A researchers team at EPFL, Switzerland, has experimentally verified the link existing between entanglement and the amount of wave-particle duality in a bipartite quantum system, with superconducting qubits in the IBM Q quantum computer. They […]
The Fermi-Hubbard model is of fundamental importance in condensed-matter physics, yet is extremely challenging to solve numerically. Finding the ground state of the Hubbard model using variational methods has been predicted to be one of […]
More computational resources (i.e., more physical qubits and qubit connections) on a superconducting quantum processor not only improve the performance but also result in more complex chip architecture with lower yield rate. Optimizing both of […]
Nicolas Gisin, professor emeritus at UNIGE, Switzerland and founder of ID Quantique (impressive track record!) suggests that the mathematical language spoken by classical physics should be changed to make room for indeterminism and an open […]
Scientists at Stanford University and SLAC National Accelerator Laboratory have created a silicon chip that can accelerate electrons, albeit at a fraction of the velocity of standard particle accelerator, using an infrared laser. In a regular […]
China’s quantum communication satellite, Quantum Experiments at Space Scale (QUESS) nicknamed Micius, has successfully linked up with the world’s first mobile quantum ground station and conducted an encrypted data transmission when the satellite was approximately […]
The 2017 discovery of a particular kind of Majorana fermion, the chiral Majorana fermion, referred to as the angel particle, is likely a false alarm, according to new research conducted by a team of physicists […]
Researchers at the Department of Energy’s Oak Ridge National Laboratory have developed a quantum chemistry simulation benchmark to evaluate the performance of quantum devices and guide the development of applications for future quantum computers. The […]
A device that can separate and recombine pairs of electrons may offer a way to study an unusual form of superconductivity, according to RIKEN physicists. This superconducting state would involve exotic particles called Majorana fermions […]
Researchers at Princeton University have demonstrated that two quantum-computing components, known as silicon spin qubits, can interact even when spaced relatively far apart on a computer chip, which unlocks new capabilities for quantum hardware. Each […]
Scientists from the University of Bristol and the Technical University of Denmark (DTU) have successfully developed chip-scale devices that are able to harness the applications of quantum physics by generating and manipulating single particles of light […]
Researchers at Lancaster University decided to place a LEGO® figure and four LEGO® blocks inside their record-breaking dilution refrigerator, which is capable of reaching 1.6 millidegrees above absolute zero (2,000 times colder than deep space). The […]
Researchers of the University of Twente found a new way to protect data from attacks using quantum computers. Single particles of light in Standard Quantum Key Distribution (QKD) systems are already being used to protect […]
The NIST team has just published methods for measuring the efficiency of five SPDs, including one made at NIST, as a prelude to offering an official calibration service.
Physicists from the National Institute of Standards and Technology (NIST) and their colleagues have achieved a major new feat — creating a bizarre “quantum” interference between two photons of markedly different colors, originating from different […]
Researchers at QuTech, a collaboration of TU Delft and TNO, have developed a new magnetic quantum sensing technology that can image samples with atomic-scale resolution. It opens the door towards imaging individual molecules, like proteins […]
New experiments with magnetically doped topological insulators have revealed possible methods of lossless signal transmission that involve a surprising self-organization phenomenon. In the future, it might be possible to develop materials with such characteristics at […]
Entanglement is exploited for applications in secure quantum communication over long distances and quantum cryptography protocols. Unfortunately, entangled particles are easily disturbed by their surroundings, and their entanglement is readily diminished by the slightest interaction […]
The Department of Physics at the University of Basel heads the new NCCR (National Centre of Competence in Research) SPIN for the development of a silicon-based quantum computer. The aim is to develop an exceptionally […]
Scientists at Berkeley Lab and UC Berkeley have turned natural atomic flaws inside the diamond anvils into tiny quantum sensors. Over the last decade, scientists have used these famous NV centers as tiny sensors to […]
(This article has been originally published on December 10th, 2019 and has been edited on Feb 19th, 2020) At the 2019 IEEE International Electron Devices Meeting in San Francisco, Intel unveiled a cryogenic chip designed to accelerate the development […]
Researchers from the Austrian Academy of Sciences, the University of Vienna and the University of Geneva, have proposed a new interpretation of classical physics without real numbers. This new study challenges the traditional view of […]
Scientists at the University of Chicago’s Pritzker School of Molecular Engineering announced a significant breakthrough: Quantum states can be integrated and controlled in commonly used electronics devices made from silicon carbide. In two papers published in Science and Science […]
Researchers at University of Basel, Switzerland, reported the first experimental demonstration of quantum synchronization. This has been achieved by performing a digital simulation of a single spin-1 limit-cycle oscillator on the quantum processors of the IBM […]
Researchers from the University of Paris-Saclay, the University of Regensburg and the University of Jyvaskyla have delivered a combined experimental and theoretical work revealing the profound nature of quantum transport in strongly driven diffusive Josephson junctions. They […]