%0 Journal Article %A Masao Takamoto %A Ichiro Ushijima %A Manoj Das %A Nils Nemitz %A Takuya Ohkubo %A Kazuhiro Yamanaka %A Noriaki Ohmae %A Tetsushi Takano %A Tomoya Akatsuka %A Atsushi Yamaguchi %A Hidetoshi Katori %T Frequency ratios of Sr, Yb, and Hg based optical lattice clocks and their applications %J Comptes Rendus. Physique %D 2015 %P 489-498 %V 16 %N 5 %I Elsevier %R 10.1016/j.crhy.2015.04.003 %G en %F CRPHYS_2015__16_5_489_0