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Math Programs & Projects

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Fatty Acids in Human Serum and Plasma Quality Assurance Program
Last Updated Date: 01/07/2014

The National Institute of Standards and Technology (NIST) and the National Institutes of Health (NIH) Office of Dietary Supplements (ODS) have … more

Evolution of Image Spatial Resolution
Last Updated Date: 12/26/2013

Measuring the through-plane water content in a hydrogen fuel cell is critical to understanding this complicated heat and mass transport … more

Fuels
Last Updated Date: 12/10/2013

Energy is one of the most critical problems facing the United States, with technical, economic and public policy aspects. Decision makers depend … more

Vapor Characterization
Last Updated Date: 12/10/2013

A vapor is a fluid that develops (and will always be formed) above a condensed phase such as a solid or liquid. Understanding vapors is critical … more

i-vector Challenge
Last Updated Date: 12/09/2013

NIST will coordinate a special i-vector challenge in late 2013 and 2014 based on data used in previous NIST Speaker Recognition Evaluations … more

ANSI N42.42 Standard
Last Updated Date: 10/29/2013

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

A Fundamental Study of the Conformational Phase Behavior of Chain Molecules at Interfaces
Last Updated Date: 08/27/2013

Chain molecules tethered or adsorbed to solid surfaces are at the heart of a wide range of technologies. Examples include colloidal particle … more

NIST-on-a-Chip in the ADI Group
Last Updated Date: 08/09/2013

We are developing core technology tools to enable chip-scale standards that realize a broad range of base and derived SI units in compact, … more

Cold-Atom Devices
Last Updated Date: 08/09/2013

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

Vapor Cell Devices
Last Updated Date: 08/09/2013

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

New Calibration Service for 14 MeV Neutron Generators
Last Updated Date: 07/30/2013

A new calibration service for 14 MeV neutron generators is being developed.   The calibrations may be done at NIST or at a customer site, by … more

Neutron Device Calibrations
Last Updated Date: 07/30/2013

NIST provides the national reference for the calibration of neutron radiation detectors and for neutron personnel dosimeters.  more

Neutron Cross Section Standards
Last Updated Date: 07/30/2013

NIST continues to be deeply involved with measurements and evaluations of neutron cross section standards.   NIST maintains a limited experimental … more

Calibrated Neutron Sources
Last Updated Date: 07/30/2013

ANSI N42.35 requires 252 Cf neutron sources encapsulated in 1 cm of steel with a fluence of 2x10 4 n/s ±20%. 

Use of Quantum Error Coding in a 4-Blade Neutron Interferometer
Last Updated Date: 07/30/2013

We have designed a new type of neutron interferometer, which will be less sensitive to slow vibrations.

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