NIST is a federal agency within the U.S. Commerce Department.
NIST Recommended Practice Guide " particle size characterization " .
The differences are: The 10x system uses the CMU segmenter available from NIST to perform acoustic segmentation.
The signal from the atomic clock feeds the National Institute of Standards and Technology (NIST) and this transmits the time signal which is picked up by atomic watches.
In 1949, the US National Bureau of Standards (now NIST) built the world's first atomic clock, an ammonia maser device.
The source that keeps American atomic devices synchronized is the NIST (National Institute of Standards) atomic clock in Colorado which transmits radio signals and serves as the official U.S. timekeeping clock.
Vero 625-488 Wall Clock: Behind the shatter-proof crystal and minimalist black matte case lies a durable, radio-controlled and battery-powered watch movement that synchronizes with the NIST clock in Fort Collins, Colorado.
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