Hi David,
very similar work was done at PTB in Germany
http://www.ptb.de/en/aktuelles/archiv/presseinfos/pi2012/pitext/pi120301.html
... the charm of forbidden things...
Best regards
Bernd Neubig
AXTAL GmbH & Co. KG
www.axtal.com
----- Original Message -----
From: "David J Taylor" <david-tay...@blueyonder.co.uk>
To: "Time-nuts mailing list" <time-nuts@febo.com>
Sent: Friday, April 27, 2012 11:30 AM
Subject: [time-nuts] OT: The tick-tock of the optical clock ....
The tick-tock of the optical clock
NPL time scientists have made an accurate measurement of the highly
forbidden octupole transition frequency in an ytterbium ion, which could
be used as the basis for the next generation of optical atomic clocks -
see:
http://www.npl.co.uk/news/the-tick-tock-of-the-optical-clock
Cheers,
David
--
SatSignal software - quality software written to your requirements
Web: http://www.satsignal.eu
Email: david-tay...@blueyonder.co.uk
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