Simulations of small lazy quantum walks on neutral atoms show a fidelity advantage for native multiqubit Rydberg gates over decomposed two-qubit sequences at certain gate-error regimes.
x1:|0⟩ · · · x2:|0⟩ X X · · · x3:|0⟩ X X · · · c1:|0⟩ Ry(θt) M M X M M X · · · a1:|0⟩ · · · Figure 12: Max 3-qubit gate decomposition circuit for 1D non-lazy 8-node quantum walk
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Lazy Quantum Walks with Native Multiqubit Gates
Simulations of small lazy quantum walks on neutral atoms show a fidelity advantage for native multiqubit Rydberg gates over decomposed two-qubit sequences at certain gate-error regimes.