Articles tagged with Quantum Computing
Researchers at Virginia Tech have developed a method to reduce noise in quantum computers by using a geometric approach. By adjusting the shape of a 3D space curve, they can design pulses that suppress noise errors and improve performance. This breakthrough brings us closer to large-scale quantum computing.
Researchers create a new method that combines quantum and classical computing to solve optimization problems more efficiently, potentially achieving higher accuracy and quantum advantage. The QIAPO project aims to improve the performance of industrial processes and distribution by finding more efficient solutions.
Scientists at Linköping University successfully created quantum bits using perovskite materials, overcoming previous theoretical limitations. The breakthrough enables the creation of more affordable quantum computers with improved scalability.
The University of Cambridge has launched a major strategic partnership with IonQ to develop the UK's most powerful quantum computer, accelerating research and discovery in quantum science and technology. The partnership will support the creation of the IonQ Quantum Innovation Centre, housing a state-of-the-art 256-qubit quantum computer.
The Mayo Clinic team developed a quantum-powered model that can detect movement intention from brain activity, potentially helping people with paralysis. The achievement marks one of Mayo Clinic's first end-to-end clinical applications of quantum computing.
MIT researchers have developed a new photonic device that efficiently beams light into free space, enabling advanced displays, high-speed optical communications, and larger-scale quantum computers. The device uses an array of microscopic structures to project detailed, full-color images and precisely control quantum bits, paving the wa...
The Global Physics Summit will feature over 12,000 individual presentations on new research in astrophysics, particle physics, and quantum information science. Registered journalists and public information officers will receive daily emails with information during the meeting.
Researchers at Politecnico di Milano and CNR have developed a new ultrafast computer technology controlled by light, potentially hundreds of times faster than traditional electronics. The technology manipulates the state of electrons in matter using oscillating light, enabling operations at rates above 10 terahertz.
The partnership aims to advance embodied intelligence and humanoid robotics, focusing on whole-body motion control, dexterous manipulation, and brain-eye-hand coordination. The collaboration will drive practical implementations in areas like intelligent robotics and brain-computer interfaces.
A new framework called compilation-based quantum process tomography (CQPT) has been introduced to simplify the process of determining a quantum device's behavior. CQPT uses a single measurement outcome per input state, making it more efficient and scalable than traditional methods.
Researchers at UC Santa Barbara have identified a hydrogen-free, telecom-wavelength quantum-light emitter in silicon, called the CN center. This defect reproduces key electronic and optical properties of the T center, making it a promising alternative for practical quantum devices.
Researchers have achieved a crucial building block for new quantum computers by realizing a novel type of quantum logic gate that works with pairs of photons in four different states, enabling new opportunities for optical quantum computing. This milestone opens up possibilities for faster calculations and improved stability.
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.
Giant superatoms combine two quantum-mechanical constructs to suppress decoherence and create entanglement, opening opportunities for scalable and reliable quantum systems. This breakthrough enables quantum information to be protected, controlled, and distributed in new ways.
The Harvard team developed a new microfabrication method to produce high-performance, curved optical mirrors with extremely smooth surfaces. The mirrors can control light at near-infrared wavelengths, enabling fast and efficient quantum networking.
Physicists Guido Burkard and Joris Kattemölle from the University of Konstanz have developed a method to simplify quantum simulations by harnessing symmetry, streamlining the calculation process for complex systems. By using recurring patterns in the quantum systems, they significantly reduce the required computational effort.
Researchers at NICT successfully demonstrated simultaneous communications with 10 devices using a hybrid signal processing method combining quantum annealing and classical computing. This breakthrough addresses the massive connectivity requirements of 6G networks, enabling real-time detection for up to 60,000 possible signal combinations.
Researchers at PolyU have discovered that combining music and empathetic speech in robots can foster a stronger bond between humans and machines. Music enhances the emotional resonance of on-screen robots, making interactions feel more real, but its impact diminishes over time.
The Global Exposome Forum is a global initiative that aims to understand the complex interplay between biological, chemical, and environmental exposures and human health. The project has partnered with national governments, scientific institutions, and large membership-led organizations to advance exposomics science.
Researchers developed a new chip architecture called QARPET, which allows for the characterization of hundreds of qubits under the same operating conditions. The platform features a tiled approach to qubit measurement, making it efficient and scalable.
