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German Scientists Achieve Coherent Quantum Communication Over 254 Kilometers Without Low-Temperature Cooling
2025-04-26 /
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Author：小编
German scientists have set a new benchmark in the field of quantum communication by successfully transmitting coherent signals over a distance of 254 kilometers using ordinary telecommunication optical fibers and Quantum Key Distribution (QKD) technology. The research team's dual-field method, which leverages quantum coherence, eliminates the need for low-temperature cooling, thereby allowing quantum networks to seamlessly integrate with existing telecommunication infrastructure. This groundbreaking achievement paves the way for the development of a quantum internet and is poised to propel advancements in cutting-edge applications such as quantum computing and quantum sensing.
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