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Time and Frequency Programs & Projects

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CODATA values of the fundamental constants
Last Updated Date: 04/29/2014

Every four years, the Committee on Data for Science and Technology (CODATA) issues recommended values of the fundamental physical constants. The … more

Precision Measurement Grants Program
Last Updated Date: 12/05/2013

Since 1970, the National Institute of Standards and Technology (NIST) has awarded Precision Measurement Grants to faculty members of U.S. … more

NIST Time Measurement and Analysis Service (TMAS)
Last Updated Date: 03/28/2013

The NIST Time Measurement and Analysis Service (TMAS) was designed to assist laboratories that maintain an accurate local time standard. The … more

NIST Frequency Measurement and Analysis Service (FMAS)
Last Updated Date: 12/19/2012

The NIST Frequency Measurement and Analysis Service (FMAS) makes it easy to measure and calibrate any quartz, rubidium, cesium, or hydrogen maser … more

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