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.
The French-Singapore quantum ecosystems have signed three new research agreements to strengthen their collaboration in quantum computing, energy-efficient technologies and photonics. This will advance quantum research and move discoveries closer to real-world applications.
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.
Scientists at the University of Stuttgart have successfully teleported quantum information between photons from two distant quantum dots, overcoming a crucial technical hurdle. The achievement brings them closer to developing quantum repeaters for the quantum internet.
A KAIST research team has developed a highly efficient technique to characterize complex multimode quantum operations, which is essential for scalable optical quantum computing and quantum communication technologies. The new 'Multimode Quantum Process Tomography' technique can analyze large-scale operations with less data, representing...
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.
A new study by the University of Oxford finds that the energy cost of reading a quantum clock far outweighs the cost of running it, with implications for future quantum technologies. The researchers discovered that the act of measurement itself is a significant source of entropy in quantum timekeeping.
The University of Tennessee will lead work in materials and models under a renewed $125M funding for the Quantum Science Center at Oak Ridge National Laboratory. UT's expertise in quantum spin systems will validate quantum-classical computations, while supporting students' involvement in materials science and neutron experiments.
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.
Kobe University's new web application combines quantum game theory with jazz improvisation to explore creativity. Users can interact in a 'quantum jam session', receiving real-time visual and auditory feedback on their strategies.
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 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.
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 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.
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.
A new platform developed by researchers from the University of Illinois demonstrates the utility of a ytterbium-171 atom array in quantum networking. The work represents a key step toward long distance quantum communication and has promising implications for modular quantum computation.
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.
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.
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 Tampere University discovered that quantum scars enhance electron transport in open quantum dots, enabling electrical conduction in nanoscale components. This breakthrough paves the way for developing efficient microchips and potentially new types of qubits for quantum computing.
A Chicago Quantum Exchange-led coalition, Quantum Connected, has advanced to the final stage of the National Science Foundation Regional Innovation Engines program. The coalition aims to build critically needed quantum-based cyber security and could receive up to $160 million over 10 years.
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.
Scientists have successfully demonstrated quantum squeezing of a nanoscale particle, achieving motion uncertainty smaller than quantum mechanical fluctuations. This achievement paves the way for basic research and applications like autonomous driving without GPS.
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.
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.
Researchers discovered a new in-between quantum state with a power law decay, which could make accessing these states easier and more reliable. This breakthrough opens up novel concepts for fundamental physics and potential applications in emerging fields like quantum computing.
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.
Researchers at the University of Innsbruck have demonstrated a powerful node for quantum networks using a string of calcium ions in a prototype computer. The node achieved an average ion-photon entanglement fidelity of 92 percent, paving the way for connecting entire quantum processors across laboratories or continents.
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 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.
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 Caltech have created a hybrid approach for storing quantum states by translating electrical information into sound waves. This method allows quantum states from superconducting qubits to survive in storage for an extended period.
The University of Osaka's Center for Quantum Information and Quantum Biology successfully launched a fully domestically produced quantum computer. The achievement demonstrates Japan's capacity to design, manufacture, and integrate a complete quantum system, showcasing its mastery of quantum technologies.
Researchers at ETH Zurich and TU Wien have successfully isolated rotational vibrations in nanoparticles, allowing for the extraction of energy in a quantum ground state even at room temperature. This breakthrough enables the study of quantum physics in objects that are significantly larger than atoms and molecules.
Scientists create a spatiotemporal light system that emulates the behavior of potential-free Schrödinger equations, generating localized wavepackets without potential energy constraints. This breakthrough could provide new insights into quantum physics and applications in studying light-matter interactions.
Researchers at Yonsei University have successfully measured the full quantum metric tensors of Bloch electrons in solids, a breakthrough that could lead to advanced semiconductor technologies and higher transition-temperature superconductors. The study used black phosphorus as a representative material for photoemission measurements.
A team of researchers has demonstrated that quantum entanglement follows universal rules across all dimensions, using thermal effective theory. The study reveals the behavior of Rényi entropy in higher-dimensional systems and clarifies the behavior of the entanglement spectrum.
A new study demonstrates how a single type of 'neglecton' particle can make Ising anyons universal, enabling any quantum computation through braiding alone. The breakthrough uses non-semisimple topological quantum field theories to overcome unitarity issues and unlock the full power of Ising-based systems.
A network of quantum computers employing optical clocks probes gravitational effects on quantum states shared between them. Researchers found that elevations as low as 1 kilometer can cause significant deviations from standard quantum theory.
