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Highly stable remote clock comparisons via 920 km optical fiber for precision spectroscopy of atomic hydrogen

  • K. Predehl
  • , C. G. Parthey
  • , A. Matveev
  • , A. Beyer
  • , J. Alnis
  • , N. Kolachevsky
  • , R. Pohl
  • , S. Droste
  • , Th Udem
  • , T. W. Hänsch
  • , R. Holzwarth
  • , H. Schnatz
  • , Th Legero
  • , B. Lipphardt
  • , O. Terra
  • , G. Grosche
  • , S. Weyers
  • Max Planck Institute of Quantum Optics
  • Physikalisch-Technische Bundesanstalt

Research output: Chapter in Book/Report/Conference proceedingConference paperResearchpeer-review

Abstract

We reference high-precision spectroscopy on atomic hydrogen measured with an uncertainty of 4×10-15 to a remote Cs-fountain clock using a 920 km actively noise-compensated fiber link.

Original languageEnglish
Title of host publicationQuantum Electronics and Laser Science Conference, QELS 2012
Publication statusPublished - 2012
Externally publishedYes
EventQuantum Electronics and Laser Science Conference, QELS 2012 - San Jose, CA, United States
Duration: 6 May 201211 May 2012

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Conference

ConferenceQuantum Electronics and Laser Science Conference, QELS 2012
Country/TerritoryUnited States
CitySan Jose, CA
Period6/05/1211/05/12

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