Experts in nuclear physics and quantum information have demonstrated the application of a photon-number-resolving system to accurately resolve more than 100 photons. The feat is a major step forward in capability for quantum ...
Optics & Photonics
Apr 26, 2023
0
423
Non-classical states of light such as single photons and entangled photons are key ingredients for chips dedicated to quantum computation, quantum sensing, quantum measurement, etc. Fabrication of a traditional chip is hard, ...
Optics & Photonics
Apr 20, 2023
0
56
Even if you are not a quantum physicist, you will most likely have heard of Schrödinger's famous cat. Erwin Schrödinger came up with the feline that can be alive and dead at the same time in a thought experiment in 1935. ...
Quantum Physics
Apr 20, 2023
1
735
In the future, communications networks and computers will use information stored in objects governed by the microscopic laws of quantum mechanics. This capability can potentially underpin communication with greatly enhanced ...
Quantum Physics
Apr 19, 2023
0
194
Scientists from Skoltech, Moscow Pedagogical State University, and other research centers have discovered a new class of defects in diamond that may be of use for quantum information processing and precise and remote temperature ...
Condensed Matter
Apr 18, 2023
0
50
Solids can be melted by heating, but in the quantum world it can also be the other way around: In a joint effort, an experimental team led by Francesca Ferlaino in Innsbruck, Austria, and a theoretical team led by Thomas ...
Quantum Physics
Apr 18, 2023
0
118
Quantum information is a powerful technology for increasing the amount of information that can be processed and communicated securely. Using quantum entanglement to securely distribute a secret quantum state among multiple ...
Optics & Photonics
Apr 12, 2023
0
179
Researchers at the Institute for Quantum Optics and Quantum Information (IQOQI) in Vienna recently devised a universal mechanism to invert the evolution of a qubit with a high probability of success. This protocol, outlined ...
When many quantum particles interact, complex systems can be formed. And this complexity allows reaching a temperature of absolute zero—at least in principle.
Quantum Physics
Apr 4, 2023
0
335
In a demonstration that promises to help scale up quantum computers based on tiny dots of silicon, RIKEN physicists have succeeded in connecting two qubits—the basic unit for quantum information—that are physically distant ...
Quantum Physics
Mar 31, 2023
0
187
