Search results for qubits

Condensed Matter Oct 2, 2023

Simulations reveal the atomic-scale story of qubits

Researchers led by Giulia Galli at University of Chicago's Pritzker School of Molecular Engineering report a computational study that predicts the conditions to create specific spin defects in silicon carbide. Their findings, ...

Condensed Matter Sep 28, 2023

Quantum repeaters use defects in diamond to interconnect quantum systems

The popular children's game of telephone is based on a simple premise: The starting player whispers a message into the ear of the next player. That second player then passes along the message to the third person and so on ...

Quantum Physics Sep 27, 2023

A new kind of chip for quantum technology

Today, we are living in the midst of a race to develop a quantum computer, one that could be used for practical applications. This device, built on the principles of quantum mechanics, holds the potential to perform computing ...

Superconductivity Sep 27, 2023

Progress in upscaling Si spin and superconducting-based quantum technologies

The long-term vision for quantum computing is the ability to leverage millions of noise-free qubits to address selected problems that are hard to solve with classical computers. Application fields that may benefit from this ...

Quantum Physics Sep 25, 2023

New qubit circuit enables quantum operations with higher accuracy

In the future, quantum computers may be able to solve problems that are far too complex for today's most powerful supercomputers. To realize this promise, quantum versions of error correction codes must be able to account ...

Quantum Physics Sep 22, 2023

Can cloud-based quantum computing really offer a quantum advantage?

A quantum machine can drastically speed up certain kinds of computation, but only if two or more quantum bits in the machine are entangled—that is, capable of displaying related behavior despite being separated.

Superconductivity Sep 20, 2023

Researchers advance topological superconductors for quantum computing

Quantum computers process information using quantum bits, or qubits, based on fragile, short-lived quantum mechanical states. To make qubits robust and tailor them for applications, researchers from the Department of Energy's ...

Quantum Physics Sep 13, 2023

A scalable and user-friendly platform for physicists to carry out advanced quantum experiments, cheaply

Quantum computers can solve certain computational problems much faster than ordinary computers by using specific quantum properties. The basic building blocks of such machines are called quantum-bits or qubits. Qubits can ...

Optics & Photonics Sep 11, 2023

Researchers make a significant step towards reliably processing quantum information

Using laser light, researchers have developed the most robust method currently known to control individual qubits made of the chemical element barium. The ability to reliably control a qubit is an important achievement for ...

Quantum Physics Sep 7, 2023

Machine learning contributes to better quantum error correction

Researchers from the RIKEN Center for Quantum Computing have used machine learning to perform error correction for quantum computers—a crucial step for making these devices practical—using an autonomous correction system ...

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