Articles tagged with Quantum Computing
Researchers at Grainger Engineering will investigate the origins of two-level system defects in superconducting qubits, a critical limiting factor for quantum computing. The four-year project aims to identify the causes of these defects and develop methods to reduce their occurrence.
A recent FAU Engineering study leverages quantum computing to enhance the accuracy of chronic kidney disease (CKD) diagnosis. The research team developed and compared two automated systems: Classical Support Vector Machine (CSVM) and Quantum Support Vector Machine (QSVM). CSVM achieved remarkable 98.75% accuracy, while QSVM reached 87....
Researchers developed a new method to build rare-earth doped crystals, increasing quantum coherence times and enabling long-distance connections. This breakthrough brings the potential for a global-scale quantum internet closer than ever.
The Princeton team designed a new qubit that lasts over 1 millisecond, three times longer than the best ever reported in a lab setting. This breakthrough enables efficient error correction and scalability for industrial systems, marking the largest single advance in coherence time in over a decade.
Researchers have successfully demonstrated the feasibility of sending entangled photon pairs from ground stations to a satellite, overcoming previous barriers to quantum satellite communications. This breakthrough could pave the way for future quantum computer networks using satellite relays.
A new quantum transport theory reveals how femtosecond time scale thermoelectric fluctuations influence energy control at the nanoscale. Researchers at the University of Jyväskylä have developed a theoretical approach that enables accurate simulations of temperature differences and electric currents in nanoscale junctions formed by sin...
Lillian Hughes advances quantum science by creating two-dimensional ensembles of entangled spin qubits in diamond, enabling metrological quantum advantage and high-sensitivity sensing. This breakthrough brings quantum precision closer to reality with solid-state materials like diamond.
Researchers at Science Tokyo have provided the first mathematical proof that reentrance implies temperature chaos in spin glasses. The breakthrough enhances understanding of disordered systems and has potential applications in machine learning and quantum technologies.
The Stowers Institute has appointed its first AI Fellow, Sumner Magruder, to harness the potential of artificial intelligence in biological research. He will collaborate with researchers to design new algorithms and unlock insights from large datasets.
A team of researchers at NTNU's Department of Physics has developed a method to monitor and adjust the frequency of quantum bits in real-time, making them more stable and reliable. This breakthrough is essential for building functional quantum computers.
Researchers at Stanford University have identified a common crystal that can efficiently convert low-energy photons into high-quality entangled photon pairs. The discovery has significant implications for the development of highly sensitive and stable quantum sensors.
A new computational method, DIGIT, enables optical microscopes to resolve individual atoms and zero in on their exact locations in a crystal structure. This technique can help guide the design of quantum devices and provide insights into advanced materials.
Researchers at Tohoku University propose a way to detect dark matter using highly sensitive quantum devices connected in network structures. This approach outperforms traditional methods and has potential applications beyond dark matter searches.
Researchers have developed a highly efficient fiber-coupled single-photon source that generates photons directly inside an optical fiber, reducing transmission loss. This breakthrough enables the creation of secure quantum communication networks and paves the way for next-generation all-fiber-integrated quantum computing technologies.
Researchers at Aalto University have successfully connected a time crystal to an external system, enabling the development of highly accurate sensors and memory systems for quantum computers. This breakthrough could significantly boost the power of quantum computing by harnessing the unique properties of time crystals.
The EQUALITY project developed novel quantum approaches to representing and optimising quantum circuits with regard to hardware limitations. The consortium also achieved notable scientific advances aimed at the efficient utilisation of quantum resources.
A new study by MIT researchers evaluates the scale-up potential of over 16,000 quantum materials, finding that those with high quantum fluctuation in electrons tend to be more expensive and environmentally damaging. The team identified promising candidates with an optimal balance between quantum functionality and sustainability for fur...
Researchers at Auburn University have developed a new class of materials that allows for tunable electron delocalization, enabling applications in quantum computing, catalysis, and advanced electronics. This breakthrough has the potential to revolutionize fields such as energy transfer, bonding, and conductivity.
Researchers at MIT have developed a new method to improve the stability of optical atomic clocks by reducing quantum noise and stabilizing a laser. The approach, known as global phase spectroscopy, doubles the precision of an optical atomic clock, enabling it to discern twice as many ticks per second compared to traditional setups.
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 created a chip-based device that can split phonons, enabling the connection of different quantum systems via phonons. This device could help link superconducting qubits with spin-based systems, supporting advances in computing and secure communication.
