[time-nuts] advice

Edesio Costa e Silva time-nuts at tardis.net.br
Tue Feb 21 14:55:32 EST 2017


Take a look at http://www.leapsecond.com/great2005/ and


On Tue, Feb 21, 2017 at 11:13:34AM -0600, Rhoderick Beery wrote:
> Greetings Time-Nuts!
> I'm a physics theorist interested in performing an experiment to measure
> the gravitational time dilation beneath the surface of the Earth. Boulby
> Labs in the UK is 1.1 km down which would generate a time differential from
> the surface on the order of 1 part in 10^15 -- not much to work with!
> I've investigated measuring redshift/blueshift from lasers but our
> wavemeter technology is no where near accurate enough. I've concluded that
> my best solution is to use atomic clocks, of which I know very little
> about. I thought a clock-enthusiast mail group would be a fantastic way for
> me to learn about the subject as well as possibly spur ideas on the lab
> test design itself.
> Thanks in advance!!
> -------
> Rhoderick Beery
> direct: 402-817-9363
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