Tag

Quantum Networking

All articles tagged with #quantum networking

science-and-technology1 year ago•3 min saved

"Breakthrough: Quantum Data Stored and Retrieved for Groundbreaking Internet Security"

Researchers have developed a system of atomic processing nodes that can produce, store, and retrieve quantum information, a crucial step towards creating a quantum-based network. This system involves a semiconductor quantum dot emitting single photons and a cloud of hot rubidium atoms serving as quantum memory, with a laser controlling the storage and release of photon states. While still in the prototype stage, this advancement could pave the way for stable quantum networks, addressing previous challenges in linking photon sources and processing nodes.

via ScienceAlert|

#atomic-memory #photon-emission #quantum-computing

science-and-technology1 year ago•4 min saved

"Advancements in Quantum Internet Connectivity and Storage"

Researchers have successfully created a crucial connection for the development of a quantum internet by producing, storing, and retrieving quantum information for the first time. This achievement is a significant step towards enabling quantum networks for distributed computing and secure communication, with potential applications in optimizing financial risk, decrypting data, designing molecules, and studying materials. The breakthrough involves interfacing a quantum dot light source with an atomic quantum memory device, allowing for the transmission of quantum data over long distances using regular optical fibers. This development, led by a collaborative effort involving researchers from Imperial College London, the University of Southampton, and the Universities of Stuttgart and Wurzburg in Germany, represents a key advancement in the field of quantum networking.

via Phys.org|

#imperial-college-london #quantum-computing #quantum-information

technology2 years ago•4 min saved

Quantum Light Manipulation: A Huge Breakthrough for the Quantum Internet.

Researchers have developed a way to convert quantum information from the format used by quantum computers to the format needed for quantum communication. The solution is to transfer the quantum information to a higher-frequency photon, called an optical photon, which is much more resilient against ambient noise. The technology allows the atom to absorb a microwave photon with quantum information and then emit an optical photon with that quantum information. This translation between different modes of quantum information is called "transduction."

via Phys.org|

#atoms #photons #quantum-communication