Articles tagged with Quantum Computing
A team led by Kenneth Merz used IBM Quantum System One to run Sample-Based Quantum Diagonalization, a new method for simulating molecules in solvent. The approach achieved high chemical accuracy and demonstrated the ability to predict molecular energies and solvation free energy in aqueous solutions.
A new technique has been developed to identify materials needed for large-scale, fault-tolerant quantum computing. The technique uses a scanning tunneling microscope to detect the topological surface state in intrinsic topological superconductors, enabling the identification of promising platforms for topological quantum computing.
Researchers at UCC have developed a technique to determine whether a material can be used in quantum computing microchips. Using a scanning tunneling microscope, they found that Uranium ditelluride (UTe2) is an intrinsic topological superconductor.
Nord Quantique's multimode encoding technology demonstrates better error correction capabilities with fewer qubits, enabling smaller and more powerful quantum systems. The approach also reduces energy consumption and increases confidence information for improved error detection and correction strategies.
The EQUALITY project is developing advanced quantum computer algorithms for strategic industrial problems in areas like energy storage and aerodynamics. A webinar series will highlight these advancements, showcasing novel quantum approaches and their industrial applications.
Researchers at University of Chicago Pritzker School of Molecular Engineering discovered one of the world's thinnest semiconductor junctions within a quantum material. The discovery could lead to ultra-miniaturized electronic components and provides insight into electron behavior in materials designed for quantum applications.
Researchers have identified promising material platforms and pathways to create Z3 parafermions, enabling Fibonacci anyonic statistics and universal topological quantum computation. High-filling states and coupling FQAHE with superconductivity are potential approaches.
Kobe University researchers uncover a new phenomenon in bismuth that masks its surface conductivity, relevant to topological materials suitable for quantum computing and spintronics. The study breaks the principle of bulk-edge correspondence, suggesting 'topological blocking' in other systems.
Scientists successfully simulated real chemical interactions with light, marking a major breakthrough in applying quantum computing to chemistry and medicine. This achievement holds promise for understanding complex light-driven phenomena, such as photosynthesis and cancer research.
The Human Exposome is a global scientific effort to understand the environmental factors that underpin disease and health. The Exposome Moonshot Forum aims to chart this exposome, providing usable metrics and data points for targeted public health interventions.
Silicon spin qubits boast long coherence times and high gate fidelities, enabling universal quantum computers. Recent studies demonstrate gate fidelities required for fault-tolerant operations at temperatures above 1 Kelvin.
Researchers have developed deterministic benchmarking (DB), a more detailed and efficient method for identifying specific types of quantum noise and errors. DB provides accurate information about both coherent and incoherent errors, enabling better calibration of quantum gates.
The 56th Annual Meeting of the American Physical Society's Division of Atomic, Molecular and Optical Physics will present new research on quantum computing, lasers, and Bose-Einstein condensates. Over 1,200 physicists from around the world will convene in Portland, Oregon, June 16-20.
A new technique using Bayesian inference has been developed to rapidly and accurately determine the charge state of electrons in semiconductor quantum dots, which is crucial for quantum computing systems. The method outperforms traditional threshold-based techniques, especially in situations with varying measurement noise.
A USC-led study shows that a quantum annealer outperforms classical algorithms in finding near-optimal solutions to complex problems. The researchers used a D-Wave Advantage processor and implemented error suppression techniques to overcome noise limitations.
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 at UC San Diego develop novel approach to extract essential information from quantum systems, outperforming traditional methods in accurately predicting diverse quantum state properties. Experimental validation demonstrates the effectiveness of this technique in characterizing quantum states despite realistic noise.
Researchers developed an adaptive quantum approximate optimization-based model predictive control strategy to enhance energy efficiency and drive decarbonization in buildings. The approach achieved a 6.8% improvement in energy efficiency and a 41.2% reduction in carbon emissions.
The team fabricated a probabilistic bit device based on manganite nanowires, achieving full control of its probabilistic characteristics with nanoampere-level currents. This p-bit exhibited exceptional computational potential in Bayesian inference tasks, outperforming existing similar probabilistic bits.
