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Minh-Son Pham, Anthony D. Rollett, Adam Abel Creuziger, Mark Iadicola, Timothy J. Foecke
Crystal plasticity constitutive equations for the multi-axial stress-strain behavior of aluminum alloy 5754 sheets have been developed. A Taylor model, a self...
Additive manufacturing (AM) allows for highly complex designs that cannot be achieved through subtractive or formative manufacturing techniques. A limiting...
Asa Trainer, Thomas D. Hedberg Jr., Allison Barnard Feeney, Kevin Fischer, Phil Rosche
Information technology advances such as big data, service-oriented architectures, and networking have triggered a digital revolution that holds promise of...
Shawn P. Ruemler, Kyle E. Zimmerman, Nathan W. Hartman, Thomas D. Hedberg Jr., Allison Barnard Feeney
The manufacturing industry is evolving and starting to use 3D models as the central knowledge artifact for product data and product definition, or what is known...
Roselyne B. Tchoua, Kyle Chard, Debra Audus, Jian Qin, Juan J. de Pablo, Ian Foster
A wealth of valuable data is locked within the millions of research articles published each year. Reading and extracting pertinent information from those...
This paper investigates the measurement of machine performance errors associated with the powder bed geometry of a commercially available laser additive...
Justin L. Milner, Thomas H. Gnaeupel-Herold, Jamie D. Skovron
With an increase in fuel economy standards and the need for reducing emissions set for the automotive sector, has increased the demand for lightweight vehicles...
John L. Michaloski, Frederick M. Proctor, Sid Venkatesh, Sidney Ly, Martin Manning
In order to maximize assets, manufacturers should use real-time knowledge garnered from ongoing and continuous collection and evaluation of factory-floor...
Jeanne Quimby, Alexandra Curtin, David R. Novotny, Chih-Ming Wang, Rick Candell
Uncertainties in the linear regression fit of Path Loss are derived from variability in position. These uncertainties are used to determine the required...
The development of digital technologies for manufacturing has been challenged by the difficulty of navigating the breadth of new technologies available to...
Qian Gong, David Content, Margaret Z. Dominguez, Thomas Emmett, Ulf Griesmann, Jeffrey Kruk, Catherine Marx, Bert Pasquale, Thomas Wallace
The slitless spectrometer plays an important role in the WFIRST mission for the survey of emission-line galaxies. This will be an unprecedented very wide field...
Cynthia Brooks, Benjamin Kidder, Michelle Grigas, Daniel Jaffe, Ulf Griesmann, Daniel Wilson, Richard Muller
We have explored a number of lithographic techniques and improvements to produce the resist lines that then define the grating groove edges of silicon immersion...
Audrey N. Tong, Craig S. Greenberg, Alvin F. Martin, Desire Banse, John M. Howard, G R. Doddington, Danilo B. Romero, Douglas A. Reynolds, Lisa Mason, Tina Kohler, Jaime Hernandez-Cordero, Elliot Singer, Alan McCree, Lisa Mason
In 2015 NIST coordinated the first language recognition evaluation (LRE) that used i-vectors as input, with the goals of attracting researchers outside of the...
Characterize three building systems Building envelope, HVAC (heating, ventilating and air-conditioning) and interior surfaces Factors likely to impact the...
We simulate the conformational structure of a coarse-grained model of dendrimer molecules in good solvent as a function of generation number G and find that...
Shahana S. Khurshid, Steven Emmerich, Andrew K. Persily
The hydroxyl radical (OH) generating capacity of particles has been measured in several outdoor locations, but it remains unquantified in indoor environments...
Deogratias Kibira, Guodong Shao, Bjoern J. Johansson
Production planning is a complex problem that is typically decomposed into decisions carried out at different control levels. Production planning methods...
Richard A. Rouil, Fernando Cintron, Aziza Ben Mosbah, Samantha Gamboa Quintiliani
In this paper, we provide an overview of the on-going implementation of a 3rd Generation Partnership Program (3GPP) Proximity Services (ProSe) module in ns-3 to...
Unsteady RANS (URANS) and Hybrid LES/RANS (specifically IDDES) simulations were conducted to numerically investigate the velocity field around, and pressures...
Jian Jiang, Joseph A. Main, Jonathan M. Weigand, Fahim Sadek
This paper presents detailed and reduced-order numerical modeling of heat transfer in composite floor slabs with profiled steel decking. The detailed modeling...
Yi Bao, Yizheng Chen, Matthew Hoehler, Christopher M. Smith, Matthew Bundy, Genda Chen
This paper presents measurements of high temperatures using a Brillouin scattering based fiber optic sensor and large strains using an extrinsic Fabry-Perot...
Empirical studies have shown that most software interaction faults involve one or two variables interacting, with progressively fewer triggered by three or more...
Fire Dynamics Simulator (FDS) is an open source CFD code, developed by NIST. It has been widely used in fire engineering for modeling the gas phase environment...
The applicability of three steel constitutive models was evaluated using finite-element analyses and various member capacity equations. Three different high...
An electrical pulse heated Kolsky Bar technique has been developed at the National Institute of Standards and Technology (NIST) to understand dynamic properties...
Lisa Choe, Selvarajah Ramesh, Chao Zhang, John L. Gross
This paper presents the results from the open flame, localized fire tests conducted on the 6.17-m long, simply supported W16×26 beam specimens. The cross...
Ellen M. Voorhees, Shahzad K. Rajput, Ian M. Soboroff
TREC 2015 introduced the concept of Open Runs in response to the increasing focus on repeatability of information retrieval experiments. An Open Run is a TREC...
Thomas P. Purdy, Karen E. Grutter, Kartik Srinivasan, Nikolai Klimov, Zeeshan Ahmed, Jacob Taylor
Thermally-driven motion of a nanomechanical resonator may be employed as an absolute thermometer. We experimentally measure radiation pressure shot noise...
Mark A. Iadicola, Dilip K. Banerjee, Adam A. Creuziger
Multi-axial specimen geometry optimization through finite element analysis requires robust models that incorporate the critical physics of the experiment as...
Dynamic tensile testing using Kolsky Bar methods are used to assess crashworthiness of new structural materials needed for lightweight automotive design. High...