Measuring the frequency of a Sr optical lattice clock using a 120 km coherent optical transfer

F-L Hong1, M Musha, M Takamoto

  • 1National Metrology Institute of Japan, National Institute of Advanced Industrial Science and Technologies, Tsukuba, Ibaraki, Japan. f.hong@aist.go.jp

Optics Letters
|March 3, 2009
PubMed