Physicists at the National Institute of Standards and Technology have boosted their control of the fundamental properties of molecules at the quantum level by linking or "entangling" an electrically charged atom and an electrically ...
Quantum Physics
May 20, 2020
1
1470
Most quantum computers being developed around the world will only work at fractions of a degree above absolute zero. That requires multi-million-dollar refrigeration and as soon as you plug them into conventional electronic ...
Quantum Physics
Apr 15, 2020
2
1588
In an advance that may help researchers scale up quantum devices, an MIT team has developed a method to "recruit" neighboring quantum bits made of nanoscale defects in diamond, so that instead of causing disruptions they ...
Quantum Physics
Mar 6, 2020
0
1030
Imagine a world where people could only talk to their next-door neighbor, and messages must be passed house to house to reach far destinations.
Quantum Physics
Dec 25, 2019
1
3370
Quantum computers with the ability to perform complex calculations, encrypt data more securely and more quickly predict the spread of viruses, may be within closer reach thanks to a new discovery by Johns Hopkins researchers.
Quantum Physics
Oct 10, 2019
3
3482
A team from Dartmouth College and MIT has designed and conducted the first lab test to successfully detect and characterize a class of complex, "non-Gaussian" noise processes that are routinely encountered in superconducting ...
Quantum Physics
Sep 16, 2019
3
1039
A group of scientists led by 2018 Australian of the Year Professor Michelle Simmons have achieved the first two-qubit gate between atom qubits in silicon—a major milestone on the team's quest to build an atom-scale quantum ...
Quantum Physics
Jul 17, 2019
1
746
Physicists at the National Institute of Standards and Technology (NIST) have teleported a computer circuit instruction known as a quantum logic operation between two separated ions (electrically charged atoms), showcasing ...
Quantum Physics
May 30, 2019
0
1485
For the first time ever, researchers have measured the fidelity—that is, the accuracy—of two-qubit logic operations in silicon, with highly promising results that will enable scaling up to a full-scale quantum processor.
Quantum Physics
May 13, 2019
0
1438
A new method allows the quantum state of atomic "qubits"—the basic unit of information in quantum computers—to be measured with twenty times less error than was previously possible, without losing any atoms. Accurately ...
Quantum Physics
Mar 25, 2019
0
662
