%0 Journal Article %T 500-Hz two-photon Ramsey fringes with a SF[sub:6] beam: towards a new frequency standard in the 30-THz spectral region %A Shelkovnikov, A. %A Grain, C. %A Nguyen, C. T. %A Butcher, R. J. %A Amy-Klein, A. %A Chardonnet, C. %J Applied Physics B: Lasers and Optics %D 2001 %V 73 %F Shelkovnikov_etal2001 %O exported from refbase (https://db.rplab.ru/refbase/show.php?record=485), last updated on Wed, 24 Dec 2008 15:55:42 -0600 %K THz applications %P 93-98