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        Chip-Scale Atomic Clock Unveiled by NIST
         NIST Unveils Chip-Scale Atomic Clock ( archive)
        
         
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          This image, which was originally uploaded with an assertion of  Public Domain status, was reviewed on 13 August 2012 by the  administrator or  trusted user  Lymantria ( talk), who confirmed the Public Domain status on that date. | 
         
        
        
         
        
        
         
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          This image is in the  public domain 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. 
           
            
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        NIST Photo
        
        
        
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