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Optical lattice atomic clock could 'redefine the second'

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Wed, 10 Jul 13 4:31 PM | 1315 view(s)
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9 July 2013
Updated at 21:29 ET

Optical lattice atomic clock could 'redefine the second'

Rebecca Morelle

Science reporter,
BBC World Service

Optical lattice clock

The optical lattice clock shines lasers on atoms to measure time

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link-
http://www.bbc.co.uk/news/science-environment-23231206




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