[time-nuts] OT: The tick-tock of the optical clock ....

[David J Taylor]

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
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Email:  david-taylor at blueyonder.co.uk