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Standards

Calibration services

News and Updates

sound setup

Now Hear This!

Researchers at the National Institute of Standards and Technology (NIST) have designed and built an optical device that could set a new standard for measuring

Projects and Programs

triple point cell

Thermometry

Ongoing
The NIST Thermodynamic Metrology Group maintains and develops national standards of temperature (in the range 0.65 K to 2011 K), and supports calibration of all
SI Base Units chart

Calibration of Force Transducers

Ongoing
NIST provides calibration services for force-measuring instruments by applying known forces, compression, tension or both, to the elastic transducer and

Publications

Tools and Instruments

SIRCUS setup

SIRCUS facility and uncertainties

The basic SIRCUS calibration setup is shown at the right. The output from a tunable laser is sent through an intensity stabilizer, then through a 'speckle

Awards