Researchers Joseph Clark, Doowon Kim, and Joon Sue Lee received NSF CAREER awards for their groundbreaking work in chemistry, computer science, and physics. They are developing new methods to track pharmaceutical drugs and detect phishing websites, while studying the properties of quantum materials.
A new international project aims to protect fragile quantum information from decoherence and loss, a key barrier to quantum computing's progression. The Magenium qubit design stores information in small, symmetric clusters of qubits, potentially allowing quantum data to last significantly longer than current methods.
The development of molecular qubits that operate at telecom frequencies enables the creation of ultra-secure communication channels and precise sensing capabilities. These tiny molecules can be integrated into chips and used for computing, communication, or sensing, paving the way for compact quantum devices.
The Rice Laboratory for Emergent Magnetic Materials aims to investigate fundamental interactions of magnetism and its role in next-generation technologies. Researchers will focus on emergent phases of matter, including unconventional superconductivity and quantum magnetism.
Scientists develop novel LDPC quantum error correction codes that can handle hundreds of thousands of logical qubits and approach the theoretical hashing bound. The new codes achieve extremely high decoding performance, demonstrating a frame error rate as low as 10^-4, even for large-scale numerical simulations.
Digital@UNGA 2025 brings together global leaders to discuss the power of technology in tackling urgent challenges and driving sustainable development. The event showcases innovations in AI, quantum computing, and digital skills to benefit all, with a focus on inclusivity, sustainability, and prosperity.
A team of researchers, led by Biao Wu, demonstrated a non-Abelian annealing algorithm that significantly outperforms conventional quantum annealing in solving the maximum independent set problem. Numerical simulations show an average improvement of over 50% in success probability.
Scientists at OIST use advanced spectroscopy to track the evolution of dark excitons, overcoming the fundamental challenge of accessing these elusive particles. The findings lay the foundation for dark valleytronics as a field, with potential applications in quantum information technologies.
Researchers at the University of Sydney have developed a new strategy to precisely measure position and momentum simultaneously, sacrificing some global information for finer detail. This breakthrough could enable ultra-precise quantum sensors for navigation, medicine, astronomy, and fundamental physics applications.
A new photonic router has been developed at Tohoku University, enabling the efficient routing of single and entangled photons with high fidelity. The router achieves low loss and high speed, making it compatible with existing telecom fiber networks.
Diraq's silicon-based quantum computers have achieved over 99% fidelity in operations involving two qubits, a crucial step towards reaching utility scale. This breakthrough demonstrates that quantum bits can be fabricated using widely used semiconductor processes, making it cost-effective and industry-compatible.
Qiong Ma, Assistant Professor of Physics at Boston College, has been selected as a 2025 Moore Inventor Fellow for her groundbreaking work on twistronic artificial synapses. The fellowship award comes with $675,000 over three years and will support the purchase of new scientific equipment and funding for postdocs and student researchers.
EPB Quantum℠ adds hybrid computing to its platform, enabling the analysis of trillions of operational data points from EPB's electric system. The new project aims to minimize electrical losses and voltage drops in power grids, enhancing reliability and capacity.
Researchers at U-M have established a quantum testbed that links two labs with optical fibers, enabling remote quantum experiments and expanding access to quantum technology development. The testbed allows for the transfer of entangled light over long distances, revolutionizing communication, computing, and scientific discovery.
Researchers at UNSW have made a significant advance in quantum computing by creating 'quantum entangled states' using the spins of two atomic nuclei. This breakthrough enables the potential to build large-scale quantum computers using existing technology and manufacturing processes.
The Hebrew University team has developed a way to capture nearly all the light emitted from tiny diamond defects known as color centers. This breakthrough enables the development of next-generation quantum computers, sensors, and communication networks.
A team of researchers at Simon Fraser University has created a new type of silicon-based quantum device controlled by both electricity and light. The breakthrough demonstrates an electrically-injected single-photon source in silicon, clearing a major hurdle for building a scalable quantum computer. This development holds significant po...
Researchers from the University of Chicago have achieved deterministic phase control of phonons, tiny mechanical vibrations that can be used to transmit data. This breakthrough could give sound an edge over light in building tomorrow's quantum computers.
Researchers at University of Maryland Baltimore County harness quantum computing to address train delays, achieving promising results on hybrid tram-rail networks. Current NISQ quantum devices can solve large-scale transportation scheduling problems but require more advanced hardware.
