Title:
Quantum Speed Limit for Non-Markovian Dynamics
Author(s):
Deffner, Sebastian; Lutz, Eric
Year of publication:
2013
Available Date:
2014-03-11
Abstract:
We derive a Margolus-Levitin-type bound on the minimal evolution time of an
arbitrarily driven open quantum system. We express this quantum speed limit
time in terms of the operator norm of the nonunitary generator of the
dynamics. We apply these results to the damped Jaynes-Cummings model and
demonstrate that the corresponding bound is tight. We further show that non-
Markovian effects can speed up quantum evolution and therefore lead to a
smaller quantum speed limit time.
Part of Identifier:
ISSN (print): 0031-9007
DDC-Classification:
530 Physik
Publication Type:
Wissenschaftlicher Artikel
Also published in:
Physical Review Letters. - 111 (2013), 1, S.S. 010402/1-5
URL of the Original Publication:
DOI of the Original Publication:
Department/institution:
Physik
Institut für Theoretische Physik
Comments:
Der Artikel wurde in einer Open-Access-Zeitschrift publiziert.