Search results for single-qubit

Optics & Photonics Sep 25, 2024

A versatile approach to realize quantum-enhanced metrology with large Fock states

The collecting of highly precise measurements can enable research developments and technological advancements in numerous fields. In physics, high-precision measurements can unveil new phenomena and experimentally validate ...

Nanophysics Sep 24, 2024

'Writing' with atoms could transform materials fabrication for quantum devices

A new technology to continuously place individual atoms exactly where they are needed could lead to new materials for devices that address critical needs for the field of quantum computing and communication that cannot be ...

Nanophysics Sep 24, 2024

Researchers reveal the reality of lossless energy transport in topological insulators

Topological insulators raise the exciting hope of realizing lossless energy transport, which is true at ultralow temperatures. However, topological insulators fail to maintain this lossless 'magic' at room temperature.

Condensed Matter Sep 19, 2024

Topological quantum computers a step closer with new method to 'split' electrons

The topological quantum computer still exists only in theory but, if possible, would be the most stable and powerful computing machine in the world. However, it requires a special type of qubit (quantum bit) that has yet ...

Astrobiology Sep 19, 2024

Could interstellar quantum communications involve Earth or solve the Fermi paradox?

Thus far, the search for extraterrestrial intelligence (SETI) has used strategies based on classical science—listening for radio waves, telescopes watching for optical signals, telescopes in orbit scouring light from the ...

Optics & Photonics Sep 9, 2024

Quantum error correction technology outperforms world's leading quantum computing company, researchers claim

Solving the problem of error is essential for the practical application of quantum computing technologies that surpass the performance of digital computers. Information input into a qubit, the smallest unit of quantum computation, ...

Quantum Physics Sep 6, 2024

New quantum error correction method uses 'many-hypercube codes' while exhibiting beautiful geometry

In work published in Science Advances, Hayato Goto from the RIKEN Center for Quantum Computing in Japan has proposed a new quantum error correction approach using what he calls "many-hypercube codes."

Condensed Matter Aug 26, 2024

Sound drives 'quantum jumps' between electron orbits

Cornell University researchers have demonstrated that acoustic sound waves can be used to control the motion of an electron as it orbits a lattice defect in a diamond, a technique that can potentially improve the sensitivity ...

Nanophysics Aug 22, 2024

A world first: Qubit coherence decay traced to thermal dissipation

Physicists from Aalto University in Finland, alongside an international team of collaborators, have theoretically and experimentally shown that superconducting qubit coherence loss can be directly measured as thermal dissipation ...

Condensed Matter Aug 15, 2024

Theoretical research holds promise for advancing modular quantum information processing

The operation of a quantum computer relies on encoding and processing information in the form of quantum bits—defined by two states of quantum systems such as electrons and photons. Unlike binary bits used in classical computers, ...

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