News tagged with atomic clock
Optical atomic clock becomes portable
Sep 03, 2009 |
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You imagine a clock to be different -- yet the optical table with its many complicated set-ups really is one. Optical clocks like the strontium clock in the Physikalisch-Technische Bundesanstalt (PTB) in Braunschweig ...
Ytterbium gains ground in quest for next-generation atomic clocks
Aug 11, 2009 |
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An experimental atomic clock based on ytterbium atoms is about four times more accurate than it was several years ago, giving it a precision comparable to that of the NIST-F1 cesium fountain clock, the nation's ...
Portable Precision: A New Type of Atomic Clock
Jun 11, 2009 |
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The most accurate atomic clocks in the world are based on the output of cesium atoms. These ultra-precise fountain clocks measure the frequency and time interval of seconds by using a fountain-like movement of cesium atoms. ...
Goal: developing the best atomic clock in the world
May 29, 2009 |
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They are masters at working with light: the scientists at the newly founded QUEST Institute at the Physikalisch-Technische Bundesanstalt (PTB), Braunschweig. And they want to work on some of the most exciting questions relating ...
A step closer to an ultra precise atomic clock
Apr 16, 2009 |
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A clock that is so precise that it loses only a second every 300 million years - this is the result of new research in ultra cold atoms. The international collaboration is comprised of researchers from the ...
Portable Precision: A New Type of Atomic Clock
Dec 10, 2008 |
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(PhysOrg.com) -- The most accurate atomic clocks in the world are based on the output of cesium atoms. These ultra-precise fountain clocks measure the frequency and time interval of seconds by using a fountain-like movement ...
