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

doi:10.1364/QELS.2012.QF2E.3

Conference on Lasers and Electro-Optics 2012
OSA Technical Digest (Optica Publishing Group, 2012),
paper QF2E.3
•https://doi.org/10.1364/QELS.2012.QF2E.3

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, and S. Weyers

Quantum Electronics and Laser Science Conference 2012

San Jose, California United States
6–11 May 2012
ISBN: 978-1-55752-943-5

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K. Predehl, C. G. Parthey, A. Matveev, A. Beyer, J. Alnis, N. Kolachevsky, R. Pohl, S. Droste, T. Udem, T. W. Hänsch, R. Holzwarth, H. Schnatz, T. Legero, B. Lipphardt, O. Terra, G. Grosche, and S. Weyers, "Highly stable remote clock comparisons via 920 km optical fiber for precision spectroscopy of atomic hydrogen," in Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (Optica Publishing Group, 2012), paper QF2E.3.

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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.

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