Nature Communications (Jul 2019)

Pulse control protocols for preserving coherence in dipolar-coupled nuclear spin baths

  • A. M. Waeber,
  • G. Gillard,
  • G. Ragunathan,
  • M. Hopkinson,
  • P. Spencer,
  • D. A. Ritchie,
  • M. S. Skolnick,
  • E. A. Chekhovich

DOI
https://doi.org/10.1038/s41467-019-11160-6
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 9

Abstract

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Fluctuating nuclear spin ensembles are a significant decoherence mechanism for solid-state spin qubits. Here the authors introduce an approach to controlling and extending the coherence of a nuclear spin bath around self-assembled quantum dots and gain insight into the many-body dynamics.