[time-nuts] vs Hg ion? Re: GPS clock stabilitiy, Rb vs Cs

Jim Lux jimlux at earthlink.net
Sun May 5 17:14:14 EDT 2013

On 5/5/13 11:45 AM, Magnus Danielson wrote:
> Hi Jim,
> On 05/05/2013 07:33 PM, Jim Lux wrote:
>> On 5/5/13 10:05 AM, Magnus Danielson wrote:
>>> They have been targeting this goal for a very long time. Several
>>> interesting papers is to be found at PTTI, NIST etc.
>> Yeah.. some years (6 or 7?) ago, John Prestage had a prototype of the
>> physics package working on the bench. Getting from there to a repeatably
>> manufacturable space flight qualified has been a few years. Not to
>> mention making flight qualified electronics to go around it. I think the
>> first flight will be next year or the year after as a hosted payload on
>> something.
> Here is a starting-point:

> JPL:
> http://trs-new.jpl.nasa.gov/dspace/bitstream/2014/40206/3/04-2783FN.pdf

the last reference in that paper is from L.S. Cutler, et al.  Is that 
the same Cutler at HP?

More information about the time-nuts mailing list