U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Journal of Research (NIST JRES)

Decision Tree for Key Comparisons

Author(s)
Antonio Possolo, Amanda Koepke, David Newton, Michael R. Winchester
This contribution describes a Decision Tree intended to guide the selection of statistical models and data reduction procedures in key comparisons (KCs). The

Encounter Metrics and Exposure Notification

Author(s)
Rene Peralta, Angela Robinson
We discuss the measurement of aggregate levels of encounters in a population, a concept we call encounter metrics. Encounter metrics are designed so that they

DNA Origami Design: A How-To Tutorial

Author(s)
Jacob Majikes, James Alexander Liddle
While the design and assembly of DNA origami are straightforward, its relative novelty as a nanofabrication technique means that the tools and methods for

SysML Models for Discrete Event Logistics Systems

Author(s)
Timothy A. Sprock, Conrad E. Bock
System models and model-based engineering methods have the promise of transforming the way that industrial engineers interact with production and logistics

Microscale Mapping of Structure and Stress in Barium Titanate

Author(s)
Jane A. Howell, Mark D. Vaudin, Lawrence Henry Friedman, Robert F. Cook
Cross-correlation of electron backscatter diffraction (EBSD) patterns was used to generate rotation, strain, and stress maps of single-crystal tetragonal barium