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Optimal Control at the Quantum Speed Limit

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arxiv 0902.4193 v2 pith:FR36AKWC submitted 2009-02-24 quant-ph cond-mat.other

Optimal Control at the Quantum Speed Limit

classification quant-ph cond-mat.other
keywords limitquantumspeedcontroloptimalallowedcandidatecases
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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Optimal control theory is a promising candidate for a drastic improvement of the performance of quantum information tasks. We explore its ultimate limit in paradigmatic cases, and demonstrate that it coincides with the maximum speed limit allowed by quantum evolution (the quantum speed limit).

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