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While the design and assembly of DNA origami are straightforward, its relative novelty as a nanofabrication technique means that the tools and methods for
We present scalable first hitting time methods for finding a collection of nodes that enables the fastest time for the spread of consensus in a network. That is
Additive manufacturing (AM) with cement-based materials is an emerging technology that has the potential to revolutionize concrete construction. The placement
Nicole K. Gingrich, Michael J. Hall, Isaac Patterson
In Science—the Endless Frontier, Vannevar Bush wrote that reaping the potential benefits of science conducted at federal laboratories requires the discoveries
A computationally fast Fortran 90+ quadruple precision portable parallel GRS- DEP (generalized real symmetric-definite eigenvalue problem) package suitable for
Maxwell Praniewicz, Brandon M. Lane, Felix H. Kim, Christopher Saldana
This document provides details on the data and files generated from post-build X-ray computed tomography (XCT) measurements of the four parts built as part of
A detailed investigation of the quotient of two independent complex random variables is presented. The numerator has a zero mean, and the denominator has a non
Bryan E. Yunker, Karl F. Stupic, J. L. Wagner, S Huddle, R Shandas, R. F. Weir, Stephen E. Russek, Kathryn E. Keenan
Imaging phantoms are used to calibrate and validate the performance of magnetic resonance imaging (MRI) systems. Many new materials have been developed for
Bryan E. Yunker, Andrew Holmgren, Karl F. Stupic, J. L. Wagner, S Huddle, R Shandas, R. F. Weir, Kathryn E. Keenan, Edward Garboczi, Stephen E. Russek
Imaging phantoms are used to calibrate and validate the performance of medical computed tomography (CT) systems. Many new materials developed for three
Amanda L. Forster, Dennis D. Leber, Amy E. Engelbrecht-Wiggans, Virginie A. Landais, Allen Chang, Emilien J. Guigues, Guillaume Messin, Michael A. Riley
It has long been a goal of the body armor testing community to establish an individualized, scientific-based protocol for predicting end-of-life of fielded body
We describe the algorithmic foundations of an open-source numerical toolbox, written in the Octave language, for the creation of computer-generated binary and
This tutorial provides mechanical drawings, electrical schematics, parts lists, stereolithography (STL) files for producing three-dimensional (3D)-printed parts
We present a method to calculate dielectric and refractivity virial coefficients using the path-integral Monte Carlo formulation of quantum statistical
James P. Cline, Marcus H. Mendenhall, Joseph J. Ritter, David R. Black, Albert Henins, John E. Bonevich, Pamela S. Whitfield, James J. Filliben
This rather long-standing project has resulted in a National Institute of Standards and Technology (NIST) Standard Reference Material (SRM) for the analysis of
Thrombin, the proteolytic enzyme that catalyzes the transformation of soluble fibrinogen to the polymerized fibrin clot, participates in multiple reactions in
System models and model-based engineering methods have the promise of transforming the way that industrial engineers interact with production and logistics
Shendong Shi, Balasubramanian Muralikrishnan, Vincent D. Lee, Daniel S. Sawyer, Octavio Icasio-Hern?ndez
Periodic performance evaluation is a critical issue for ensuring the reliability of data from terrestrial laser scanners (TLSs). With the recent introduction of
We investigated the influence of the state of wear of Charpy machine anvils on test results by performing impact tests on NIST specimens of three energy levels
Jane A. Howell, Mark D. Vaudin, Lawrence H. 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
Shamith U. Payagala, Alireza R. Panna, Albert F. Rigosi, Dean G. Jarrett
Calibration services for resistance metrology have continued to advance their capabilities and establish new and improved methods for maintaining standard
A new method is described to provide a primary calibration of shock measurements produced by a shock measurement system consisting of pendulum excitation and
Instrumented impact testing allows the applicability of conventional Charpy tests to be extended toward assessing mechanical properties such as dynamic fracture
In this study, I used standard statistical tools (such as the various forms of the two-sample Allan variance) to characterize the clocks in computers, and I
James A. Liddle, Jerry L. Bowser, Bojan Ilic, Vincent K. Luciani
Nanofabrication/characterization facilities enable research and development activities across a host of science and engineering disciplines. The collection of
Peter Wills, Emanuel H. Knill, Kevin J. Coakley, Yanbao Zhang
Given a composite null hypothesis H0, test supermartingales are non-negative supermartingales with respect to H0 with an initial value of 1. Large values of
In a previous work Sims and Hagstrom [J. Chem. Phys. 140,224312 (2014)] reported Hylleraas- configuration-interaction (Hy-CI) method variational calculations
The NBS Tables of Chemical Thermodynamic Properties is a collection of thermodynamic properties, published in book form, consisting of 103 tables with 14 330