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Revolutionary Photon Source Promises Secure Quantum Networking

10/17/2025

Summary

Researchers Develop Photon Source

Researchers at Tokyo University of Science developed a highly efficient fiber-coupled single-photon source that generates single photons directly within optical fibers.
The source uses neodymium ions and substantially reduces transmission loss compared with traditional systems.
It operates at room temperature, making it cost-effective and easy to integrate into existing fiber networks.
The study, published in Optics Express on September 22, 2025, highlights potential for secure quantum networks and multi-qubit processing.

Summary

IBM Launches Quantum Center

International Business Machines Corporation (IBM) inaugurated its first Quantum System Two at the IBM-Euskadi Quantum Computational Center in San Sebastián, Spain.
The facility will integrate quantum computing with classical supercomputing and AI by 2027.
The quantum system features a modular architecture and operates at -273 degrees Celsius.
The Basque Country was chosen for its technological expertise and existing supercomputing facilities.
The Basque Government's BasQ program supports three initiatives.

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Researchers Develop Photon Source

Researchers at Tokyo University of Science developed a highly efficient fiber-coupled single-photon source that generates single photons directly within optical fibers.
The source uses neodymium ions and substantially reduces transmission loss compared with traditional systems.
It operates at room temperature, making it cost-effective and easy to integrate into existing fiber networks.
The study, published in Optics Express on September 22, 2025, highlights potential for secure quantum networks and multi-qubit processing.

1 / 2