Optimal control of non-Markovian dynamics in a single-mode cavity strongly coupled to an inhomogeneously broadened spin ensemble

Dmitry O. Krimer, Benedikt Hartl, Florian Mintert, and Stefan Rotter
Phys. Rev. A 96, 043837 – Published 16 October 2017

Abstract

Ensembles of quantum-mechanical spins offer a promising platform for quantum memories, but proper functionality requires accurate control of unavoidable system imperfections. We present an efficient control scheme for a spin ensemble strongly coupled to a single-mode cavity based on a set of Volterra equations relying solely on weak classical control pulses. The viability of our approach is demonstrated in terms of explicit storage and readout sequences that will serve as a starting point towards the realization of more demanding full quantum-mechanical optimal control schemes.

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  • Received 22 January 2017

DOI:https://doi.org/10.1103/PhysRevA.96.043837

©2017 American Physical Society

Physics Subject Headings (PhySH)

Atomic, Molecular & OpticalQuantum Information, Science & Technology

Authors & Affiliations

Dmitry O. Krimer1,*, Benedikt Hartl1, Florian Mintert2, and Stefan Rotter1

  • 1Institute for Theoretical Physics, Vienna University of Technology (TU Wien), 1040 Vienna, Austria, EU
  • 2Department of Physics, Imperial College, SW7 2AZ London, United Kingdom, EU

  • *dmitry.krimer@gmail.com

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Vol. 96, Iss. 4 — October 2017

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