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Search Publications

NIST Authors in Bold

Displaying 6151 - 6175 of 13218

Estimating the 95th Percentile of the Paste-Void Spacing Distribution in Hardened Cement Paste Containing Air Entrainment

June 1, 1999
Author(s)
Kenneth A. Snyder
… more accurate by adjusting the result using the variance in the air void radius distribution. … air-void spacing, air-void system, building technology, concrete, freeze-thaw, spacing equations … International RILEM Workshop on Frost Damage in Concrete (PRO 25) … the 95th Percentile of the Paste-Void Spacing Distribution in Hardened Cement Paste Containing Air Entrainment …

Linear Static and Dynamic Procedures for Structures With Velocity-Dependent Supplemental Dampers

May 1, 1999
Author(s)
Fahim Sadek, B Mohraz, Michael A. Riley
… can absorb a portion of the earthquake-induced energy in structures and thus reduce the energy demand on structural members. Wide acceptance of these devices in structures will depend on the availability of simplified … (LSP) and linear dynamic (LDP) procedures recommended in the NEHRP Guidelines for the Seismic Rehabilitation of …

A Cryogenic Catheter for Treating Heart Arrhythmia

June 1, 1998
Author(s)
E D. Marquardt, Ray Radebaugh, J Dobak
… Progress in the development of a cryogenic catheter to treat heart … other medical applications. Approximately 2 million people in the U.S. suffer from rapid-rate heart arrhythmia. Catheter … has significant advantages over existing catheters use in this form of therapy. The catheter has coaxial tubes for …

Method for Estimating the Energy Efficiency Ratio of Mixed System Air Conditioners and Heat Pumps (NISTIR 6045)

September 1, 1997
Author(s)
Piotr A. Domanski, B. S. Kim
… In lieu of testing each split system air conditioner and heat … of this combination is mandated by federal regulation. In addition to the lab-measured EER(95), select information on the hardware used in the indoor sections of the matched system and the … air conditioning equipment, air conditioner, building technology, heat pumps, mixed system, rating procedure …

A-UGV Capabilities - Recommended Guide to Autonomy Levels

February 26, 2019
Author(s)
Roger V. Bostelman, Elena R. Messina
… Automated, or Autonomous vehicle that operates while in contact with the ground without a human operator." … or especially potential users? This paper defines, and in many cases provides examples of, recommended autonomy …

2014 NIST Assessment of Phasor Measurement Unit Performance

February 9, 2016
Author(s)
Allen R. Goldstein
… The first synchrophasor standard was published in 1995. The standard was revised in 2001, 2005, 2011, and 2014 with evolving performance requirements. In 2012 NIST began assessing the performance of PMUs, both …

NIST/BFRL CALIBRATION SYSTEM FOR HEAT-FLUX GAGES

August 6, 2001
Author(s)
William M. Pitts, James R. Lawson, John R. Shields
This report of test describes a heat-flux gage calibration system that was developed at the National Bureau of Standards during the 1970s. It is based on a commercial radiant heater incorporating a tungsten lamp and elliptical mirror. A kaleidoscope flux

A Normalized Congruent Matching Area Method for the Correlation of Breech Face Impression Images

August 6, 2018
Author(s)
Zhe Chen, Jun-Feng Song, Wei Chu, Mingsi Tong, Xuezeng Zhao
… was invented at the National Institute of Standards and Technology (NIST) for firearm evidence identification and … and pattern congruency of the correlated cell pairs in firearm breech face impressions on fired cartridge cases. … of 10 consecutively manufactured pistol slides. However, in the original CMC method, due to the difference in the …

Standardizing 25-Hydroxyvitamin D values from the Canadian Health Measures Survey

September 30, 2015
Author(s)
Kurtis Sarafin, Ramon Durazo-Arvizu, Lu Tian, Karen W. Phinney, Susan Tai, Johanna Camara, Hubert W. Vesper, Joyce M. Merkel, Evan Green, Christopher T. Sempos, Stephen P. Brooks
… developed by the US National Institute for Standards and Technology (NIST) and Ghent University, Belgium. Design: …

Numerical Simulation of Sprinkler Performance

February 24, 1999
Author(s)
Kevin B. McGrattan, Glenn P. Forney
… specifically addressed by historic fire testing and codes. In the absence of an accurate understanding of potential fire … and creating barriers to innovation. It is impractical and in many cases too hazardous to physically test fire scenarios … means to measure input data and deliver results. This technology will allow industry to gain valuable insight into …

Materials and Fracture Mechanics Assessments of Railroad Tank Cars

September 1, 1998
Author(s)
A Zahoor, G E. Hicho
… and fracture toughness data for four steels used in the manufacture of railroad tank cars that carry hazardous … 1975 and 1995 by the National Institute of Standards and Technology (NIST, formerly NBS), Association of American … the mechanical and fracture toughness data are organized in a tabular or graphical format to allow a quick comparison …

Second Workshop on Wireless Sensing Proceedings

November 1, 2002
Author(s)
James D. Gilsinn, Kang B. Lee, Richard D. Schneeman, Hui-Min Huang
… Expo & Conference at the Philadelphia Convention Center in Philadelphia, PA. The National Institute of Standards and Technology (NIST), SENSORS magazine, Sensors Conference, … and Measurement society?s Technical Committee on Sensor Technology (TC-9), and IEEE sensors Council cosponsored the …

Power Disturbances: An Examination of Short-Term Losses in the Downstream Supply Chain

January 6, 2023
Author(s)
Douglas Thomas, Juan Fung
… that manufacturers experience as a result of power outages in their supplier network. The analysis uses regression in the form of a Cobb-Douglas production function to estimate … results suggest that eliminating power outages increases manufacturing value added by 2.3 % ($49.0 billion in 2016). …

Structural Fingerprinting of Antisense Oligonucleotide Therapeutics by Solution NMR Spectroscopy

October 4, 2022
Author(s)
Owen Becette, John Marino, Robert Brinson
… targets. Impurities generated throughout the ASO drug manufacturing and formulation pipeline can be detrimental to … to provide rapid initial assessment of the ASO integrity. In particular, a well-resolved pair of 31P signals arising … changes at high-resolution during the drug development and manufacturing processes. We further anticipate that the …

Workshop Summary Report for "Cybersecurity Risks in Consumer Home Internet of Things (IoT) Devices" Virtual Workshop

March 29, 2021
Author(s)
Michael Fagan, Katerina N. Megas, Barbara Bell Cuthill, Mary Raguso, John Wiltberger
… discussion and findings from the NIST Cybersecurity Risks in Consumer Home IoT Devices virtual workshop in October 2020. NIST Interagency Report (NISTIR) 8259, … cybersecurity needs and capabilities. As discussed in those documents, particular sectors and use cases may …

Standards-based integration of advanced process control and optimization

October 28, 2018
Author(s)
Guodong Shao, Hasan Latif, Carla Martin, Peter O. Denno
… of process control with optimization is critical to Smart Manufacturing (SM). Oftentimes, however, the process control … process control and optimization (APC-O) capabilities for manufacturing systems. Guided by the standard, we modelled … vendors, implemented the information models defined in the standard, and integrated key system functions such as …
Displaying 6151 - 6175 of 13218
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