research
The Quantum Copies Traveled Without Meeting
Sequential Bell measurements let separated inputs feed optimal probabilistic telecloning without a global measurement.
Summary
Sequential Bell measurements let separated inputs feed optimal probabilistic telecloning without a global measurement.
The protocol distributes N copies of an unknown state to M receivers using sequential or parallel Bell-state measurements. Successful runs saturate the no-cloning fidelity bound with success probability independent of receiver count; even unsuccessful measurements can reveal partial information about the nearest Pauli basis. The paper analyzes resources and bounds theoretically rather than reporting a deployed quantum network.
Why it matters
Sequential Bell measurements let separated inputs feed optimal probabilistic telecloning without a global measurement.
Limits and context
No additional limitation was separately recorded.
Key claims
Sequential Bell measurements let separated inputs feed optimal probabilistic telecloning without a global measurement.
Evidence: source-2026-08-20-012
Sources
- arXiv preprint 2608.18223arXiv · primary research
Corrections
No corrections have been recorded for this story.