T. Hirayama, M. Yoshida, M. Nakazawa, K. Hagimoto, and T. Ikegami, "An Ultrastable Cs Optical Atomic Clock with a Regeneratively Mode-Locked Fiber Laser and an Optically Pumped Cs Gas Cell,"
in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies,
OSA Technical Digest Series (CD)
(Optical Society of America, 2007), paper CPDB11.
We demonstrate an ultrastable rack-mount type Cs optical atomic clock with a regeneratively mode-locked fiber laser and a Cs gas cell. The frequency stability reached as high as 5.0 × 10-14 for τ=1000 s.