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Physics Programs & Projects

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State-resolved Biomolecular Spectroscopies
Last Updated Date: 03/30/2015

Sensitive and fully state resolved spectroscopic methods in the terahertz (THz) and ultraviolet (UV) regions are being developed to investigate … more

Molecular Imaging
Last Updated Date: 03/30/2015

Biophotonics is at the intersection of photonics and biology where light is used to image, detect, and manipulate biological materials. This … more

Primary optical watt radiometer (POWR)
Last Updated Date: 03/30/2015

The Sensor Science Division of NIST realizes and maintains the unit of optical power (watt) with the NIST reference cryogenic radiometer, Primary … more

Lunar spectral irradiance and radiance (LUSI)
Last Updated Date: 03/30/2015

LUnar Spectral Irradiance and radiance (LUSI) is a proposed suite of instruments to radiometrically characterize the Moon for use as an on-orbit … more

Quantum Information and Measurements
Last Updated Date: 03/30/2015

America's future prosperity and security may rely in part on the exotic properties of quantum mechanics. Research on quantum information (QI) … more

Use of a laser-driven plasma source in ultraviolet-detector calibrations
Last Updated Date: 03/25/2015

The National Institute of Standards and Technology operates two spectral comparator facilities, both of which are used to provide detector … more

Quantum Dot coated CMOS CID arrays for the UV and VUV
Last Updated Date: 03/25/2015

A technique has been developed for coating commercial off the shelf (COTS) detector arrays with a thin, uniform layer of quantum dots. The quantum … more

Bilateral Comparison of Spectral Responsivity in the Vacuum-Ultraviolet
Last Updated Date: 03/24/2015

To compare the calibration capabilities for the spectral responsivity in the vacuum-ultraviolet spectral region between 135 nm and 250 nm, PTB and … more

EUV Detector Calibrations
Last Updated Date: 03/24/2015

Transfer standard photodiodes may be purchased with a calibration in the range from 5 nm to 254 nm. Other detectors supplied by the customer may … more

Vacuum-Ultraviolet Optical Properties of Cryogenic Water Ices
Last Updated Date: 03/24/2015

The optical properties of cryogenic water ices in the vacuum-ultraviolet spectral range are studied.

Synchrotron Radiation-Based Calibrations for Space Weather Prediction
Last Updated Date: 03/24/2015

Orbital ultraviolet and extreme-ultraviolet spectrometers are calibrated on beamline 2, taking advantage of the calculability of synchrotron … more

NIST Lyman-Alpha Neutron Detector (LAND)
Last Updated Date: 03/24/2015

The well-known interaction of low-energy neutrons and 3 He produces a proton and a triton with 764 keV of kinetic energy shared between the two … more

Photodetector Analysis for Biological Agent Detection
Last Updated Date: 03/24/2015

Photomultiplier tube (PMT) analysis with respect to PMT sensitivity and long-term stability using synchrotron radiation.

Geostationary Operations Environment Satellite R-Series Program (GOES-R) Extreme UV/X-ray Irradiance Sensor (EXIS) Calibration
Last Updated Date: 03/24/2015

Calibrations of the The Extreme ultraviolet/X-ray Irradiance Sensor (EXIS), which will be installed on the Geostationary Operations Environment … more

Long-Term Monitoring of the Ultraviolet Irradiance Scale
Last Updated Date: 03/24/2015

In 2004, the National Institute of Standards and Technology NIST established the ultraviolet spectral irradiance scale from 200 nm to 400 nm using … more

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