Nature Communications (Apr 2016)

Generation of large coherent states by bang–bang control of a trapped-ion oscillator

  • J. Alonso,
  • F. M. Leupold,
  • Z. U. Solèr,
  • M. Fadel,
  • M. Marinelli,
  • B. C. Keitch,
  • V. Negnevitsky,
  • J. P. Home

DOI
https://doi.org/10.1038/ncomms11243
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 8

Abstract

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Fast control of quantum systems is essential to exploit their properties for information processing before they are lost to decoherence. Here the authors demonstrate the use of quasi instantaneous changes to the trapping potential of a trapped-ion to create highly-excited quantum coherent states.