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ScienceAlert·3 min read·hard

Physicists Shatter Quantum Entanglement Distance Record With 420 Kilometers of Optical Fiber

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Michelle Starr
Physicists Shatter Quantum Entanglement Distance Record With 420 Kilometers of Optical Fiber
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Physicists have successfully entangled quantum memories over a 420-kilometer optical fiber, significantly surpassing previous distance records. This milestone is a crucial step toward developing a robust quantum internet that relies on stable quantum storage rather than fleeting photons.

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Add ScienceAlert on Google (Jian Fan/iStock/Getty Images Plus) Maintaining a long-distance relationship may be difficult for humans, but it's even more difficult for entangled states .

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