Researchers show that quantum networks can probe the interplay between quantum theory and gravity, opening the door to test if quantum mechanics changes in curved spacetime. Quantum effects are distributed across network nodes using entangled W-states, enabling a test of quantum theory on curved spacetime.
Researchers have successfully developed a method to probe how quantum theory and curved space-time intertwine, using quantum networks of clocks. This breakthrough allows for the first test of this kind, exploring unique effects such as time dilation near planets.
Researchers create a distributed atomic processor clock quantum network to study the interplay between quantum theory and curved space-time, exploring how gravity affects quantum mechanics. The team demonstrates that superpositions of atomic clocks can pick up different time-flows in superposition.
Researchers from Boston University and Northwestern University develop a system that integrates quantum light sources and control electronics on a single piece of silicon, creating reliable streams of correlated photon pairs. The advance enables mass-producible 'quantum light factory' chips and large-scale quantum systems.
Researchers at Kyoto University have characterized quantum advantage by proving an equivalence between its existence and the security of certain cryptographic primitives. This breakthrough implies that when quantum advantage does not exist, many conventional cryptographic primitives are broken, including post-quantum ones.
A team at Nanjing University has successfully demonstrated quantum teleportation from telecommunication-wavelength light to a solid-state quantum memory, exceeding theoretical limits for classical systems. The experiment uses components compatible with existing fibre networks, opening the door to large-scale quantum networks.
Researchers unveiled an analogous law for the quantum world, proving that entanglement can be reversibly manipulated. An entanglement battery enables efficient manipulation of entanglement and other quantum phenomena.
Researchers have developed a world-first method to simulate specific types of error-corrected quantum computations, a significant leap forward in the quest for robust quantum technologies. The new algorithm tackles a long-standing challenge in quantum research and enables accurate simulation using conventional computers.
A new protocol has been developed to enhance quantum metrology by leveraging quantum resonance dynamics in periodically driven spin systems. This approach eliminates the need for highly entangled states and achieves Heisenberg-limited measurement precision. The protocol starts with a robust and easily prepared SU(2) spin coherent state...
A national pilot program led by UTA faculty is helping take the mystery out of quantum physics for students and educators. The program, Quantum for All, provides hands-on curriculum and classroom strategies to equip high school science teachers with the tools they need to teach quantum science.
A team of researchers from the University of Sydney has developed a silicon chip that can control spin qubits at milli-kelvin temperatures, paving the way for scaling up quantum transistors from under 100 to millions. This breakthrough technology has the potential to make practical quantum computers a reality.
Researchers developed a novel quantum-centric supercomputing method to calculate electronic energy levels of complex molecules. This breakthrough enables faster and more accurate simulations, paving the way for advancements in fields like materials science, nanotechnology, and drug discovery.
The Quantum Technician Bootcamp at Central New Mexico Community College is a 400-hour course that provides students with hands-on skills necessary for job placement in the quantum industry. The program, led by Sandia National Laboratories and CNM, aims to address the shortage of trained workers in the field.
Researchers from The University of Osaka develop a method to prepare high-fidelity 'magic states' for use in quantum computers with less overhead and unprecedented accuracy. This breakthrough aims to overcome the significant obstacle of noise in quantum systems, which can ruin computer setups.
A new study by USC researchers demonstrates an unconditional exponential quantum scaling advantage on IBM quantum processors, solving Simon's problem with a significant performance gap over classical computers. The team achieved this through optimal circuit design and error correction techniques.
The book, co-authored by 29 contributors from over ten countries, offers an introduction to machine learning and deep neural networks for complex quantum problems. It serves as a timely guide for PhD students and researchers looking to apply modern machine learning methods to quantum physics and chemistry.
A recent study by researchers at the University of Vienna demonstrates that small-scale quantum computers can significantly boost the performance of machine learning algorithms. The experiment showed that photonic quantum processors can classify data points with fewer errors than classical algorithms.
Fraunhofer Institute for Applied Solid State Physics launches first room-temperature quantum accelerator, enabling energy-efficient hybrid quantum-classical computing. The QB-QDK2.0 system uses synthetic diamond substrates and NV centers to create stable qubits for industrial applications.
Researchers have developed a new type of exotic quantum material that can maintain its quantum properties when exposed to external disturbances, paving the way for robust quantum computers. The breakthrough uses magnetism to create stability, making it an important step towards realising practical topological quantum computing.
Researchers successfully simulated fundamental interactions using Google's quantum processor, demonstrating the potential of quantum computing in particle physics and quantum materials. The study provides new insights into gauge theories and the behavior of particles, with implications for understanding space and time.
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.