45 microseconds, marking a significant improvement over previous designs.
Researchers apply computational technique to understand the 'pseudogap', a long-standing puzzle in quantum physics with ties to superconductivity. The discovery helps scientists in their quest for room-temperature superconductivity, enabling lossless power transmission and faster MRI machines.
The researchers identified crystal-symmetry-protected multiple Majorana zero modes (MZMs) in a single vortex of the superconducting topological crystalline insulator SnTe. This discovery offers a new pathway to realizing fault-tolerant quantum computers, which is essential for robust and reliable quantum computing.
Researchers developed a new superconductor material that uses a delocalized state of an electron to carry quantum information. The material could be used to create low-loss microwave resonators for quantum computing, which is critical for reducing decoherence and increasing the stability of qubits.
A team of researchers has discovered a long-range charge-density wave order in a high-temperature superconductor induced by tensile-compressive strain, challenging conventional beliefs about magnetism as the primary driver. The findings have immense promise for elucidating the underlying mechanisms of high-temperature superconductivity.
A team of experimental physicists has achieved a breakthrough in topological quantum computing by inducing superconducting effects in edge-only materials. This discovery could lead to the development of stable and efficient quantum computers, with potential applications in fields like quantum computing and technological advancements.
Researchers have found a special spatially varying superconducting state, one-dimensional superconducting stripes, induced by ferromagnetic proximity effect in an oxide heterostructure composed of EuO and KTaO3. The discovery reveals the intricate coupling between superconductivity and magnetism at oxide interfaces.
Using the Hubbard model, researchers successfully re-created key features of cuprate superconductivity, which has puzzled scientists for decades. The breakthrough demonstrates the worth of simple models in understanding complex physics.
Researchers have adapted a microwave circulator to precisely tune nonreciprocity in quantum computing, simplifying future work. The integrated nonreciprocal device enables controllable quantum interactions, paving the way for more sophisticated quantum computing hardware.
Researchers at NIST have modified a refrigerator to cool materials to within a few degrees above absolute zero, reducing cooldown time by half or quarter. This technology could save an estimated 27 million watts of power and $30 million in global electricity consumption.
Researchers at MIT's EQuS group demonstrate a method to generate highly entangled states and shift between types of entanglement, including volume-law entanglement. This breakthrough offers a way to characterize a fundamental resource needed for quantum computing, enabling better understanding of information storage and processing.
Researchers at HZB have developed a new approach to create and stabilize complex spin textures like radial vortices in various compounds. By using superconducting structures to imprint domains and surface defects to stabilize them, they achieve stable magnetic microstructures that can be used for spintronic applications.
Researchers detect weak fluctuations in superconductivity and reveal a quantum critical point where quantum fluctuations are strongest. The discovery sheds light on the origin of an anomalous metallic state in magnetic fields.
Researchers at MIT and Commonwealth Fusion Systems confirm their high-temperature superconducting magnet design meets the criteria for a compact fusion power plant. The successful test marks a significant milestone in fusion research, with the potential to usher in an era of virtually limitless power production.