Precision measurement of the hydrogen 1S-2S frequency via a 920-km fiber link.
Matveev A, Parthey CG, Predehl K, Alnis J, Beyer A, Holzwarth R, Udem T, Wilken T, Kolachevsky N, Abgrall M, Rovera D, Salomon C, Laurent P, Grosche G, Terra O, Legero T, Schnatz H, Weyers S, Altschul B, Hänsch TW.
Matveev A, et al. Among authors: laurent p.
Phys Rev Lett. 2013 Jun 7;110(23):230801. doi: 10.1103/PhysRevLett.110.230801. Epub 2013 Jun 6.
Phys Rev Lett. 2013.
PMID: 25167479