[time-nuts] more Re: Mercury Ion Clock

Jim Lux jimlux at earthlink.net
Fri Oct 31 23:56:23 EDT 2014

Some papers by Todd Ely, PI for DSAC..
3E-15 at tau of 86,400 seconds



On 10/31/14, 10:36 AM, Jim Lux wrote:
> OK, I know you all want to go get one...
> http://discoverjpl.jpl.nasa.gov/posts/520
> It's Bob Tjoelker in front of the Deep Space Atomic Clock (DSAC) being
> tested for magnetic field sensitivity.  It's a trapped ion clock, 1
> liter/1 kg, orders and orders of magnitude better than a USO in
> performance.
> (if it's in the building I think it's in, the rebar is made of
> non-magnetic stainless steel)
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