Researchers at Stanford University have documented the first direct observation of quantum jumps of sound in a mechanical resonator, a long-anticipated breakthrough. The study's findings have the potential to advance quantum computing, sensing, and everyday technologies.
Researchers at Chalmers University of Technology have developed a new method for performing advanced quantum operations significantly faster and more efficiently. This breakthrough addresses a well-known bottleneck in quantum computing and paves the way for fault-tolerant quantum computing.
Mandal is working to develop computer tools for designing quantum materials required for quantum computers and advanced technologies. His research focuses on understanding and designing materials that can protect delicate quantum states.
A multiplexed quantum photonic interface has been demonstrated for neutral-atom quantum computers, enabling parallel photon delivery and detection from a neutral-atom array. The technology supports the scale-up to approximately 100 parallel channels and represents an important step toward networked quantum computers.
NY Creates will receive $1.25 million to support research, technology scaling, and workforce development in quantum computing. The institute aims to overcome significant barriers to practical quantum computing by developing techniques for fabricating hardware and education programs.
The University of Illinois-led NSF HQAN has been renewed for a second phase with $37.5 million in funding to develop an industry-ready pathway for implementing modular principles in quantum computing. The center has made significant technical achievements and is building a quantum workforce through educational programs.
Researchers at Queen Mary University of London have developed a new method for studying complex quantum systems using quantum computational spectroscopy. This approach allows for the investigation of a wider range of quantum systems, including those affected by their environment or changing over time.
The NSF has renewed the Quantum Leap Challenge Institute for Quantum Sensing for Biophysics and Bioengineering with a $37.5 million investment to advance quantum sensing technologies. This will enable the development of robust tools for investigating biological systems.
Shunkai, developed by Professor Kenji Ohmori's team, integrates multiple layers for practical quantum computing, overcoming scalability and error correction challenges. The system uses 50 qubits initially, with plans to expand to 500 qubits, and will be partially open to external users for application development and demonstration.
A new study led by the University of Cambridge reveals that not all magic states are equal, with some offering no quantum advantage, while others are genuinely useful for quantum computation. The research provides a clearer picture of what makes quantum computers powerful, helping to establish a threshold for true quantum advantage.
Researchers at Fraunhofer Institute offer new perspectives on quantum advantage, considering open system dynamics and dissipative processes. The study examines the scalability of Quantum Approximate Optimization Algorithm (QAOA) for large problem sizes, demonstrating potential advantages over classical methods.
The new journal aims to include contributions from the quantum industry and explicitly address technological context, implementation challenges, and application pathways of reported work. Publishing with SPIE ensures researchers' work gains exceptional visibility and rigorous peer review.
Leaders in quantum science and technology will gather for the summit to explore applications of quantum physics, including data security and electronics. Researchers are also developing programs to train professionals in quantum information sciences.
A new platform enables high-performance single photons with exceptional purity and indistinguishability, key resources for quantum communication, networks & computing. The technology addresses scalability challenges in wafer-scale arrays of deterministic emitters.
Pusan National University researchers have successfully developed a hybrid quantum network with indistinguishable quantum sources. The team demonstrated two-photon interference between a warm atomic ensemble and quantum dots, achieving high-visibility two-photon interference without needing spectral or temporal modifications.
A new concept from Warwick researchers introduces Quantum Phononic Links, which use sound vibrations to carry quantum information between qubits across an entire semiconductor chip. This approach enables long-range qubit connectivity, paving the way for building large-scale quantum computers with millions of qubits.
Researchers at Helmholtz-Zentrum Dresden-Rossendorf demonstrate that increasing qubits in adiabatic quantum computers makes them increasingly sensitive to disturbances, leading to a 'quantum Zeno effect' that can freeze computational processes. Mitigating measures like shielding and active protection methods can help overcome this issue.
