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Physics Programs & Projects

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Radioactivity Standard Reference Material Program
Last Updated Date: 08/24/2015

The Standard Reference Materials Program of the National Institute of Standards and Technology (NIST) provides science, industry, and government … more

ICE 62755 Standard N42 Data Format
Last Updated Date: 08/24/2015

The purpose of the IEC 62755 standard N42 data format is to facilitate manufacturer-independent transfer of information from radiation measurement … more

Photovoltaic Carrier Dynamics Measured by Time-Resolved Terahertz Spectroscopy
Last Updated Date: 08/24/2015

Far-infrared (or THz, 25 to 300 micron wavelength) femtosecond laser methods are employed to measure photovoltaic (PV) materials spectra and … more

Spectral responsivity measurement
Last Updated Date: 08/24/2015

NIST provides calibration of the spectral responsivity and spatial uniformity of photodetectors for use in industrial and government labs. These … more

International System of Units (SI)
Last Updated Date: 08/21/2015

The International System of Units (SI) provides definitions of units of measurement that are widely accepted in science and technology and which … more

Infrared cryogenic blackbody broadband calibration
Last Updated Date: 08/19/2015

The Missile Defense Agency (MDA) requires all test facilities to have their blackbodies calibrated at the NIST Low Background Infrared (LBIR) … more

Neutron Detector Replacement Program
Last Updated Date: 08/19/2015

The Department of Homeland Security/Domestic Nuclear Detection Office (DHS/DNDO) is pursuing a course to transform 3 He alternative technologies … more

Hyperspectral Imaging Standards
Last Updated Date: 08/19/2015

Hyperspectral imaging as a field is in the process of maturing from a specialized tool to a routine method applied to many facets of society.

Measurement Techniques for Membranes and Membrane Proteins
Last Updated Date: 08/18/2015

Synthetic cell membrane constructs allow the simplification and complete control of a more complicated cellular system, as well as the … more

Nano-biophotonics for molecular imaging
Last Updated Date: 08/18/2015

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

Cold-Atom Devices
Last Updated Date: 08/18/2015

The cooling of atoms to microkelvin temperatures using lasers is currently enabling a new generation of precision instruments that take advantage … more

Last Updated Date: 08/18/2015

The NIST Thermodynamic Metrology Group (TMG) provides critical research into pressure measurement capabilities improving uncertainties in user … more

Reactivity and chaos in collisions of Atoms and Molecules
Last Updated Date: 08/18/2015

Collisions and reactions between atoms and molecules are fundamental to many parts of physics and chemistry. They control, for example, the rate … more

Quantum Many-Body Physics, Quantum Optics, and Quantum Information
Last Updated Date: 08/18/2015

The main long-term goals of our theoretical research group are to understand and control large interacting quantum systems, as well as to design … more

Vapor Cell Devices
Last Updated Date: 08/18/2015

We are developing microfabricated high-performance atomic magnetometers for magnetic anomaly detection, nuclear magnetic resonance and biomagnetics. more

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