Search results for qubits

Quantum Physics Oct 22, 2020

Control ions for quantum computing and sensing via on-chip fiber optics

Walk into a quantum lab where scientists trap ions, and you'll find benchtops full of mirrors and lenses, all focusing lasers to hit an ion "trapped" in place above a chip. By using lasers to control ions, scientists have ...

Quantum Physics Dec 12, 2018

Copper compound as promising quantum computing unit

Quantum computers could vastly increase the capabilities of IT systems, bringing major changes worldwide. However, there is still a long way to go before such a device can actually be constructed, because it has not yet ...

Quantum Physics Sep 6, 2018

Building 3-D atomic structures atom by atom using lasers

A team of researchers at Centre National de la Recherche Scientifique (CNRS) in France has developed a technique for arranging cold atoms into useful 3-D arrayed structures. In their paper published in the journal Nature, ...

Quantum Physics Aug 13, 2018

Another step forward on universal quantum computer

Researchers have demonstrated holonomic quantum gates under zero-magnetic field at room temperature, which could enable the realization of fast and fault-tolerant universal quantum computers.

Quantum Physics Apr 1, 2011

14 quantum bits: Physicists go beyond the limits of what is currently possible in quantum computation

(PhysOrg.com) -- Quantum physicists from the University of Innsbruck (Austria) have set another world record: They have achieved controlled entanglement of 14 quantum bits (qubits) and, thus, realized the largest quantum ...

Quantum Physics Feb 10, 2022

System Model H1 beats classical system at game designed to test quantum mechanics

Some might view games as merely entertainment but for professor Emanuele Dalla Torre at Bar-Ilan University in Israel and his team, playing games is useful for measuring the effectiveness of today's commercial quantum computers.

Optics & Photonics Mar 3, 2021

Researchers realize quantum communications milestone using light

Few terms are more ubiquitous in the scientific arena these days than "quantum."

Quantum Physics Apr 29, 2019

Physicists set a new record of quantum memory efficiency

Like memory in conventional computers, quantum memory components are essential for quantum computers—a new generation of data processors that exploit quantum mechanics and can overcome the limitations of classical computers. ...

Quantum Physics Oct 26, 2018

Shielded quantum bits

A theoretical concept to realize quantum information processing has been developed by Professor Guido Burkard and his team of physicists at the University of Konstanz. The researchers have found ways to shield electric and ...

General Physics May 26, 2017

Three teams find a way to measure frequencies with far better precision than previous techniques

(Phys.org)—Three teams working independently have found a nearly identical way to boost the resolution of quantum magnetic sensors, allowing frequency measurements with far higher precision than previous techniques. Two ...

page 20 from 40