Quantum Entanglement Swapping Satellite Mission Hits Key Milestone

Technical Validation Completed by Boeing and HRL Laboratories

Apr 25, 2025

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A first-of-its-kind effort to demonstrate four-photon quantum entanglement swapping in space has reached a key milestone. HRL Laboratories and Boeing have completed construction and technical validation on a quantum communication subassembly for Boeing’s Q4S satellite mission.

“Demonstrating entanglement swapping between these two entangled photon pairs…

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