Quantum Base, a Lancaster University spin-out, has successfully floated on the London Stock Exchange with a £4.8 million fundraising. The company aims to harness quantum technology to address real-world challenges through its patented Q-ID solution for anti-counterfeiting.
A novel approach combines large language models and quantum computing to predict Salmonella antimicrobial resistance. The SARPLLM algorithm outperforms other models in prediction accuracy.
The collaboration aims to advance research on brain health with a focus on Alzheimer's disease. Initial projects will use CAS Content Collection and advanced technologies, including AI models and quantum computing to build and train disease-specific models.
Researchers successfully demonstrated the UK’s first long-distance ultra-secure transfer of data over a quantum communications network, enabling secure video calls and encrypted medical data transmission. The network uses standard fibreoptic infrastructure and quantum phenomena to enable ultra-secure data transfer.
Researchers have developed an on-chip twisted moiré photonic crystal sensor that can simultaneously measure wavelength, polarization, and perform hyperspectral imaging. The device uses MEMS technology to control the twist and distance between layers in real time.
Cleveland Clinic researchers successfully tested quantum computing's ability to simulate proton affinity, a fundamental chemical process critical to life. The study used machine learning applications on quantum hardware, achieving higher accuracy than classical computing in predicting proton affinity.
Researchers at USC have demonstrated the first optical filter capable of isolating and preserving quantum entanglement, a mysterious phenomenon at the heart of quantum computing. The filter uses anti-parity-time symmetry to strip away noise and reveal a pure, entangled state.
A new study demonstrates significantly enhanced stability of Majorana zero modes in engineered quantum systems, a key advancement towards fault-tolerant quantum computing. The research uses a three-site Kitaev chain design to achieve this stability, providing a promising candidate for building robust quantum computers.
The Albert Einstein Jewish Brazilian Hospital launches a project to evaluate the application of quantum computing in developing new drugs and improving disease diagnosis. Researchers aim to use machine learning and quantum optimization algorithms to analyze rainfall data and predict heavy rainfall events.
A three-site Kitaev chain has been realised using semiconducting quantum dots and superconducting segments, demonstrating increased stability of zero-energy modes compared to two-site chains. The discovery showcases the potential of this approach for scalable Majorana zero mode hosting.
A study by Philip Kurian and colleagues reveals a revised upper bound on carbon-based life's computational capacity, connecting it to the universe's information-processing limit. The discovery of quantum superradiance in cytoskeletal filaments enables eukaryotic organisms to process information through tryptophan networks.
Researchers at Wits University have discovered a way to protect quantum information from environmental disruptions, offering hope for more reliable future technologies. By engineering specific topological properties in quantum states, they can preserve critical information even when disturbed by noise.
A team of researchers from JPMorganChase, Quantinuum, and the University of Texas at Austin have successfully demonstrated certified randomness using a 56-qubit quantum computer. This achievement has significant implications for cryptography, fairness, and privacy, as it enables the generation of truly random numbers that cannot be man...
Researchers developed a method to detect and protect quantum entanglement, a fundamental aspect of quantum computing. The variational entanglement witness (VEW) algorithm optimizes entanglement detection accuracy, differentiating between separable and entangled states.
Researchers at Harvard created a new type of interferometer that can modulate aspects of light in one compact package, enabling precise control over light's frequency and intensity. This breakthrough has the potential to be used in advanced nanophotonic sensors or on-chip quantum computing.
Researchers successfully simulated a complete quantum field theory in more than one spatial dimension using a novel type of quantum computer. This approach enables efficient storage and processing of information, allowing for the observation of fundamental features of quantum electrodynamics.
The SPINUS project has achieved significant milestones in developing solid-state qubits for quantum simulators and computers. Researchers have made progress in spin control, readout, material synthesis, and quantum algorithm development, paving the way for a scalable quantum computer with over 10 qubits.
A new approach to AI developed by Texas A&M University engineers mimics the human brain's neural processes, integrating learning and memory in a single system. This 'Super-Turing AI' has the potential to revolutionize the industry by reducing energy consumption and environmental impact.
