Automated distribution of polarization entangled photons using deployed New York City fibers and beyond

Key Points

• Practical entanglement distribution is achievable at high rates and fidelity, meeting current technological demands.
• Results indicate successful distribution of polarization entangled photons through various use cases in existing fiber infrastructure.
• Observational analysis across deployed fiber testbeds showcases the potential for widely applicable entanglement systems.
• This work highlights the feasibility of entanglement distribution, paving the way for future quantum communication advancements.