From: "Tom Van Baak" <[EMAIL PROTECTED]> Subject: Re: [time-nuts] Hyperfine splittings Date: Tue, 7 Nov 2006 18:43:52 -0800 Message-ID: <[EMAIL PROTECTED]>
> > Hi! > > > > I have collected some hyperfine splittings into a table with references. > > I was reminded of this when asked offlist for the Rubidium splitting > frequency. > > Naturally, I would welcome feedback and contributions of both better > resolution > > measures as well as more isotopes. > > > > http://rubidium.dyndns.org/~magnus/physics/hyperfine/ > > Magnus, > > Nice page. Thanks. I put it up since I could not find anything like it. It has been unlisted since I wanted to build it up first. Ah well. > I have 1 420 405 751.768 ± 0.002 Hz for > hydrogen at my "hyperfine" page: > > http://www.leapsecond.com/pages/unix/ Yes, but do you have a reference for that one? Preferably an open source. > Also, for a a fresh Hg199+ reference see: > > Laser-Cooled Mercury Ion Frequency Standard > D.J. Berkeland, J.D. Miller, J.C. Bergquist, W.M. Itano, and D.J. Wineland > Phys. Rev. Lett. 80, 2089-2092 (1998) > http://prola.aps.org/abstract/PRL/v80/i10/p2089_1 > http://www.tf.nist.gov/timefreq/general/pdf/1225.pdf Ah, thanks! Cheers, Magnus _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