Researchers at the Institute for Basic Science have developed a new strategy for electrically controlling molecular quantum systems, enabling precise control of individual molecular spins. This breakthrough offers a practical approach to building future molecular quantum technologies.
Researchers at Aalto University have demonstrated the first cyclic quantum heat engine inside a superconducting circuit, enabling technologies needed for high-qubit quantum computers. The study provides a solid proof of concept for superconducting heat engines and could reduce the cost and complexity of large-scale quantum computing.
Researchers at ETH Zurich have developed a new approach for quantum computing that separates computation from working memory, using mechanical vibrations to store information. This method has the potential to improve the efficiency of quantum computers and enable them to tackle complex problems more efficiently than classical computers.
Researchers from Paderborn University, along with colleagues from Berlin and beyond, have secured funding for their project on semidefinite foundations for quantum codes. The aim is to develop mathematical foundations for quantum codes, crucial for building fault-tolerant quantum computers.
Professor Mario Ruben receives EUR 2.5 million ERC Advanced Grant for his research on multi-state qubits, called qudits, generated by nuclear spins of molecules. The goal is to improve scalability and controllability of quantum mechanics devices towards the Quantum Internet.
A new theoretical framework, Relativity of Spacetime Superpositions, shows that some scenarios describing quantum gravity are equivalent to classical physics with no quantum gravity signatures. The framework helps identify which experimental signatures require a quantum description of gravity.
The U-M-led QuPID project aims to design connectable quantum photonic chips for field-ready, lab-grade measurements. The team plans to miniaturize these technologies with a suite of quantum components, envisioned as 'Legos' to be combined for building different devices.
Researchers at TU Wien discovered high quantum entanglement in a centimeter-sized crystal of a strange metal using the quantum Fisher information. The study provides direct evidence of macroscopic quantum entanglement, potentially explaining unusual properties in high-temperature superconductors.
Researchers at Rice University collaborated with TU Wien to study quantum entanglement in a quantum critical metal, revealing high entanglement state characterized by spin quantum Fisher information. This work enables the development of a framework using entanglement to advance new capacities for quantum information.
Physicists at UCC develop new technique to measure quantum spin liquids, revealing key properties and emerging particles called 'spinons'. This breakthrough could lead to practical quantum computers by harnessing natural growth of quantum matter.
Researchers at UCD and international collaborators developed a guide to translate theoretical ideas into practical devices for quantum enhanced sensing technologies. Critical quantum sensing uses a quantum system's tipping point as a measurement tool, amplifying tiny signals.
Researchers developed a quantum sensing approach using superconducting qubits, combining non-equilibrium dynamics and quantum criticality to measure gradient field strengths with quantum-limit precision. The method avoids complex measurement setups, enabling highly precise estimates of gradient field strengths with limited samples.
Researchers from the University of Oxford have demonstrated a new family of quantum superpositions using highly nonclassical building blocks. The experiment used a trapped ion to create exotic motional superpositions with programmable control, revealing true quantum states.
Researchers discovered a more efficient method to eliminate errors in quantum computing by adapting the Schrödinger's cat scenario. They showed that stopping measurements immediately after detecting an error can increase confidence and reduce disturbance, enabling the detection of quantum information without disrupting it.
The Barcelona Supercomputing Center has inaugurated its third quantum computer, EuroQCS-Spain, integrating classical and digital computing with analog processing. This system enhances MareNostrum 5's capabilities, supporting European research and industry in quantum technologies.
Researchers have discovered a method to induce quantum entanglement in macroscopic systems by coupling quantum materials to quantum light. This breakthrough could enable the extraction of quantum entanglement using quantum light and lay the groundwork for developing next-generation technologies like quantum sensing.
The University of Tennessee at Knoxville is launching the Knoxville Quantum Accelerator, a collaborative effort to develop and commercialize quantum technologies. The initiative will support the development of an ecosystem that advances both fundamental discovery and applications.
