Time-optimal quantum transformations with bounded bandwidth

In this paper, we derive sharp lower bounds, also known as quantum speed limits, for the time it takes to transform a quantum system into a state such that an observable assumes its lowest average value. We assume that the system is initially in an incoherent state relative to the observable and tha...

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Bibliographic Details
Main Authors: Dan Allan, Niklas Hörnedal, Ole Andersson
Format: Article
Language:English
Published: Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften 2021-05-01
Series:Quantum
Online Access:https://quantum-journal.org/papers/q-2021-05-27-462/pdf/