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Updated: Sep 5, 2025

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Closing the Locality and Detection Loopholes in Multiparticle Entanglement Self-Testing.

Dian Wu1,2,3, Qi Zhao4, Can Wang1,2,3

  • 1Hefei National Laboratory for Physical Sciences at Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei, Anhui 230026, China.

Physical Review Letters
|July 8, 2022
PubMed
Summary

Researchers achieved multiparticle entanglement self-testing, closing key loopholes in quantum experiments. This advance certifies three- and four-party Greenberger-Horne-Zeilinger states with high fidelity in a device-independent manner.

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