Just as the sound of a guitar depends on its strings and the materials used for its body, the performance of a quantum computer depends on the composition of its building blocks. Arguably the most critical components are ...
Condensed Matter
Jan 27, 2023
0
56
As buzz grows ever louder over the future of quantum, researchers everywhere are working overtime to discover how best to unlock the promise of super-positioned, entangled, tunneling or otherwise ready-for-primetime quantum ...
Optics & Photonics
Jan 17, 2023
0
91
Quantum computers can more rapidly process large amounts of data, because they carry out many computation steps in parallel. The information carrier of the quantum computer is a qubit. Qubits do not only possess the information ...
Quantum Physics
Jan 12, 2023
0
142
Approximately two decades ago, it was shown theoretically that quantum computers could easily solve certain computationally demanding problems like factoring large numbers into prime numbers or searching efficiently in databases. ...
Quantum Physics
Jan 10, 2023
0
174
Much of modern electronic and computing technology is based on one idea: Add chemical impurities, or defects, to semiconductors to change their ability to conduct electricity. These altered materials are then combined in ...
Condensed Matter
Dec 22, 2022
0
559
Error correction in quantum computers could be simplified by a new protocol proposed by an all-RIKEN team based on "cat states." It could cut the computing resources needed to fix errors to the same level as conventional ...
Quantum Physics
Dec 8, 2022
4
70
Scientists from QuTech and Eindhoven University of Technology have taken a next step in qubit research. Qubits are one of the building blocks of a future quantum computer. The researchers—including Sasa Gazibegovic, Ghada ...
Quantum Physics
Nov 25, 2022
0
121
Russian scientists from University of Science and Technology MISIS and Bauman Moscow State Technical University were one of the first in the world to implement a two-qubit operation using superconducting fluxonium qubits. ...
Quantum Physics
Nov 21, 2022
0
559
The computing power of quantum machines is currently still very low. Increasing performance is a major challenge. Physicists at the University of Innsbruck, Austria, now present a new architecture for a universal quantum ...
Quantum Physics
Oct 28, 2022
0
494
Quantum computers are powerful computational devices that rely on quantum mechanics, or the science of how particles like electrons and atoms interact with the world around them. These devices could potentially be used to ...
Optics & Photonics
Oct 21, 2022
0
123
