Spectrophotometry is the quantitative measurement of the reflection or transmission properties of a material as a function of wavelength. While … more
Radiometric and photometric measurements require defining apertures. The accuracy to which these measurements can be accomplished requires … more
SIRCUS is a reference facility for the calibration of detectors and radiometers for spectral irradiance responsivity and spectral radiance … more
Spectroradiometers are widely used for acquiring colorimetric, photometric, and radiometric quantities with a single measurement for a variety of … more
The Optical Technology Division of NIST realizes and maintains the unit of optical power (watt) with the NIST reference cryogenic radiometer, … more
STARR II is a planned facility for the spectral and angular characterization of reflection, transmission and scattering of materials across the … more
NIST, NASA Launch Joint Effort to Develop New Climate Satellites
Glasperlenspiel: NIST Scientists Propose New Test for Gravity
Measurement of H2O-Broadening of O2 A-band Transitions and Implications for Atmospheric Remote Sensing
Workshop on Bridging Satellite Climate Data Gaps
Report on the NIST workshop of December 10, 2009: calibration strategies for bridging possible climate data gaps
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