Researchers developed a new tool that combines electronic structure theories and machine learning to simulate transition metal catalytic dynamics. The Weighted Active Space Protocol (WASP) delivers dramatic speedups, enabling simulations of catalysts under realistic conditions.
The University of Texas at San Antonio has launched the College of AI, Cyber and Computing, which will serve over 5,000 students pursuing degrees in rapidly growing career fields. The college is positioned to advance technological education and research, with faculty securing major grants and launching industry partnerships.
Researchers from TUM and Google Quantum AI realize Floquet topologically ordered state, a phase predicted but never observed, using 58 superconducting qubit quantum processor. They probe the system's underlying topological properties and witness dynamical 'transmutation' of exotic particles.
The International Telecommunication Union is strengthening its collaboration with academia to gather insights on emerging technology trends. The new Academic Advisory Body will produce informative policy briefs and forward-looking analyses on the evolving role and impact of innovation.
This article introduces post-quantum cryptography, emphasizing its mathematical foundation in lattice theory and positive definite quadratic forms. The study explores the shortest vector problem (SVP) and closest vector problem (CVP), crucial problems for further development of lattice-based cryptography.
The Wits MIND Institute has received a $1 million boost from Google.org, enabling it to drive next-generation breakthroughs in natural and artificial intelligence. The partnership aims to advance the scientific understanding of both natural and artificial intelligence, foster breakthrough research and technological innovation.
Rice University computer scientists have developed algorithms that account for malicious noise in quantum states, which can collapse into a single random outcome. The new framework considers nonphysical and potentially malicious factors, delivering optimal results with sufficiently large copies of a quantum state.
The team's integrated chip coordinates quantum and classical data, speaks the same language as the modern web, and automatically corrects for noise. The approach paves the way for a future 'quantum internet,' which could enable advances like faster AI and new materials.
Researchers develop a method to transform spin-glass-like quasicrystals into ferromagnetic materials with tunable magnetic properties and strong magnetocaloric response. The technique enables expanded electron-to-atom ratios, unlocking new possibilities for designing high-performance magnetic refrigeration materials.
Researchers at the University of California, Riverside, have made a breakthrough in building larger and more reliable quantum computers by linking multiple quantum chips. The team found that even imperfect links between quantum chips can produce a functioning fault-tolerant quantum system.
The POEM Technology Center in Denmark will produce advanced wafers for photonic chips, enabling the development of high-speed communication and optical data processing. The facility will also facilitate the production of quantum chips, a key component in large-scale quantum computing.
Researchers have demonstrated a type of quantum logic gate that drastically reduces the number of physical qubits needed for its operation. The Gottesman-Kitaev-Preskill (GKP) code has been translated into a physical reality, allowing for the first realisation of a universal logical gate set for GKP qubits.
A team of researchers from the University of Melbourne and Hanyang University has discovered a new method for creating spiral whirlpools of light through Van der Waals materials. This breakthrough could lead to more efficient and secure optical communication systems, including Australia's NBN.
Physicists have developed a breakthrough concept in quantum encryption that uses innovative protocols applied to tiny quantum dots to send encrypted information securely, even with imperfect light sources. The new approach outperforms current systems and has the potential to bring quantum-safe communication closer to everyday use.
Researchers successfully realized a stable, isolated quantum spin on an insulating magnesium oxide surface placed over a ferromagnetic iron substrate. The MgO/Fe(001) structure, widely used in spintronics, enables the formation of isolated spins due to its lack of conduction electrons.
Scientists have developed a modular architecture for superconducting quantum processors, enabling system scalability, hardware upgrades, and tolerance to variability. The approach uses coaxial cables to connect devices, achieving high-quality entanglement and gate operations.
The study highlights how machine learning offers adaptive, data-driven alternatives for precise control and accurate characterization of quantum systems. Tools like neural networks and attention-based architectures have shown promise for quantum tomography.
Researchers at the University of Basel have developed a smart accelerator for qubits, increasing both speed and coherence time simultaneously. By exploiting spin-orbit coupling, they created a 'plateau' effect that reduces fluctuations and allows for faster operation without sacrificing coherence.
Researchers at Rice University have demonstrated a strong form of quantum interference between phonons, revealing record levels of interference. The breakthrough could lead to new technologies in sensing, computing, and molecular detection.
Researchers propose a quality management system for quantum technologies to ensure security, interoperability, transparency and accountability. International standards can facilitate cooperation among countries like China, the US, and Europe, creating trust in new technologies.