[time-nuts] Optical Cesium or maybe Cesium "light"!
paulswedb at gmail.com
Mon Mar 20 16:22:57 EDT 2017
Oh but thats what the marketing blurb even says.
It hit me later that the thing that runs out is still the same CS oven
On Mon, Mar 20, 2017 at 3:09 PM, Attila Kinali <attila at kinali.ch> wrote:
> On Sat, 18 Mar 2017 19:25:28 +0000
> "Poul-Henning Kamp" <phk at phk.freebsd.dk> wrote:
> > >The A magnet being replaced by the A laser will for the same flow from
> > >the cesium oven produce twice as much atoms and thus improve signal to
> > >noise.
> > It will generate more than twice the (usable) atoms, becuase the
> > straight path is (almost) insensitive to their velocity distribution,
> > whereas the corner-turning at the magnet is not.
> I am not sure if that holds true. The Ramsey cavity itself is
> velocity sensitive/selective. So not all velocities contribute
> the same to the resonance/peak. I do not know how much better/worse
> this selectivity compared to the bending magnets is, though.
> Attila Kinali
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