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Archive for the ‘computing’ category: Page 14

Oct 15, 2024

Van der Waals Stacking Enables Entangled Photons, Potentially Shrinking Quantum Computing Components by 1,000 Times

Posted by in categories: computing, quantum physics

Researchers used ultra-thin NbOCl₂ to generate entangled photon pairs for quantum computing, potentially shrinking components.

Oct 15, 2024

How to Prevent Another Europa Clipper Transistor Panic

Posted by in categories: computing, space travel

4 technologies that can radiation-harden future spacecraft electronics.

Oct 15, 2024

Dual-species atomic arrays show promise for quantum error correction

Posted by in categories: computing, particle physics, quantum physics

A study in Nature Physics has realized a dual-species Rydberg array combining rubidium (Rb) and cesium (Cs) atoms to enhance quantum computing and its applications.

Oct 15, 2024

Digital quantum simulation of nuclear magnetic resonance experiments

Posted by in categories: chemistry, computing, quantum physics

Programmable quantum computers have the potential to efficiently simulate increasingly complex molecular structures, electronic structures, chemical reactions, and quantum mechanical states in chemistry that classical computers cannot. As the molecule’s size and complexity increase, so do the computational resources required to model it.

Oct 15, 2024

Study explores the physical origin of errors in a spin qubit processor

Posted by in categories: computing, quantum physics

To achieve remarkable performances, quantum computing systems based on multiple qubits must attain high-fidelity entanglement between their underlying qubits. Past studies have shown that solid-state quantum platforms—quantum computing systems based on solid materials—are highly prone to errors, which can adversely impact the coherence between qubits and their overall performance.

Oct 15, 2024

Physicists uncover behavior in quantum superconductors that provides a new level of control

Posted by in categories: computing, quantum physics

A new study has uncovered important behavior in the flow of electric current through quantum superconductors, potentially advancing the development of future technologies like quantum computing.

Oct 14, 2024

Understanding Qubits: The Heartbeat of Quantum Computing

Posted by in categories: biotech/medical, computing, encryption, quantum physics

Discover how qubits, the building blocks of quantum computing, are revolutionizing fields like medicine and cryptography. Learn why they’re the future.

Oct 14, 2024

Korean firm first to achieve ‘chemical accuracy’ in quantum computing

Posted by in categories: chemistry, computing, information science, quantum physics

The platform-agnostic algorithm ignores information related to noise in quantum computers to prevent compounding errors.

Oct 14, 2024

Will we be able to upload our minds?

Posted by in categories: biotech/medical, computing, neuroscience

I’m pretty much a subscriber to the computational theory of mind (broadly speaking), which holds that the mind is information in the brain. If this theory of mind is accurate, then there should be no barrier to someday uploading a copy of our mind into a computer, providing we can find a way to record it.

This is, of course, a controversial notion. There are many people who swear that uploading will never be accomplished. They list a lot of reasons, from the fact that the mind is inextricably entangled with the workings of the body, to the impossibility of ever making a fully accurate representation of the brain, to religious beliefs about mind / body dualism (which you won’t see me address in this post).

Regarding the notions about the mind being tangled with the body, I suspect the people who express these sentiments are underestimating what our ability will eventually be to virtualize these kinds of mechanisms. Sure, our mental states are tied to things like hormones, blood sugar level, the state of our gut, and many other body parameters. But many of these parameters are driven by the brain. And I don’t really see any reason why we wouldn’t eventually be able to simulate its effects on a virtual brain.

Oct 13, 2024

Decoding algorithms for surface codes

Posted by in categories: computing, cosmology, information science, quantum physics

Now in Quantum: by Antonio deMarti iOlius, Patricio Fuentes, Román Orús, Pedro M. Crespo, and Josu Etxezarreta Martinez https://doi.org/10.22331/q-2024-10-10-1498


Antonio deMarti iOlius1, Patricio Fuentes2, Román Orús3,4,5, Pedro M. Crespo1, and Josu Etxezarreta Martinez1

1Department of Basic Sciences, Tecnun — University of Navarra, 20,018 San Sebastian, Spain. 2 Photonic Inc., Vancouver, British Columbia, Canada. 3 Multiverse Computing, Pio Baroja 37, 20008 San Sebastián, Spain 4 Donostia International Physics Center, Paseo Manuel de Lardizabal 4, 20018 San Sebastián, Spain 5 IKERBASQUE, Basque Foundation for Science, Plaza Euskadi 5, 48009 Bilbao, Spain.

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