Researchers at EPFL have developed a novel acoustic system that can explore condensed matter and their macroscopic properties, circumventing the limitations of quantum phenomena. The system uses sound waves to model quantum probability waves, allowing for direct observation without perturbation.
The University of Osaka and research partners have launched an open-source operating system for quantum computers, enabling cloud-based operation. The OQTOPUS OS can be customized to meet individual user needs and is expected to help make practical quantum computing a reality.
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 have developed a chiral semiconductor that emits circularly polarised light, potentially improving OLED display efficiency and enabling quantum computing. The innovation uses molecular design tricks inspired by nature to create ordered spiral columns of semiconducting molecules.
Researchers have created quantum holograms using metasurfaces and nonlinear crystals, enabling precise control over entangled information. The technology holds promise for practical applications in quantum communication and anti-counterfeiting, with potential to increase information capacity and reduce system size.
Researchers at Osaka Metropolitan University developed new formulas to calculate key quantum informative quantities, including entanglement entropy and mutual information. These simplified expressions offer fresh perspectives into quantum behaviors in materials with different physical characteristics.
Researchers from the University of Warsaw discovered an unexpected order in interatomic collisions, allowing for controlled interactions at higher temperatures. This breakthrough could simplify future experimental realizations and shed light on fundamental questions about quantum and classical worlds.
A team of researchers observed first- and second-order dissipative phase transitions in a two-photon driven Kerr resonator, showcasing the transformative power of quantum systems. The study demonstrates the validity of theoretical predictions and opens new possibilities for engineering stable and responsive quantum systems.
Researchers developed a new approach using metasurfaces to generate multiphoton entanglement, simplifying the process while increasing efficiency. This breakthrough enables the creation of different types of entangled states and facilitates the fusion of multiple pairs into larger groups.
The Global Physics Summit will feature nearly 1,200 sessions and 14,000 presentations on various topics, including astrophysics, climate science, medicine, and quantum information. Registered journalists and public information officers will receive daily emails with meeting information.
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 ...
Researchers at Lancaster University are developing high-performance memory devices using self-assembled molecular technology to overcome the von Neumann bottleneck in computing. The Memristive Organometallic Devices (MemOD) project aims to deliver faster, more stable, and energy-efficient AI hardware.
The Regional Government of Madrid invests 16 million euros in quantum communications research projects, including the MadQuantum-CM initiative. IMDEA Networks and 5TONIC develop next-gen quantum communication protocols and secure key distribution solutions, while Telefónica deploys the MadQCI fibre network.
The first draft of Italy's National Strategy for Quantum Technologies is available online for public consultation. The strategy aims to strengthen the country's position in quantum technologies, with contributions from research experts and stakeholders.
Researchers at the University of Gothenburg have made a breakthrough in developing a new low-cost computer using spintronics, which enables information transmission at room temperature. The study demonstrates the ability to control and synchronize spin waves in complex networks, paving the way for the next generation of Ising machines.
Researchers at Microsoft Quantum Lab West Lafayette advanced complex layered materials for topological quantum computing. The team accurately measured the state of quasi particles, a crucial step towards realizing a topological quantum computer.
Researchers from the University of Oklahoma have discovered a way to stabilize quantum dots, enabling continuous emission at room temperature. This breakthrough could make quantum computing and communication devices more efficient, cheaper, and appealing.
Ben Jones, a UTA physicist, has been recognized for his contributions to developing advanced instruments used in particle physics research. His work focuses on uncovering the origin of neutrino mass and sheds light on fundamental physics at extremely small scales.
A Microsoft team led by UC Santa Barbara physicists has developed an eight-qubit topological quantum processor, opening the door to a more stable and robust quantum computer. The chip utilizes Majorana zero modes for error correction, promising a fault-tolerant system.
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.
Jiang's project, 'CAREER: Efficient and Scalable Deployment Automation for Quantum-Centric Computing', aims to create an end-to-end pilot framework for quantum-centric computing cyberinfrastructure. The proposed deployment services will work for both near-term NISQ and long-term FTQC systems.
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.
The Barcelona Supercomputing Center (BSC) has presented the first quantum computer developed with 100% European technology. The system is part of Quantum Spain, a collaborative effort involving leading research institutions in Spain.