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Math Portal - Overview

Using the latest mathematics approaches and computational methods, researchers at the National Institute of Standards and Technology (NIST) provide state-of-the-art contributions that assist industry and academia in tackling some of the most difficult scientific, technical, and engineering problems and tasks.

Programs and Projects
Optical and Microwave Waveform Synthesis

We use femtosecond-laser frequency combs to generate optical and microwave waveforms with unprecedented noise performance.     more

Testing of Radiation Detection Systems

NIST is working together with the Department of Homeland Security (DHS) Domestic Nuclear Detection Office (DNDO) in testing radiation detection … more

NIST-on-a-Chip in the ADI Group

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

X-ray Detection with Large Area Avalanche Photodiodes for the Neutron Radiative Decay Experiment

Operation of the second neutron radiative decay experiment has been completed. In this experiment we observed the emission of photons that … more

Active Interrogation Standards

Active interrogation involves directing nuclear radiation into a closed container and measuring secondary radiations to gain information about the … more

Pushing and Understanding the Limits of Spin-Exchange Optical Pumping of He-3

Neutron spin filters based on polarized 3He rely on the strong spin dependence of the absorption of neutrons by 3He gas. more

Software
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

VCCTL Software

(Return to Cement Hydration and Degradation Modeling Software) The Virtual Cement and Concrete Testing Laboratory (VCCTL) software provides a … more

Network Modeling Software

This software is a set of NetworkX additions for the creation of graphs to model networks. Graphicality Testing -- This is a set of routines for … more

Life-Cycle Cost Analysis Tool for Chem/Bio Protection of Buildings

The life-cycle cost analysis tool helps users make consistent comparisons of Chem/Bio protection strategies based on established economic … more

Timebase Correction Software

The Timebase Correction (TBC) software package , used with high-speed sampling oscilloscopes, can correct both random and systematic timebase … more

OOF: Finite Element Analysis of Microstructures

The OOF software provides a finite-element modeling capability to users in the field of materials science. It encapsulates advanced numerical … more

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