The noise spectrum of the unlocked Erbium-doped laser offset frequency was incorrect.
© 2003 Optical Society of America
The phase noise spectral density of the unlocked laser offset frequency should be as shown in Fig. 1.
References and links
1. Jens Rauschenberger, Tara M. Fortier, David J. Jones, Jun Ye, and Steven T. Cundiff, “Control of the frequency comb from a mode-locked Erbium-doped fiber laser” Opt. Express 10, 1404–1410 (2002), http://www.opticsexpress.org/abstract.cfm?URI=OPEX-10-24-1404 [CrossRef] [PubMed]