Modeling & simulation research

News and Updates

$diffraction grating$

‘Exceptional’ Research: Unexpected Light Behavior May Be Harnessed to Improve Optical Communications and Sensors

April 21, 2022

Shine a flashlight into murky pond water and the beam won’t penetrate very far. Absorption and scattering rapidly diminishes the intensity of the light beam

Smart City Holistic Key Performance Indicators Support Community Benefits

NIST International Collaboration Develops New Framework for Smart Cities and Communities

February 28, 2022

Have you ever wondered what it is about a smart city or community that makes it ‘smart?’ In an international collaboration with Dr. Martin Serrano of the

NIST Researchers Propose Method for Modeling Smart Sensor Interoperability in Smart Grids

February 19, 2022

Smart sensors play a critical role in smart grids, supporting bidirectional flows of energy. Such sensors are needed for real-time monitoring of energy flow

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

Thermodynamic & Kinetic Data for Sustainable Energy

Completed

Industry needs thermodynamic and kinetic data for the development of new materials for sustainable energy applications; expanded and new databases are needed

Cyber Physical Systems and Internet of Things Program

Ongoing

The definitions of cyber-physical systems (CPS) and the Internet of Things (IoT) are converging over time to include a common emphasis on hybrid systems of

Metrology for Multi-Physics AM Model Validation

Ongoing

Multi-physics models are necessary to simulate, study, and optimize metal additive manufacturing (AM) processes, such as powder bed fusion (PBF) and directed

Publications

Data-Driven RRAM Device Models using Kriging Interpolation

April 8, 2022

Author(s)

Imtiaz Hossen, Mark Anders, Lin Wang, Gina Adam

Bi-Criteria Radio Spectrum Sharing with Subspace-Based Pareto Tracing

March 22, 2022

Author(s)

Zachary J. Grey, Susanna Mosleh, Jake Rezac, Yao Ma, Jason Coder, Andrew Dienstfrey

Radio spectrum is a scarce resource. To meet demands, new wireless technologies must operate in shared spectrum over unlicensed bands (coexist). We consider

Analyzing 5G NR-U and WiGig Coexistence with Multiple-Beam Directional LBT

February 15, 2022

Author(s)

Yao Ma, Susanna Mosleh, Jason Coder

The mmWave radio frequency (RF) spectrum allocations provide a large bandwidth and an excellent dynamic spectrum sharing (DSS) opportunity for emerging 5G New

Enhancing Multi-RAT Coexistence in Unlicensed mmWave Bands Using Hybrid-Beamforming

February 2, 2022

Author(s)

Susanna Mosleh, Yao Ma, Jason Coder

The radio spectrum is becoming an increasingly scarce and valuable resource to such an extent that sharing the unlicensed bands is inevitable. In this work, we

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