A perfect replication rate, saturating the no-cloning theorem, was previously confined to quantum states sharing a single network node. Now, symmetric N→M telecloning achieves this same fidelity while spatially separating copied states using only standard Bell State Measurements. This advance bypasses limitations inherent in earlier methods requiring complex global measurements across all qubits involved.
Researchers Achieve Optimal Telecloning Using Bell Measurements
A perfect replication rate, saturating the no-cloning theorem, was previously confined to quantum states sharing a single network node. Now, symmetric N→M telecloning achieves this same fidelity while spatially separating copied states using only standard Bell State Measurements. This advance bypasses limitations inherent in earlier methods requiring complex global measurements across all qubits involved.