Researchers control light emission from individual molecules, enabling future technologies like quantum computing and ultra-dense displays. The team's roadmap includes achieving stable, room-temperature single-photon emission by 2026 and integrating multiple devices for small-scale quantum information processing.
The American Physical Society's Global Physics Summit will feature over 10,000 individual presentations on new research in astrophysics and particle physics. Attendees can book discounted hotel rates near the Colorado Convention Center until February 12 to receive a discount.
Researchers create ultra-coherent and efficient photonic integrated circuits by extending optical fiber's ultralow loss performance to silicon wafers. This breakthrough paves the way for precision measurements, AI data-center communications, and quantum computing applications.
Scientists have developed prototype devices with lower noise levels than conventional electronics, using unconventional materials to form nanowires. These materials exhibit a unique property where noise drops as the electrical current increases, enabling potential applications in ultralow-noise communication and sensor technologies.
A new regenerator material composed solely of copper, iron, and aluminum can achieve cryogenic temperatures without using rare-earth metals or liquid helium. The material utilizes a special property called frustration found in magnetic materials to demonstrate practical-level performance.
A team of researchers has developed a novel single-photon source that combines on-demand operation with record-high photon quality in the telecommunications C-band. This achievement brings deterministic quantum dot sources into the same performance regime as probabilistic SPDC sources, enabling applications such as measurement-based qu...
Scientists at Chalmers University of Technology have created a novel quantum refrigerator that utilizes problematic noise to cool down extremely low temperatures. The innovative design enables precise control over heat and energy flows, making it an essential component for scaling up quantum technology.
A team at Stanford University developed a new optical cavity architecture that enables efficient collection of single photons from single atoms, paving the way for million-qubit quantum computer networks. This breakthrough could lead to significant advances in materials design, chemical synthesis, and medical research.
Florida Atlantic University will be the first university in Florida to host a large, dedicated quantum computer on site, aiming to accelerate and solidify the state's position as a leader in quantum computing. The university will collaborate with D-Wave Quantum Inc. to advance quantum computing education, research, and applied innovation.
Researchers propose a new design principle for QM/MM simulations, enabling the objective and automatic determination of the quantum-mechanical region based on electronic-state changes. This approach addresses long-standing challenges in multiscale molecular simulations, demonstrating consistent applicability across different systems.
A nanostructure composed of silver and an atomically thin semiconductor layer can be turned into an ultrafast switching mirror device, displaying properties of both light and matter. This discovery could lead to dramatically increased information transmission rates in optical data processing.
A new project aims to develop robust logical quantum bits for scalable and fault-tolerant quantum computing. The snaQCs2025 project combines innovative simulation and integration methods to compensate for error susceptibility of physical qubits, bringing quantum computing closer to practical use.
Dr. Marlan Scully traces the journey of quantum mechanics, from its quirky beginnings to its role in solving science's toughest challenges, including quantum computing, cryptography, and gravitational wave detection.
The ADVANCE-6G, TEST-6G, and INES projects have provided IMDEA Networks with robust experimental platforms to tackle the technological challenges of future networks. The Institute has strengthened its research capabilities in advanced 5G and future 6G networks.
Researchers developed QSteed, a resource-virtualized and hardware-aware quantum compilation framework, to address challenges in real quantum computing processors. The framework reduces compilation times and improves circuit execution fidelities by leveraging a prebuilt VQPU database and hardware-aware compilation strategy.
Researchers at MIT have developed a faster and more energy-efficient method for cooling trapped ions using photonic chips. This approach achieved cooling to about 10 times below the limit of standard laser cooling, opening up new possibilities for quantum computing systems with greater efficiency and stability.
Scientists at SwissFEL have developed a technique known as X-ray four-wave mixing, allowing them to access coherences in matter for the first time. This breakthrough has the potential to illuminate how quantum information is stored and lost, ultimately aiding the design of more error-tolerant quantum devices.
Columbia physicists develop new method to scale neutral-atom arrays using metasurfaces, enabling creation of 2D arrays with thousands of trapped atoms. The technology has the potential to benefit quantum computing and other neutral-atom quantum technologies.
The American Physical Society's Global Physics Summit will convene over 14,000 physicists worldwide for groundbreaking research presentations. The event will feature both in-person and online experiences, including scientific sessions, exhibits, and networking events.
