Quantum Computing
Articles tagged with Quantum Computing
Researchers “reprogram” materials by quickly rearranging their atoms
Researchers measure energy below a zeptojoule–enough for a red blood cell to move a nanometer
Scientists have successfully measured incredibly small amounts of energy using a novel calorimeter technique, achieving a world-first in sensitivity. The breakthrough could pave the way for counting individual photons and detecting elusive dark-matter axions in space.
Improving the reliability of circuits for quantum computers
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.
Aston University and STFC Hartree Center announce strategic partnership to advance neuromorphic computing in the UK
NYU's Quantum Institute, IBM team up for postdoctoral research program in quantum computing
A postdoctoral program will be conducted by NYU researchers on quantum algorithms and applications, sponsored by IBM, with a focus on chemistry, computer science, materials science, physics, and optimization. The collaboration aims to advance quantum computing for large-scale, fault-tolerant quantum computers.
Good vibrations for quantum communications
Scientists have successfully demonstrated atomic spin qubit interaction with a single-quantum sound wave, opening up new possibilities for quantum information storage and sensing applications. The experiment uses phonons to interact with atomic defects in diamond, enabling precise measurement of forces and temperatures.
Quantum algorithms for improving surface coatings
Researchers develop quantum algorithms to simulate polymer degradation caused by UV radiation, using industrially relevant aircraft coatings as an example. The goal is to optimize surface coatings for various industries, improving safety and reducing costs.
Cal Poly research shows time-varying magnetic fields can engineer exotic quantum matter
Researchers at Cal Poly have discovered a way to create exotic quantum matter by controlling the timing of magnetic fields. This breakthrough could lead to more stable and error-free quantum technologies, including quantum computing and simulation.
New chip can protect wireless biomedical devices from quantum attacks
MIT researchers have developed an ultra-efficient microchip that can bring post-quantum cryptography techniques to wireless biomedical devices. The chip includes built-in protections against physical hacking attempts and is more than an order of magnitude more energy-efficient than prior designs.
MIT faculty examine how to expand the US economy in new book, “Priority Technologies”
The book highlights the importance of sustaining innovation in sectors such as semiconductors, biotechnology, and critical minerals to drive economic growth and national security. By rebuilding domestic manufacturing and leveraging new technologies, the US can regain leadership in these areas and capture a $4 trillion market.
Ability to harness quantum speed gains now within sight after researchers solve massive simulation problem in a heartbeat
A team at Aalto University has developed a quantum-inspired algorithm that enables the solution of colossal problems in quantum materials. This breakthrough could lead to the creation of new quantum materials for use in quantum computers and dissipationless electronics.
Smart cable sharing gives quantum computers a big boost
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.
UC Irvine physicists discover method to reverse ‘quantum scrambling’
Researchers at UC Irvine have developed a method to reverse 'quantum scrambling', a phenomenon that causes information loss in quantum computers. By understanding the microscopic laws underlying this behavior, they found a way to counteract it with a precisely tuned intervention.
Ostrowski, Herrman’s NSF award funds interdisciplinary optimization
The University of Tennessee at Knoxville has received a $300,000 NSF grant to develop quantum computing-based tools for two-step uncertainty optimization problems. This will enable researchers and industry engineers to quickly determine the potential benefits of quantum computing in solving complex decisions.
Helping resolve quantum computers' memory problem
Researchers have developed a new measurement method to track the loss of information in qubits, resolving a major problem in quantum computing. The method enables fast and accurate measurements, allowing for real-time monitoring of information decay and identification of underlying causes.
Sydney researcher outlines scalable future for quantum computing
A University of Sydney physicist has developed a new approach to quantum error correction that could significantly reduce the number of physical qubits required to build large-scale, fault-tolerant quantum computers. The study introduces gauge theory-inspired design for efficient processing and logical information storage.
