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Physics Programs & Projects

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Calibration of Mass Standards
Last Updated Date: 06/30/2015

NIST maintains the national standard for mass in the form of the prototype kilograms (K4, K20, K79, K92, and K102) and provides services to … more

Reconditioning of the 4.45 MN deadweight machine
Last Updated Date: 06/30/2015

Physical disassembly of the 4.45 MN (1,000,000 lbf) deadweight machine (DWM) began in FY15 in order to address material galling that developed in … more

NIST Stars
Last Updated Date: 06/19/2015

NIST Stars is an Innovations in Measurement Science project to create a catalog of stars whose top-of-the-atmosphere spectral flux has an SI … more

Quantum State Manipulation of Ultra-cold Fermionic and Bosonic Atoms
Last Updated Date: 06/19/2015

This theoretical research is done in collaboration with scientists at the Joint Quantum Institute (JQI) and the Center for Quantum Information and … more

Light-matter Interactions in Semiconductor Nanostructures
Last Updated Date: 06/03/2015

The quantum optics of light interacting with semiconductor-based nanostructures is being studied to extend concepts of entanglement and coherence … more

Spectroscopy of Engineered Atoms
Last Updated Date: 05/29/2015

Experiments with atomic systems designed to have features more favorable for improved measurements of atomic properties and constants of nature. more

Plasma Metrology
Last Updated Date: 05/27/2015

Experimental and computational techniques in support of commercial and scientific uses of plasmas.

Electron Beam Ion Trap (EBIT) Facility
Last Updated Date: 05/27/2015

The NIST EBIT Facility is used to investigate the science and applications of highly charged ions.

Bilateral Comparison of Spectral Responsivity in the Vacuum-Ultraviolet
Last Updated Date: 04/23/2015

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

Building the next generation reference reflectometer
Last Updated Date: 04/10/2015

ROSI (Robotic Optical Scatter Instrument) is a new facility for measuring reflectance and scattering of materials in the ultraviolet to short-wave … 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

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

Theoretical Mass Spectrometry
Last Updated Date: 03/18/2015

Mass spectrometry is an important technique in analytical chemistry, essential in areas including drug development, criminal and agricultural … more

Novel Sources for Focused-ion Beams
Last Updated Date: 02/23/2015

Focused beams of ions have a wide range of uses, from nanoscale imaging to the fabrication of nanomaterials. In the CNST, researchers are … more

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