Distance Bounds on Quantum Dynamics
classification
🪐 quant-ph
keywords
boundsdistancequantumdecoherencedecouplingderivedescribingdynamical
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We derive rigorous upper bounds on the distance between quantum states in an open system setting, in terms of the operator norm between the Hamiltonians describing their evolution. We illustrate our results with an example taken from protection against decoherence using dynamical decoupling.
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