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.”
An alliance between Forschungszentrum Jülich and the semiconductor manufacturer Infineon, together with institutes of the Fraunhofer-Gesellschaft (IAF, IPMS) as well as the Leibniz Association (IHP, IKZ), the universities of Regensburg and Konstanz and the quantum start-up HQS aims to build a semiconductor quantum processor made in Germany that is based on the “shuttling” of electrons and is to be achieved with technology available in Germany.
Algorithms that search for a pattern within a larger data-set appear ubiquitously in text and image processing. Pattern matching algorithms are used ubiquitously used in image processing, the study of DNA sequences, and data compression […]
A team of researchers at Vienna Center for Quantum Science and Technology (VCQ) and Centre for Quantum Technologies, Singapore (CQT), has demonstrated homomorphic-encrypted quantum computing with unitary transformations of individual qubits, as well as multi-qubit quantum walk computations using single-photon states and non-birefringent integrated optics.
A team of researchers at Universität Stuttgart, Germany, has developed an ion-optics-based quantum microscope that is capable of creating images of individual atoms.
While probing how quantum annealers perform when operated faster than desired, a team of scientists at Los Alamos National Laboratory unexpectedly discovered a new effect that may account for the imbalanced distribution of matter and […]
Physicists at the University of Bonn have shown what the speed limit is for complex quantum operations. The fact that there is a speed limit in the microcosm was already theoretically demonstrated by two Soviet […]
A team of researchers at IBM Research – Zurich, Switzerland, has presented a resource-efficient quantum algorithm for protein folding. Predicting the three-dimensional structure of a protein from its primary sequence of amino acids is known […]
D-Wave Systems has published a milestone study in collaboration with scientists at Google, demonstrating a computational performance advantage, increasing with both simulation size and problem hardness, to over 3 million times that of corresponding classical methods.
Using the IBM Q computer, physicists at EPFL have verified for the first time the tight relationship between quantum entanglement and wave-particle duality, showing that the former controls the latter in a quantum system.
Quantum Internet in Austria: a groundbreaking project enhancing precision measurements and quantum information exchange nationwide.
An international team led by the University of Nottingham, has demonstrated that only quantum and not classical gravity could be used to create a certain informatic ingredient that is needed for quantum computation.
Researchers have found a way to use light and a single electron to communicate with a cloud of quantum bits and sense their behavior, making it possible to detect a single quantum bit in a […]
Fermilab scientists have been conducting experiments to look for quantum fluctuations of space and time at the smallest scale imaginable according to known physics. At this limit, the Planck length, our classical notions of space […]
Recent work has constructed a relation problem that a noisy constant-depth quantum circuit (QNC0) can solve with near certainty (probability 1−o(1)), but that any bounded fan-in constant-depth classical circuit (NC0) fails with some constant probability. It […]
For years, physicists have been looking for materials that emulate a Kitaev honeycomb (solid-state model known to birth Majorana fermions in magnetic fields). Physicists from Chung-Ang University, Korea, unveiled the existence of Majorana fermions in α-RuCl3, […]
A team of researchers at Lawrence Berkeley National Laboratory (Berkeley Lab) used a quantum computer to successfully simulate an aspect of particle collisions that is typically neglected in high-energy physics experiments, such as those that […]
To build a universal quantum computer from fragile quantum components, effective implementation of Quantum Error Correction (QEC) is an essential requirement and a central challenge. Since qubits are intrinsically fragile, the most outstanding challenge of […]
A collaboration between the Universities of Hong-Kong, Grenoble and Vienna, as well as the Austrian Academy of Sciences has revealed novel techniques to reduce noise in quantum communication. The primary approach to overcome these noise […]
Fault-tolerant quantum computers offer the promise of dramatically improving machine learning through speed-ups in computation or improved model scalability. In the near-term, however, the benefits of Quantum Machine Learning (QML) are not so clear. Understanding […]
ParityQC LogoNEC Corporation and ParityQC have announced that they have started collaborating in the field of Quantum Annealing. NEC will be the first company worldwide implementing the ParityQC architecture for quantum annealing devices. The collaboration […]
An international team of researchers led by the University of Surrey has proven the existence of the fabled multi-photon Fano effect in an experiment.
Researchers from the University of Oxford and the Université libre de Bruxelles have developed a theory of causality in quantum theory, according to which cause-effect relations can sometimes form cycles. This theory offers a novel […]
Researchers at Heidelberg University‘s Physics Institute have recently observed the Pauli principle directly in a continuous system comprised of up to six particles. Their experiment could pave the way towards a better understanding of strongly interacting systems comprised of fermions.
Would you like to use your quantum expertise to become a STEM Ambassador? STEM Learning is launching the Quantum Ambassadors Programme for A Level students, aiming to help them understand the scientific process and enhance their […]
CNRS and QC Ware announced today that they have successfully demonstrated that a quantum machine using a new quantum algorithm can verify quantum advantage in seconds, while a classical computer can take thousands of years to perform the same task.