File:NIST-F2 cesium fountain atomic clock.jpg

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Description
English: NIST physicists Steve Jefferts (foreground) and Tom Heavner with the NIST-F2 cesium fountain atomic clock, a new civilian time standard for the United States.
Date
Source http://patapsco.nist.gov/imagegallery/details.cfm?imageid=1319
Author National Institute of Standards and Technology - Physics Laboratory: Time and Frequency Division

Licensing

Public domain
This image is in the public domain in the United States because it is a work of the United States Federal Government, specifically an employee of the National Institute of Standards and Technology, under the terms of Title 17, Chapter 1, Section 105 of the US Code.
Warning: this does not include Standard Reference Data, as per Standard Reference Data Act (P.L. 90-396; 15 U.S.C. 290-290f) which may be copyrighted by the NIST.

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27 March 2014

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current16:50, 19 June 2016Thumbnail for version as of 16:50, 19 June 20161,200 × 857 (969 KB)wikimediacommons>Francis FlinchUser created page with UploadWizard

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