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News and Updates

Displaying 251 - 275 of 451

Welding for Ultrahigh Vacuum

April is National Welding Month, a time dedicated to highlighting accomplishments in this important field. At NIST in the 1960s, Ralph Orwick of the NIST...

Noise, Temperature, and the New SI

NIST has recently made substantial improvements to its Johnson-noise thermometry system, which is playing a vital role in the worldwide effort to determine the...
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