Modeling & simulation research

News and Updates

NIST Releases Latest Software for Modeling Manufacturing Systems

August 1, 2023

NIST released its newest software version of SimPROCESD , or Simulated-Production Resource for Operations and Conditions Evaluation to Support Decision-Making

NIST-Designed Photonic Chip Transforms a Single Beam of Light Into Multiple Beams, Each With a Panoply of Different Properties

June 30, 2023

Researchers at the National Institute of Standards and Technology (NIST) have devised a photonic circuit on a chip that transforms a single incoming beam of

NIST, University Researchers Develop Algorithm for Optimizing Large Network Performance

June 1, 2023

Large systems, such as telecommunication networks and electric power grids, are becoming more complex. They often consist of subsystems that use different

Projects and Programs

Optical and Optoelectronic Materials Characterization

Ongoing

This project aims to develop rigorous measurements and methodology needed for determining optical and electrical properties of advanced materials that might be

Deep Generative Modeling for Communication Systems Testing and Data Sharing

Ongoing

This project aims to develop deep generative models, an emerging topic in AI , for radio frequency (RF) waveforms collected from real-world communications

Fluid Suspensions and Emulsions

Ongoing

The purpose of this project is to create rheological measurement methods and tools, focused on using minimal fluid volumes, to measure local flow dynamics and

Smart Grid Communication Networks

Ongoing

While there is a clear need for communication networks supporting reliable information transfer between the various entities in the electric grid, there are

Publications

Data-Driven Modeling of Noise Time Series with Convolutional Generative Adversarial Networks

August 21, 2023

Author(s)

Adam Wunderlich, Jack Sklar

Random noise arising from physical processes is an inherent characteristic of measurements and a limiting factor for most signal processing and data analysis

O-RAN with Machine Learning in ns-3

June 28, 2023

Author(s)

Wesley Garey, Richard A. Rouil, Evan Black, Tanguy Ropitault, Weichao Gao

The Open Radio Access Network (O-RAN) Alliance is the industry led standardization effort, with the sole purpose of evolving the Radio Access Network (RAN) to

Model Validation for Scanning Electron Microscopy

April 27, 2023

Author(s)

Olga Ridzel, Wataru Yamane, Ishiaka Mansaray, John S. Villarrubia

We are beginning projects to validate the physics models used for interpretation of electron microscopy images. In one, we will measure electron yields and

Investigating the Influence of Sampling Frequency on X-Space MPI Image Reconstructions

March 19, 2023

Author(s)

Mark-Alexander Henn, Klaus Natorf Quelhas, Solomon I. Woods

In this presentation we employ a direct X-space deconvolution to estimate particle distributions from MPI data. We report on how the accuracy of those

Software

Smart Investment Tool

June 16, 2021

This tool calculates metrics for investment analysis documented in NIST Advanced manufacturing Series 200-5. It calculates net present value, internal rate of

HVAC SIMulation PLUS other systems (HVACSIM+)

May 11, 2021

The first version of HVACSIM+, which stands for “HVAC SIMulation PLUS other systems”, was introduced by National Institute of Standards and Technology (NIST) in

VCCTL Software

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

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 testing if a

Tools and Instruments

Large Aperture Scanner

The Large Aperture Scanner (LAS) scans a radar transceiver over a 5 meter by 20 meter aperture. Image reconstruction techniques enable a three-dimensional

Awards

Xiao Tang - 2016 Fellow of the American Physical Society

For outstanding contributions in optical technologies and systems, with application to quantum communications, spectrometry, and digital