QuVET researchers explore how quantum wave functions move through ultra-thin materials, which could improve solar energy technologies and enable new forms of quantum control. They also manipulate quantum states in materials only a few atoms thick, opening possibilities for energy conversion and future quantum technologies.
Researchers at the Flatiron Institute and Boston University have developed a new technique using tensor networks to simulate complex quantum systems, demonstrating that classical computers can tackle previously thought-to-be-solvable-only-by-quantum-computers problems. This breakthrough opens new avenues for research on quantum dynamics.
A German-Japanese research team applies quantum geometry to non-Hermitian photonic systems, introducing a new degree of complexity. They develop a method to measure the quantum metric directly, enabling the creation of programmable artificial potentials for light and new design possibilities for photonic systems.
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.
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.
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.
Researchers at Oxford have demonstrated a new type of quantum interaction called quadsqueezing, a fourth-order effect that was previously unreachable. By controlling complex forms of squeezing, the team has created stronger and more accessible quantum effects for applications in simulation, sensing, and computing.
Researchers aim to develop novel quantum algorithms for molecular simulation, targeting computational bottlenecks in drug discovery. The collaboration combines expertise in quantum chemistry and sampling techniques with quantum computing capabilities.
Researchers at MIT have discovered a mathematical connection between quantum mechanics and classical physics, enabling the description of quantum behavior using everyday classical ideas. The team's findings shed light on phenomena such as the double-slit experiment, which has long been challenging to explain using classical tools.
Researchers at LMU Munich have overcome two major hurdles in working with perovskite quantum dots: stabilization in solution and precise control of their growth. By using Gemini ligands, they created stable quantum dots that can disperse in polar solvents and exhibit high photoluminescence quantum yields.
A team of physicists has discovered that atomic clocks can probe time in a way that reveals its quantum nature. By manipulating the vacuum itself, they created squeezed states that exhibit subtle quantum behavior, allowing a single clock to measure how it ticks both faster and slower simultaneously.
Researchers at Bar-Ilan University have developed a novel method to send, manipulate and measure quantum information across many frequency channels simultaneously, enabling faster and more efficient secure communication technologies.
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.
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.
A team of researchers led by Kazuhiro Yamamoto has proposed a method to create a momentum-squeezed state in movable mirrors, which significantly broadens the quantum superposition of a mirror's position. This approach can amplify the signal of quantum entanglement generated by gravity, making it easier to detect.
Researchers discovered a new type of topological semimetal in the heavy fermion compound CeRu₄Sn₆, stabilized by quantum criticality. The study expands the repertoire of exotic phases of matter and suggests that quantum fluctuations can act as 'nurseries' for strongly correlated topological states.
A team at the University of Vienna has cooled a levitated silica nanorotor to its quantum ground state in two rotational degrees of freedom, reaching the fundamental limit set by quantum uncertainty. This achievement is an important milestone towards rotational matter-wave interferometry and ultra-sensitive quantum torque sensing.
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.
Researchers from NIST and University of Colorado, Boulder, have demonstrated highly stabilized fiber links for quantum networking. They achieved nanometer precision stabilization while separating the classical light from the quantum signal, enabling the transmission of quantum information reliably.
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...
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 ARLIS initiative aims to apply Zero Trust Architecture principles to quantum systems, evaluating security postures and developing recommendations for future security standards. By aligning emerging quantum technologies with national security standards, ARLIS seeks to enable rapid government adoption of quantum systems.
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 investigated the role of memory in quantum systems and dynamics, discovering a process can appear memoryless from one view while retaining memory from another. The study clarifies a fundamental aspect of quantum dynamics and highlights the uniquely quantum nature of time evolution.
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.
Scientists at Shanxi University successfully demonstrate controllable deterministic continuous-variable quantum teleportation of up to 5 sideband qumodes simultaneously within a 24 MHz frequency bandwidth. The number of teleported qumodes can be controlled by adjusting the phases of classical channels, with fidelity above 70% achieved.