Silicon photonic chips enable chip-to-chip path-encoded entanglement distribution over 80 km with 85.7% Bell fidelity and 2.03 bit/s secure key rate.
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Chip-to-chip entanglement distribution over 80-km multicore fiber link
Silicon photonic chips enable chip-to-chip path-encoded entanglement distribution over 80 km with 85.7% Bell fidelity and 2.03 bit/s secure key rate.