The work introduces a spectator-ion-based closed-loop controller using reinforcement learning on geometric phase to reduce two-qubit gate infidelity by roughly 10x in linear Paul traps.
, N+ 1},(6) where the last ion is the spectator
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Closed-loop control for two-qubit gates with trapped ions
The work introduces a spectator-ion-based closed-loop controller using reinforcement learning on geometric phase to reduce two-qubit gate infidelity by roughly 10x in linear Paul traps.