A two-qubit entangled state was teleported cyclically around a reused ring of ion-trap qubits, preserving entanglement after 56 hops, beyond the device's 20 qubits.
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Entanglement teleportation along a regenerating hamster-wheel graph state
A two-qubit entangled state was teleported cyclically around a reused ring of ion-trap qubits, preserving entanglement after 56 hops, beyond the device's 20 qubits.