World’s largest quantum circuit simulation for quantum chemistry achieved on 1,024 GPUs
Researchers have demonstrated a world-leading classical simulation of iterative quantum phase estimation circuits for quantum chemistry on up to 1,024 GPUs, expanding the scale of molecular systems available for the development and validation of quantum algorithms. This achievement supports progress toward industrial applications in dr...
UMass Amherst research demonstrates new technology for shrinking quantum computers
Researchers at UMass Amherst have made a breakthrough in shrinking the size of quantum computers by integrating laser systems onto photonic chips. This technology has the potential to enable large-scale quantum computing and make optical clocks portable, with applications in fields such as deep space navigation and GPS.
Fujitsu and The University of Osaka develop new technologies for chemical material energy calculations on early-FTQC quantum computers
Researchers developed a new technology combining ver. 3 of the STAR architecture with molecular model optimization, significantly reducing computational resource requirements for chemical material design calculations. This breakthrough enables realistic energy calculations using early-FTQC quantum computers within a practical timeframe.
UCF researchers unlock scalable entanglement for next-generation quantum computing
The breakthrough enables complex states of light to be used in quantum computing, reducing imperfections and increasing scalability. This achievement paves the way for innovations in medicine, materials science, data management, and security.
Dancing to invisible choreography, quantum computers can balance the noise
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.
Physicists and computer scientists fuse quantum and classical computing to unlock best accuracy
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.
Qubits created using unexpected materials
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.
Cambridge launches major strategic partnership with IonQ to ‘supercharge’ quantum research in the UK
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.
Mayo Clinic researchers win global quantum hackathon with brain-based movement model
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.
New photonic device, developed by MIT researchers, efficiently beams light into free space
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...
Press program now available for the world's largest physics meeting
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.
Ultrafast computers controlled by light: a new frontier opened by Politecnico di Milano and CNR
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.
HKU partners with three leading tech companies to explore new pathways in embodied intelligence innovation
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.
What's going on inside quantum computers?: New method simplifies process tomography
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.
A robust new telecom qubit in silicon
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.
Quantencomputers go high-dimensional
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.
Physicists may have found the missing link for quantum computers
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.
Microscopic mirrors for future quantum networks
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.
‘Giant superatoms’ unlock a new toolbox for quantum 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.
Simplifying quantum simulations – through symmetry
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.
Demonstration of massive connectivity for the 6G era
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.
AI-powered companionship: PolyU interfaculty scholar harnesses music and empathetic speech in robots to combat loneliness
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.
How the human exposome will unlock better health and medicine:
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.
Scientists illuminate single molecules: paving the way for quantum light sources and molecular optoelectronic chips
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.
Rolling out the carpet for Spin Qubits with new chip architecture
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.
Last chance to get a hotel discount for the world’s largest physics meeting
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 discover how to dampen electronic noise in materials with potential for quantum technologies
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.
Extending optical fiber's ultralow loss performance to photonic chips
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.
No need for rare earths or liquid helium! Cryogenic cooling material composed solely of abundant elements
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.
Record-breaking photons at telecom wavelengths — on demand
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...
Novel quantum refrigerator benefits from problematic noise
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.
New light-based platform sets the stage for future quantum supercomputers
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.
FAU leaps ahead as state’s first university to host an onsite quantum computer
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.
From experience-based simulations to predictive science
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.
Quantum error correction with logical qubits
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.
Light switches made of ultra-thin semiconductor layers
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.
It started with a cat: How 100 years of quantum weirdness powers today’s tech
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.
A resource-virtualized and hardware-aware quantum compilation framework for real quantum computing processors
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.
IMDEA Networks strengthens its leadership in 6G research with new infrastructures funded by NextGenerationEU funds
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.
Efficient cooling method could enable chip-based trapped-ion quantum computers
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.
Swiss X-ray laser reveals the hidden dance of electrons
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.
Neutral-atom arrays are a rapidly emerging quantum computing platform. These Columbia researchers know how to make the biggest arrays yet
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.
World's largest physics conference to be held in Denver and online this March
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.