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Projects/Programs

Topic Area
Displaying 1376 - 1400 of 1612

Smoke Stack Flow Measurement

Ongoing
Presently used methods to measure CO 2 and other emissions from smoke stacks have errors of 20 % or more depending on the level of swirl in the flow. The

Software and Data Carpentry

Ongoing
NIST actively participates as a member of the Carpentries organization for capacity building of essential knowledge in data and computational skills to further

Software Defined Virtual Networks

Ongoing
NIST is working to develop test and measurement techniques to advance the state of the art in network virtualization, network service function chaining

Software Performance Project

Completed
NOTE: This work was succeeded by the Software Metrology Project Software Metrology: Helping physical scientists and computer scientists understand one another a

Solid-state lighting metrology

Ongoing
With the rise of new, energy-efficient solid-state lighting (SSL) systems has come the need for new performance metrics and measurement methods to address their

Solvation Thermodynamics

Ongoing
Using data from REFPROP 8.0, thermodynamic quantities for the self-solvation of 76 pure fluids were computed. These quantities are valuable for comparison to

Sources, detectors and metrology

Ongoing
We develop and learn how to characterize non-classical light sources and single-photon detectors. To have an accurate model of a single-photon detector’s

Speaker and Language Recognition

Ongoing
Our Speaker and Language Recognition program includes several activities contributing to speaker and language recognition technology and metrology advancements

Special Functions

Ongoing
This project will create a web-based portal enabling users to evaluate a large class of special functions to essentially arbitrary accuracy at user-defined

Spectral Reflectance and Transmittance

Ongoing
NIST maintains the national scales for reflectance and transmittance in the ultraviolet, visible, and near-infrared spectral regions (250 nm to 2500 nm). Our

Spectral responsivity measurement

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

Spectrophotometry

Ongoing
Spectrophotometry is a quantitative measurement technique that allows scientists to investigate the optical properties of materials over a wide wavelength range

Spectroradiometry of sources

Ongoing
Calibration standards for spectral radiance and spectral irradiance are disseminated in the form of transfer lamps and integrating sphere sources. These

Spectrum Coexistence Metrology

Ongoing
Researchers in the Communications Technology Laboratory are developing new measurement methods to support the efficient use of radio spectrum through a better

Spectrum Sensing and Noise

Ongoing
The Spectrum Sensing and Noise project aims to advance fundamental metrology of microwave thermal noise together with applied metrology for spectrum sensing and

Spectrum Sharing & Sensing

Ongoing
Spectrum is a limited national resource. Spectrum sharing research is motivated by national priorities to expand the availability of spectrum for commercial use

Spectrum Tracking in Power Grid Systems

Completed
A major challenge for future wide area measurement systems is how to efficiently monitor and control the power system, which requires accurate and real-time

Speech Analytics

Ongoing
The Multimodal Information Group's speech analytics program has a long history of activities supporting the development of technologies that extract content

Spintronics for Neuromorphic Computing

Ongoing
One promising new approach to next generation information processing is spintronics, where information is carried by electronic spin rather than charge. Among