A recent paper highlights the need for defense mechanisms covering software, programs, and physical components of quantum computing systems. Key findings include the risk of crosstalk, intellectual property theft, and lack of end-to-end protection, emphasizing the need for safeguarding quantum computers from ground up.
Researchers at University of Waterloo discover workaround for 'no cloning' problem in quantum computing by encrypting quantum information as it's copied. This breakthrough enables redundant and encrypted quantum cloud services, a crucial step towards building quantum computing infrastructure.
Researchers have discovered a new method for generating highly stable and precise microwave signals through self-induced superradiant masing. This phenomenon produces long-lived bursts of microwave emission without external driving, paving the way for technological advances in fields like medicine, navigation, and quantum communication.
Professor Keisuke Fujii, a researcher at The University of Osaka, has been selected as one of the Quantum 100 for his work on quantum computing. He was honored with this recognition in 2025, the centennial year of quantum mechanics.
Theoretical physicists at MIT propose that under certain conditions, magnetic material’s electrons could form quasiparticles called “anyons” that can flow together without friction. If confirmed, it would introduce a new form of superconductivity persisting in the presence of magnetism.
A team of Australian and international scientists discovered how errors unfold over time in quantum computers, finding that errors can linger and link together. This breakthrough could lead to more reliable future quantum machines.
Researchers have developed a nearly 100 times smaller device that can efficiently control lasers required for thousands of qubits, unlocking potential for larger quantum computers. The device uses microwave-frequency vibrations to manipulate laser light with extraordinary precision.
The Institute for Quantum Innovation aims to accelerate discoveries from research to the real world, driving advancements in energy, national security, health, insurance, logistics, and critical infrastructure. The collaboration will provide best-in-class learning and research opportunities for students and faculty, putting Vanderbilt ...
The study reveals a new method to harness stray laser scatter to cancel out unwanted multi-photon emission, leading to a more efficient and secure single-photon line. This breakthrough could enable the development of advanced quantum computers and communication networks.
Researchers discovered 'hot spots' around atomic defects in diamonds that briefly distort the surrounding crystal, affecting quantum-relevant defects. The findings indicate optical techniques used to control defects may unintentionally generate small pockets of heat, potentially affecting diamond-based quantum devices.
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.
Quantum technologies have accelerated out of the lab and into the real world, with six leading platforms compared for technology-readiness. The field stands at a turning point, similar to the early computing age, where foundational physics concepts are established but system-level demonstrations must be substantially improved and scaled.
A team of researchers from Paderborn University and the Sapienza University of Rome successfully teleported the polarisation state of a single photon between two physically separated quantum dots. This achievement represents a crucial step towards scalable quantum relays and the practical implementation of a quantum internet.
Researchers introduce a new nanoscale optical device made of molybdenum diselenide that entangles the spin of photons and electrons, enabling quantum communication. The technology has the potential to create low-cost, low-energy quantum components for secure data transmission.
Synchrotron radiation sources provide a toolkit for characterizing quantum materials and devices, enabling precise control over quantum systems. Key methods include non-destructive imaging and X-ray diffraction.
Researchers at Heriot-Watt University have developed a reconfigurable, eight-user quantum network that can distribute and teleport entanglement on demand. The system uses a shop-bought optical fibre and achieves multiplexed entanglement teleportation across multiple users.
Researchers introduced a method to make photonic circuits more adaptable without sacrificing compatibility, enabling the creation of practical photonic quantum neural networks. The approach achieved a classification accuracy above 92 percent in experimental tests, demonstrating its potential.
Researchers at Purdue University have achieved a long-sought milestone by controlling light with light itself at the most fundamental level using single photons. The discovery could enable photonic computing and revolutionize data centers, optical communications, and data transfer systems.
Researchers have developed a breakthrough in characterizing quantum noise in quantum systems, making progress towards mitigating errors in quantum computing. By applying symmetry and mathematical techniques, they simplified the problem of capturing noise effects on quantum algorithms.
Researchers at Cleveland Clinic and IBM developed a hybrid quantum-classical model to simulate molecular interactions. The study accurately simulated two supramolecular systems, water dimer and methane dimer, for the first time using quantum computers.
A team of researchers at Tohoku University has successfully created and electrically controlled triple quantum dots in zinc oxide (ZnO), a promising material for quantum computing. This breakthrough opens a new pathway to exploring complex quantum behaviors and developing potential architectures for quantum computation.