Search results for qubits

Superconductivity Jul 5, 2023

New tool helps improve quantum computing circuit component

Researchers use a new tool to help improve a key component in commercially produced quantum computing circuits. The team of scientists from the U.S. Department of Energy's (DOE) Ames National Laboratory in partnership with ...

Quantum Physics Apr 20, 2023

Heaviest Schrödinger cat achieved by putting a small crystal into a superposition of two oscillation states

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. ...

Optics & Photonics Mar 13, 2023

A quantum playground for exploring light topology

A quantum device fabricated by Zhejiang University researchers could help to advance the design of quantum computers as it offers topological control over the units that store information within them. The team's results were ...

Nanophysics Nov 2, 2022

Magnetic molecules on surfaces: Advances and challenges in molecular nanoscience

In the field of molecular magnetism, the design of devices with technological applications at the nanoscale—quantum computing, molecular spintronics, magnetic cooling, nanomedicine, high-density information storage, etc.—requires ...

Quantum Physics Nov 2, 2022

A method to characterize large quantum computers using only a single measurement setting

Quantum devices are becoming ever more complex and powerful. Researchers at the University of Innsbruck, in collaboration with the Johannes Kepler University Linz and the University of Technology Sydney, are now presenting ...

Quantum Physics Oct 6, 2022

In race toward quantum computing, North Carolina takes center stage

In the 1950s, computers were bulky, inefficient and limited. They ate up entire rooms but couldn't go beyond rudimentary calculations.

Quantum Physics Sep 13, 2022

New quantum algorithm solves critical quantum chemistry problem through adaptation along a geometric path

A team of researchers from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and Stony Brook University have devised a new quantum algorithm to compute the lowest energies of molecules at specific configurations ...

Nanophysics May 12, 2022

Quantum one-way street in topological insulator nanowires

Very thin wires made of a topological insulator could enable highly stable qubits, the building blocks of future quantum computers. Scientists see a new result in topological insulator devices as an important step towards ...

Nanophysics Jan 12, 2022

Building a silicon quantum computer chip atom by atom

A University of Melbourne-led team has perfected a technique for embedding single atoms in a silicon wafer one-by-one. Their technology offers the potential to make quantum computers using the same methods that have given ...

Quantum Physics Dec 9, 2021

Crucial leap in error mitigation for quantum computers

Researchers at Lawrence Berkeley National Laboratory's Advanced Quantum Testbed (AQT) demonstrated that an experimental method known as randomized compiling (RC) can dramatically reduce error rates in quantum algorithms and ...

page 36 from 40