Today, a new breed of electronic devices, bearing unique properties, is being developed. As ultra-miniaturization continues apace, researchers have begun to explore the intersection of physical and chemical properties occurring at the molecular scale....SCIENCE DAILY · 2 months
If nature allowed nonlocal correlations other than those predicted by quantum mechanics, would that contradict some physical principle? Various approaches have been put forward in the past two decades in an attempt to single out quantum nonlocality. However, none of... more
A localization phenomenon boosts the accuracy of solving quantum many-body problems with quantum computers. These problems are otherwise challenging for conventional computers. This brings such digital quantum simulation within reach using quantum devices available today. more
University of Copenhagen researchers have developed a nanocomponent that emits light particles carrying quantum information. Less than one-tenth the width of a human hair, the miniscule component makes it possible to scale... more
Researchers have developed a nanocomponent that emits light particles carrying quantum information. Less than one-tenth the width of a human hair, the minuscule component makes it possible to scale up and could ultimately reach the capabilities required for... more
Through randomly selected measurements, physicists can determine the quantum entanglement of many-particle systems. With the newly developed method, quantum simulations can be extended to a larger number of quantum particles. Researchers now report on the first successful demonstration... more
A fundamental challenge in digital quantum simulation (DQS) is the control of an inherent error, which appears when discretizing the time evolution of a quantum many-body system as a sequence... more
Researchers have been trying for many years to build a quantum computer that industry could scale up, but the building blocks of quantum computing, qubits, still aren't robust... more
New quantum materials will one day make smartphones 1,000 times faster while drastically increasing battery life. That is how researchers describe the impact new semimetal materials could have on future... more
Hokkaido University researchers have developed a computational method that can predict how clusters of molecules behave and interact over time, providing critical insight for future electronics. Their findings, published in the journal Scientific Reports, could lead to the... more
Two-dimensional (2-D) semiconductors are promising for quantum computing and future electronics. Now, researchers can convert metallic gold into semiconductor and customize the material atom-by-atom on boron nitride nanotubes. more
Through randomly selected measurements, Austrian physicists can now determine the quantum entanglement of many-particle systems. With the newly developed method, quantum simulations can be extended to a larger number of quantum particles.... more
A new finding by researchers at the University of Chicago promises to improve the speed and reliability of current and next generation quantum computers by as much as ten times. By combining principles from... more
Two-dimensional (2D) semiconductors are promising for quantum computing and future electronics. Now, researchers can convert metallic gold into semiconductor and customize the material atom-by-atom on boron nitride nanotubes. more
In the 2018 movie Avengers: Infinity War, a scene featured Dr. Strange looking into 14 million possible futures to search for a single timeline in which the heroes... more
In the 2018 movie Avengers: Infinity War, a scene featured Dr. Strange looking into 14 million possible futures to search for a single timeline in which... more
In the decades since they were first theorized, scientists have suggested that the exotic properties of topological materials—that is, materials that maintain their electrical properties even in the face of radical temperature shifts or... more
On April 1 2019, the Fraunhofer-Gesellschaft launches the lighthouse project "Quantum Magnetometry" (QMag): Freiburg's Fraunhofer institutes IAF, IPM and IWM want to transfer quantum magentometry from the field of university research to industrial applications. In close cooperation with... more
In a collaboration between the U.S. Department of Energy's Ames Laboratory and Northeastern University, scientists have developed a model for predicting the shape of metal nanocrystals... more
A world-record result in reducing errors in semiconductor 'spin qubits', a type of building block for quantum computers, has been achieved using the theoretical work of quantum physicists at the University of Sydney Nano... more
Scientists have developed a model for predicting the shape of metal nanocrystals or 'islands' sandwiched between or below two-dimensional (2D) materials such as graphene.... more
Scientists have developed a model for predicting the shape of metal nanocrystals or 'islands' sandwiched between or below two-dimensional (2D) materials such as graphene.... more
Scientists from the U.S. Department of Energy's Brookhaven National Laboratory, Stony Brook University, and DOE's Energy Sciences Network (ESnet) are collaborating on an experiment that puts U.S. quantum... more
When a particle is completely isolated from its environment, the laws of quantum physics start to play a crucial role. One important requirement to see quantum effects is to remove all thermal energy from the particle motion, i.e.... more
For decades, experts have predicted that quantum computers will someday perform difficult tasks, such as simulating complex chemical systems, that can't be done by conventional computers. But so far, these machines haven't lived up to their potential because of error-prone... more
Compared to bulk materials, atomically thin materials like transition metal dichalcogenides (TMDs) offer size and tunability advantages over traditional materials in developing miniature electronic... more
The number of parameters describing a quantum state is well known to grow exponentially with the number of particles. This scaling limits our ability to characterize and simulate the evolution of arbitrary states to systems, with no more... more
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