File:Usno-cesium-fountain-noshield.jpg
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Usno-cesium-fountain-noshield.jpg (393 × 576 pixels, file size: 53 KB, MIME type: image/jpeg)
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Summary[edit]
| Description |
English: Cesium fountain atomic clock with no shielding (USNO) |
| Source | United States Naval Observatory: http://tycho.usno.navy.mil/clockdev |
| Author | United States Naval Observatory |
Licensing[edit]
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This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | ||
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:06, 12 January 2009 | | 393 × 576 (53 KB) | Coenen (talk | contribs) | {{Information |Description={{en|1=Cesium fountain atomic clock with no shielding (USNO)}} |Source=United States Naval Observatory: http://tycho.usno.navy.mil/clockdev |Author=United States Naval Observatory |Date= |Permission= |other_versions= }} <!--{{I |
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