Quantum interference effects can cause substantial variation in the conductance properties of molecule-scale devices. By controlling the quantum interference, researchers showed that electrical conductance of a single molecule can be fine-tuned over two orders... more

Noting the startling advances in semiconductor technology, Intel co-founder Gordon Moore proposed that the number of transistors on a chip will double each year, an observation that has been born out since he made... more

Quantum secure direct communication (QSDC) is an important branch of quantum communication, based on the principles of quantum mechanics for the direct transmission of classified information. While recent proof-of-principle experimental studies have... more

The recently discovered topological phase offers new possibilities for spintronics and condensed matter. Even insulating material exhibits conductivity at the edges of certain systems, giving rise to an anomalous quantum... more

Quantum physics sets the laws that dominate the universe at a small scale. The ability to harness quantum phenomena could lead to machines like quantum computers, which are predicted to perform certain... more

In a recent issue of Physical Review A, Argonne researchers reported a new method for alleviating the effects of "noise" in quantum information systems, a challenge scientists around the globe are working... more

Electronics rely on the movement of negatively-charged electrons. Physicists strive to understand the forces that push these particles into motion, with the goal of harnessing their power in new technologies.... more

Researchers have measured hundreds of individual quantum energy levels in the buckyball, a spherical cage of 60 carbon atoms. It's the largest molecule that has ever been analyzed at this level of experimental detail in the history of quantum mechanics.... more

Engineering researchers have demonstrated proof-of-principle for a device that could serve as the backbone of a future quantum Internet. University of Toronto... more

Researchers have demonstrated proof-of-principle for a device that could serve as the backbone of a future quantum Internet. Researchers have developed a prototype for a key element for all-photonic quantum repeaters, a... more

The most basic type of quantum information processing is quantum entanglement. Researchers have now provided a much finer characterization of the distributions of entanglement in multi-qubit systems than previously available. These findings... more

There has been a concerted effort to identify problems computable with quantum technology, which are intractable with classical technology or require far fewer resources to compute. Recently, randomness processing in a Bernoulli factory has been identified as one... more

What kinds of computers would be conceivable if physics worked differently? Quantum physicists Marius Krumm from the University of Vienna and Markus Müller from the Viennese Institute of Quantum Optics and Quantum Information of... more

Summary The most basic type of quantum information processing is quantum entanglement. In a new study published in EPJ B, Zhaonan Zhang from Shaanxi Normal University, Xi'an, China, and colleagues have provided... more

Pulling off high-speed energy transfers in the lab gives researchers insight into quantum computing, high-speed rechargeable batteries, and other future applications of quantum technology. more

Using a new computational method, an international collaboration has succeeded for the first time in systematically investigating magnetic quantum effects in the well-known 3D pyrochlore Heisenberg model. The surprising finding: physical quantum... more

Using a new computational method, an international collaboration has succeeded for the first time in systematically investigating magnetic quantum effects in the well-known 3-D pyrochlore Heisenberg model. The surprising finding: Physical quantum... more

Scientists have discovered that proton transfer in electrochemical reactions is governed by the quantum tunneling effect (QTE) under the specific conditions. In addition, they made a first ever observation of the transition between the quantum and... more

Generative adversarial learning is one of the most exciting recent breakthroughs in machine learning. It has shown splendid performance in a variety of challenging tasks such as image and video... more

Researchers at the University of Chicago and Argonne National Laboratory have invented an innovative way for different types of quantum technology to "talk" to each other using sound. The study,... more

Quantum computers promise to be a revolutionary technology because their elementary building blocks, qubits, can hold more information than the binary, 0-or-1 bits of classical computers. But to harness this... more

The perovskite-related metal oxide TbInO3 exhibits an exotic state of matter called quantum spin liquid, according... more

Quantum squeezing of light will help scientists make better gravitational wave detectors. more

The rules of quantum mechanics describe how atoms and molecules act very differently from the world around us. Scientists have made progress toward teasing out these rules—essential for... more

Researchers have discovered that proton transfer in electrochemical reactions is governed by the quantum tunneling effect under the specific conditions. In addition, they made a first ever observation of the transition between the quantum and classical... more

Researchers have demonstrated that whether an object (in our example, the ball) shows quantum features depends on the reference frame. The physical laws, however, are still independent of it. more

Quantum particles seem to disobey a fundamental principle of mathematics. more

Scientists at the U.S. Naval Research Laboratory (NRL) and the Air Force Research Laboratory (AFRL) have developed a way to directly write quantum light sources, which emit a single photon of light... more

A study by the Quantum Technologies for Information Science (QUTIS) group of the UPV/EHU's Department of Physical Chemistry, has produced a series of protocols for quantum sensors that could allow images to... more

Physicists envision that the future of quantum computation networks will contain scalable, monolithic circuits, which include advanced functionalities on a single physical substrate. While substantial progress has already been made for a variety of applications on different platforms,... more