Results 261 to 264 of about 1,424,356 (264)
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Developing and Implementing Time Standards

2010
exaly  

Time Standards

2001
exaly  

Standard time.

2017
openaire   +1 more source

Time standards and time comparisons

1991
openaire   +1 more source
science
photonics
applied optics
humans
optical lattice clocks
optical lattices
strontium atoms
reference standards
physics
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