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Physics Portal - Overview

Physics research at NIST includes everything from improving the safety of medical radiation procedures to developing future "quantum information" technologies that generate unbreakable codes. NIST provides the measurements, standards, and technical expertise scientists and industries need to push the limits of the fundamental properties of nature.


Joint Quantum Institute (JQI) >>

At Earth from a Distance: NIST’s Role in Observing Our Planet from Space >>

Programs and Projects
Quantum Information and Measurements

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

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

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

Nanomagnetic Imaging

The microscopic arrangement of the magnetic structure within a thin metal film plays a fundamental role in many technological applications ranging … more

Novel Sources for Focused-ion Beams

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

Applied spectroradiometry and imaging metrology

Spectroradiometers are widely used for acquiring colorimetric, photometric, and radiometric quantities with a single measurement for a variety of … more

Synchrotron Ultraviolet Radiation Facility SURF III

The Synchrotron Ultraviolet Radiation Facility SURF III is operated by the National Institute of Standards and Technology NIST as a stable light … more

Beamline 5: Electron beam imaging

Beamline 5 of the Synchrotron Ultraviolet Radiation Facility is a diagnostics end-station used to determine the transverse size of the stored … more

Beamline 10: Electron beam imaging

Beamline 10 of the Synchrotron Ultraviolet Radiation Facility is a diagnostics end-station used to determine the transverse size of the stored … more

Beamline 3: Facility for Irradiance Calibration Using Synchrotrons

Streamlining Detector-based Radiometry at SURF III NIST has maintained the Synchrotron Ultraviolet Radiation Facility SURF for nearly 6 decades as … more

Beamline 4: Ultraviolet Optical Properties and Calibrations

Beamline 4 is a general purpose radiometric beamline consists of a 2 m monochromator to disperse radiation from SURF III. An Absolute Cryogenic … more

NIST Gonio-spectroradiometer

The NIST gonio-spectroradiometer is used to measure total spectral radiant flux (TSRF) of incandescent lamps. The instrument consists of a 3-axis … more

FPGA-based multicoincidence recipe and software

This project allows investigators to build their own data acquisition instruments to collect and statistically process data in real time, then … more

Old Version of FPGA


Modeled integrated scattering tool (MIST)

The MIST program has been developed to provide users with a general application to model an integrated scattering system. The program performs an … more


SCATMECH is an object-oriented C++ class library developed to distribute models for light scattering applications. Included in the library are … more

NIST's Integrated colony enumerator (NICE)

Enumeration of bacterial colonies on an agar plate is simple in concept, but automated colony counting is difficult due to variations in colony … more

jb95 Spectral fitting program

A graphical user interface program, JB95 , based on a Windows 95 © API platform has been written in the C programming language to aid in the … more

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