Scientists have achieved a major breakthrough in quantum technology by deriving an exact mathematical expression for entanglement distillation under specialized conditions, correcting flawed theories from two decades ago and advancing theoretical capabilities far beyond current experimental limitations.
Researchers successfully simulated Google’s 53-qubit Sycamore quantum circuit seven times faster than the original quantum computer using 1,432 GPUs and innovative tensor network algorithms, effectively refuting Google’s quantum advantage claim.
Scientists have discovered and experimentally confirmed the existence of “quadruplons,” genuine four-body quasi-particles consisting of two electrons and two holes tightly bound together in a monolayer semiconductor, which represent a fundamentally new type of matter excitation beyond previously known quasi-particles like excitons and bi-excitons.
UCL researchers have developed a groundbreaking technique using arsenic atoms in silicon that achieves a 97% success rate for single-atom placement (compared to phosphorus’s 70%), potentially solving quantum computing’s twin challenges of error rates and scalability through scanning tunneling microscopy hydrogen resist lithography.
A groundbreaking theory bridges quantum mechanics and general relativity by treating the spacetime metric as a quantum operator and introducing an entropy-based gravitational action that yields modified Einstein equations with an emergent cosmological constant, potentially explaining cosmic expansion and dark matter through a novel auxiliary “G-field.”
ID Quantique (IDQ), the world leader in quantum-safe security solutions, today launched the Cerberis XG at the Inside Quantum Technology conference (IQT).
Equal1 Laboratories (Equal1), a silicon-based quantum computing company, has announced the company is the first to demonstrate a fully integrated Quantum Processor Unit (QPU) operating at 3.7 kelvin ― a major milestone with implications for the […]
A Lawrence Berkeley National Laboratory-led international team of researchers has discovered a way to use ion beams to create long strings of “color center” qubits in diamond. Creating large numbers of high-quality qubits, in close […]
Researchers at Tampere University Photonics Laboratory have demonstrated how two interfering photons can bunch into various shapes. These complex shapes are beneficial for quantum technologies, such as performing fast photonic quantum computations and safe data […]
Researchers at Peking University have developed a scanning quantum sensing microscope by using a solid-state qubit, Nitrogen-Vacancy (NV) center, as the quantum sensor. They have, for the first time, realized NV-based nanoscale electric-field imaging and […]
In collaborative international effort, laser physicists at LMU have built the first hybrid plasma accelerator
Researchers at KTH Royal Institute of Technology in Sweden developed integrated chips that can generate light particles on demand and without the need for extreme refrigeration. In order for photons to deliver qubits on-demand in […]
New experiments provide evidence for a decades-old theory that, in the quantum regime, an electron behaves as if it is made of two particles: one particle that carries its negative charge and the other that […]
A black hole permanently scrambles information that can’t be recovered with any quantum machine learning algorithm, shedding new light on the classic Hayden-Preskill thought experiment.
QuTech has resolved a major issue on the road towards a working large-scale quantum computer. QuTech, together with Intel, has designed and fabricated an integrated circuit that can operate at extremely low temperatures when controlling […]
Researchers in the group of Professor Tobias J. Kippenberg at EPFL’s School of Basic Sciences have now developed a novel approach that uses light to read out superconducting circuits, thus overcoming the scaling challenges of […]
Qnami announced today the closing of a 4.0M CHF (4.4M USD) Series A financing round led by Venture Capital funds Runa Capital and SIT Capital, further supported by Seed Round investors Quantonation, Verve Ventures, Zürcher […]
A novel technique for studying vortices in quantum fluids has been developed by physicists. Turbulence in quantum systems, for example in superfluid helium 4, takes place on microscopic scales, and so far scientists have not […]
In a recent New Civil Engineer article, Professor Paul Jowitt, professor at the Institute of Engineering and Environment at Heriot Watt University, emphasised the important role played by civil engineers in helping to ‘bring a […]
U.S. venture capital giant Bessemer Venture Partners has signed on to lead a US$100-million funding of Toronto startup Xanadu Quantum Technologies Inc., as competition intensifies in a global race to bring quantum computers to market. […]
The promise of a quantum internet depends on the complexities of harnessing light to transmit quantum information over fiber optic networks. A potential step forward was reported today by researchers who developed integrated chips that […]
An international team of researchers came closer to unraveling the complicated optical response of wide-bandgap semiconductor multiple quantum wells and how atomic-scale lattice vibration can generate free space terahertz emission. Their work provides a significant […]
A Chinese research team from the University of Science and Technology of China (USTC) has successfully designed a 62-qubit programmable superconducting quantum processor, naming it Zu Chongzhi after the noted 5th century Chinese mathematician and astronomer. The […]
Scientists at Raytheon BBN Technologies have developed a new way to detect a single photon — a development with big applications for sensors, communications and exponentially more powerful quantum computer processors. Josephson junctions are superconducting […]
Researchers at the National Institute of Standards and Technology (NIST) have “entangled” two small mechanical drums and precisely measured their linked quantum properties. Entangled pairs like this might someday perform computations and transmit data in […]
The ability to selectively measure, initialize, and reuse qubits during a quantum circuit enables a mapping of the spatial structure of certain tensor-network states onto the dynamics of quantum circuits, thereby achieving dramatic resource savings […]
QLM, a quantum-enabled gas sensor startup, in the UK has raised £3.1m (€3.6m) in a seed investment. The company has developed a lidar camera using quantum photon sensor that can detect methane, a key greenhouse gas, […]
Researchers at the University of Stuttgart were able to detect qubits in two-dimensional materials for the first time. Quantum computers or quantum sensors consist of materials that are completely different to their classical predecessors. These […]
Quantum walks are the quantum mechanical analog of classical random walks and an extremely powerful tool in quantum simulations, quantum search algorithms, and even for universal quantum computing. A team of researchers have designed and […]
In quantum mechanics, the Heisenberg uncertainty principle dictates that the position and speed of an object cannot both be known fully precisely at the same time. Researchers now show that two vibrating drumheads, the size […]