Search results for single-qubit

Quantum Physics Oct 15, 2025

Rigorous approach quantifies and verifies almost all quantum states

Quantum information systems, systems that process, store or transmit information leveraging quantum mechanical effects, could, in principle, outperform classical systems in some optimization, computational, sensing, and learning ...

Quantum Physics Oct 13, 2025

From artificial atoms to quantum information machines: Inside the 2025 Nobel Prize in physics

The 2025 Nobel Prize in physics honors three quantum physicists—John Clarke, Michel H. Devoret and John M. Martinis—for their study of quantum mechanics in a macroscopic electrical circuit.

Optics & Photonics Oct 11, 2025

A new scalable approach to realize a quantum communication network based on ytterbium-171 atoms

Quantum networks, systems consisting of connected quantum computers, quantum sensors or other quantum devices, hold the potential of enabling faster and safer communications. The establishment of these networks relies on ...

Quantum Physics Oct 9, 2025

Individual electrons trapped and controlled above 1 K, easing cooling limits for quantum computing

Researchers from EeroQ, the quantum computing company pioneering electron-on-helium technology, have published a paper, titled "Sensing and Control of Single Trapped Electrons Above 1 Kelvin," in Physical Review X that details ...

Quantum Physics Oct 9, 2025

Nobel Prize in physics awarded for ultracold electronics research that launched a quantum technology

Quantum mechanics describes the weird behavior of microscopic particles. Using quantum systems to perform computation promises to allow researchers to solve problems in areas from chemistry to cryptography that have so many ...

Optics & Photonics Oct 6, 2025

Chip-based phonon splitter brings hybrid quantum networks closer to reality

Researchers have created a chip-based device that can split phonons—tiny packets of mechanical vibration that can carry information in quantum systems. By filling a key gap, this device could help connect various quantum ...

Optics & Photonics Oct 2, 2025

Quantum key distribution method tested in urban infrastructure offers secure communications

In the era of instant data exchange and growing risks of cyberattacks, scientists are seeking secure methods of transmitting information. One promising solution is quantum cryptography—a quantum technology that uses single ...

Optics & Photonics Oct 2, 2025

White Rabbit optical timing technology meets quantum entanglement

A small yet innovative experiment is taking place at CERN. Its goal is to test how the CERN-born optical timing signal—normally used in the Laboratory's accelerators to synchronize devices with ultra-high precision—can best ...

Optics & Photonics Oct 1, 2025

Parallel atom-photon entanglement paves way for future quantum networking

A new platform developed by Illinois Grainger engineers demonstrates the utility of a ytterbium-171 atom array in quantum networking. Their work represents a key step toward long-distance quantum communication.

Quantum Physics Sep 25, 2025

Chip-scale cold atom experiments could unleash the power of quantum science in the field

Cold atom experiments are among the most powerful and precise ways of investigating and measuring the universe and exploring the quantum world. By trapping atoms and exploiting their quantum properties, scientists can discover ...

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