The shielding blocked the light so they took it off. On Fri, Feb 5, 2010 at 4:30 PM, Bob Camp <[email protected]> wrote:
> Hi > > All that work and the biggest chunk of uncertainty contains "fluctuations > caused by periodic line noise (50 to 60 Hz)". > > I guess even NIST can't afford good shielding.... > > Bob > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Chris Caudle > Sent: Friday, February 05, 2010 3:22 PM > To: [email protected] > Subject: [time-nuts] new Al atomic clock publication > > No discussion on the new Al based atomic clock paper from NIST? > > http://arxiv.org/PS_cache/arxiv/pdf/0911/0911.4527v2.pdf > > "Here we describe an Al+ ion clock with an inaccuracy of 8.6×10−18." > > Doesn't get more nutty than that. > > -- > Chris Caudle > > > > > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
