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NIST Authors in Bold

Displaying 4251 - 4275 of 13217

Release of NIST SP 800-147B, BIOS Protection Guidelines for Servers

October 29, 2014
Author(s)
Andrew R. Regenscheid, Larry Feldman, Gregory A. Witte
Modern computers rely on fundamental system firmware, commonly known as the Basic Input/Output System (BIOS), to enable system components to communicate and work together. The BIOS is typically developed by both original equipment manufacturers (OEMs) and

INFORMATION MODEL FOR A-UGV PERFORMANCE MEASUREMENT STANDARD

November 19, 2020
Author(s)
Soocheol Yoon, Roger V. Bostelman
… have the potential to be applied over a wide range of manufacturing systems under industry 4.0 paradigm. In order to use A-UGVs efficiently in a manufacturing system, it is necessary to select the …

Fracture Mechanics Approach to Splitting in Low Spring Index Cold Coiling Process

June 1, 2019
Author(s)
Y. Prawoto, S. Manville, T. Sakai, L. Lee, M. Tanaka, Thomas H. Gnaupel-Herold
… Comparing coil springs manufactured at two different manufacturing lines, namely N1 and N6, residual stress distributions in three main directions were measured using neutron … to the stress intensity factor to enable the analysis in fracture mechanics. The mixed mode analysis of opening, …

The Optimal Pricing of Publicly Supplied Private Goods: A Case Study of NIST Standard Reference Materials

June 1, 1999
Author(s)
S Fuller, J J. Cordes
… first-best, profit-maximizing rules lead to deficits. In order to cover costs, prices therefore need to exceed … goods by firms and laboratories who use them to calibrate manufacturing equipment or scientific apparatus for quality … Program (SRMP) at the National Institute of Standards and Technology (NIST). The NIST SRMP supplies samplesof materials …

CONTAMW 2.0 User Manual

November 1, 2002
Author(s)
William S. Dols, George Walton
… and room-to-room airflows and pressure differences in building systems driven by mechanical means, wind … for eventual risk assessment.CONTAMW can be useful in a variety of applications. Its ability to calculate … is useful for assessing the adequacy of ventilation rates in a building, to determine the variation in ventilation …

PSCR 2021: PSCR's Pulse Accelerator

September 28, 2021
Author(s)
Sarah Hughes, Ellen Ryan
… questions about the Pulse accelerator and innovating in the public safety market from their perspective. … Innovators, Accelerator, Public Safety, Lesson Learned, Technology, Business …

Virtual Cement and Concrete Testing Laboratory for Quality Testing and Sustainability of Concrete

October 1, 2009
Author(s)
Jeffrey W. Bullard, Paul E. Stutzman, Luis M. Ordonez-Belloc, Edward J. Garboczi, Dale P. Bentz
… shrinkage, elastic moduli, and compressive strength. In the last two years, the software interface has been … As a result, VCCTL is now ready to be integrated in industrial settings as a supplemental tool to accelerate … utility of the software to help solve practical problems. In the first application, we address sustainability issues by …

Comprehensive Evaluation of AIMS Texture, Angularity, and Dimension Measurements

July 3, 2009
Author(s)
Enad M. Mahmoud, Leslie L. Gates, Eyad A. Masad, Sinan T. Erdogan, Edward Garboczi
… Aggregates are the most widely used construction materials in the world in structures built from both asphaltic and portland cement … datasets typically generated, (2) enhanced automation in processing fine aggregate images that appear to contain … Texture, Angularity, Imaging, X-Ray tomography, Material Technology …

Relationship Between Engineering Properties, Mineralogy, and Microstructure in Cement-Based Hydroceramic Materials Cured at 200 C to 350 C

March 1, 2009
Author(s)
Konstantinos Kyritsis, Christopher Hall, Dale P. Bentz, Nicola Meller, Moira A. Wilson
… to microstructure. Compressive strength was found to be in the range 2-52 MPa and intrinsic permeability in the range 0.5-3300 x 10-17 m2. Scanning electron … applied to reconstructed 3-D images. These results are in very good agreement with experimental values. …

Adhesion Loss and Corrosion-induced Delamination of Fusion-Bonded Epoxy Coated Steel in Alkaline Electrolytes

January 28, 2009
Author(s)
Tinh Nguyen, Jonathan W. Martin
… of fusion bonded epoxy-coated reinforcing bars used in marine concrete environments, leading to severe cracking … the other half were non-scribed. The panels were immersed in a saturated calcium hydroxide aqueous solution (pH=12.5) … loss, most of which is recovered after drying. However, in addition to the water-induced adhesion loss, scribed …

Virtual Pervious Concrete: Microstructure, Porosity Percolation, and Permeability Prediction

May 14, 2008
Author(s)
Dale P. Bentz
… transport properties, and durability will assist suppliers in mixture proportioning and design. This paper presents … Of the various virtual pervious concretes explored in this study, one based on a correlation filter … clearly provides a void structure closest to that achieved in real pervious concretes. Extensions to durability issues, …

Developments in nano-oscillators based upon spin-transfer point-contact devices

December 31, 2007
Author(s)
Thomas J. Silva, William H. Rippard
… still prevent our full understanding of device properties. In particular, we examine those aspects that might affect … We suggest what role that these details might have in determining spin torque dynamics, and suggest particular … is one of a series devoted to the subject of spin torque in this issue of the Journal of Magnetism and Magnetic …

A Virtual Rapid Chloride Permeability Test

July 15, 2007
Author(s)
Dale P. Bentz
… test (RCPT), as it is commonly called, has been in existence for over 20 years and was standardized by ASTM over 15 years ago. The test is used extensively in the concrete industry for assessing concrete quality and is now being included in concrete specification documents. Because the underlying …

A Stokes Permeability Solver for Three-Dimensional Porous Media

April 4, 2007
Author(s)
Dale P. Bentz, Nicos Martys
… porous media under incompressible Stokes flow conditions. In this NISTIR, the background for developing these codes is … reviewed and the detailed code listings are also presented in an appendix. The codes are also available for free … of model pervious concretes, the codes have been utilized in the past on a wide variety of model and real (computer …

Optical Excitation and Absorption Spectra of C 50 Cl 10

August 1, 2004
Author(s)
Rui-Hua Xie, Garnett W. Bryant, J Cheung, V H. Smith, J Zhao
… C 50 Cl 10 [S.Y. Xie et al., Science 304, 699 (2004)] in a large quantity capturing the labile fullerene C 50 . In this Communication, we report ab initio calculations on … nanotechnology, optics, quantum dots, quantum technology, quantum wires …

Estimating the Electrical Conductivity of Alkaline Cementitious Pore Solutions

June 1, 2003
Author(s)
Kenneth A. Snyder, X Feng
… mixtures of potassium hydroxide and sodium hydroxide, in molar ratios from 4:1 to 1:1, at ionic strengths varying from 0.15 to 2.00 eq. 2 mol/L, were measured in the laboratory and compared to predicted values. The proposed equation, although simplistic in its avoidance of ion-ion interaction parameters, predicted …

Acoustophoretic Characterization of Cement Suspensions

November 1, 2002
Author(s)
Robert J. Flatt, Chiara C. Ferraris
… more concentrate suspensions, up to 25 % solid by volume. In this paper, it will be shown that quantitative … acoustophoresis, building technology, cement paste, HRWRA, zeta potential …
Displaying 4251 - 4275 of 13217
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