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Search Publications

NIST Authors in Bold

Displaying 4001 - 4025 of 13217

Effects of water quality parameters on the release of silver nanoparticles from a ceramic surface using a quartz crystal microbalance.

November 18, 2010
Author(s)
Michael Stewart, Angela R. Bielefeldt, Elisabeth Mansfield, R S. Summers, Joseph N. Ryan
… Ceramic water filters are used in many developing countries as a household water treatment technology, often produced locally using regionally-available materials, and constructed in various forms (i.e., as discs, candles, or pots) that all … WQTC 2010 - Water Quality Technology Conference proceedings …

Lateral Tip Control Effects in CD-AFM Metrology: The Large Tip Limit

October 21, 2015
Author(s)
Ronald G. Dixson, Ryan Goldband, Ndubuisi G. Orji
… sidewalls. Features of this sort are commonly encountered in semiconductor manufacturing and other nanotechnology industries. The National Institute of Standards and Technology (NIST) has experience in the calibration and … Lateral Tip Control Effects in CD-AFM Metrology: The Large Tip Limit …

Report of the 89th National Conference on Weights and Measures

December 9, 2004
Author(s)
Kenneth S. Butcher, Steven E. Cook, Linda D. Crown, K M. Dresser, H V. Oppermann, R C. Suiter, Juana S. Williams
… through July 15, 2004, at the Pittsburgh Hilton and Towers in Pittsburgh, PA. The theme of the meeting was, Changes and …

Design of Extended Range EVA PLSS Systems: Lessons From Terrestrial Exploration Missions

May 8, 1997
Author(s)
William C. Stone
… have been built and tested over the last decade for use in hazardous subaquatic environments. Fault tolerant design, … and computational hardware elements, was employed in the development of four generations of prototype devices. … of 1353 meters vertically beneath the surface of the earth in southern Mexico. Lessons relating to survival and range …

Environmental Regulations Impose New Product Lifecycle Information Requirements

July 1, 2007
Author(s)
John V. Messina, Eric D. Simmon, Matthew L. Aronoff
… In a global response to increasing health and environmental … governments enacting legislation to encourage sustainable manufacturing where industry creates products that minimize … unique data requirements that will need to be incorporated in a products supply chain in order for companies to comply …

Complex Permittivity Measurements at Millimeter Wave Frequencies

April 23, 2007
Author(s)
Billy F. Riddle, Michael D. Janezic
… the Fabry-Perot resonator (FPR) have found widespread use in systems developed for measuring material properties at … of selected materials made with the FPR system currently in use at the National Institute of Standards and Technology (NIST). …

Recommended Security Controls for Federal Information Systems

December 19, 2006
Author(s)
Ronald S. Ross, Stuart W. Katzke, L A. Johnson, Marianne M. Swanson, G Stoneburner, G Rogers
… for minimum security controls for information systems in accordance with Federal Information Processing Standards … security control effectiveness. The guidelines provided in this special publication are applicable to all federal … systems designated as national security systems as defined in 44 U.S.C., Section 3542. The guidelines have been broadly …

Recommended Security Controls for Federal Information Systems [includes updates through 6/17/05]

June 17, 2005
Author(s)
Ronald S. Ross, Stuart W. Katzke, L A. Johnson, Marianne M. Swanson, G Stoneburner, G Rogers
… security controls for information systems categorized in accordance with Federal Information Processing Standards … security control effectiveness. The guidelines provided in this special publication are applicable to all federal … systems designated as national security systems as defined in 44 U.S.C., Section 3542. The guidelines have been broadly …

Recommended Security Controls for Federal Information Systems [includes updates through 4/22/05]

April 22, 2005
Author(s)
Ronald S. Ross, Stuart W. Katzke, L A. Johnson, Marianne M. Swanson, G Stoneburner, G Rogers, Annabelle Lee
… security controls for information systems categorized in accordance with Federal Information Processing Standards … security control effectiveness. The guidelines provided in this special publication are applicable to all federal … systems designated as national security systems as defined in 44 U.S.C., Section 3542. The guidelines have been broadly …

Mapping Microstructural Drying Shrinkage Deformations in Cement-Based Materials. Part 3: Influence of Specific Drying Shrinkage Mechanisms

October 12, 2021
Author(s)
C M. Neubauer, Hamlin M. Jennings, Edward Garboczi
… study the impact of specific drying shrinkage mechanisms in the deformation development of cement paste. In contrast to previous work, the relative humidity (RH) was decreased in gradual steps in order to try to understand the … building technology, cement paste, drying, microstructure, shrinkage …

Handbook of Radiant Heating and Cooling

February 19, 2017
Author(s)
J M. Palmer, K S. Chapman, R D. Watson
… describes briefly studies and models have been made in an effort to model the complex nature of thermal comfort. … temperature, which measures the radiant energy exchange in a room. When used in conjunction with the air temperature, the mean radiant … building technology, mean radiant temperature, thermal comfort …

The AASHTO Accreditation Program: Serving the HMA Industry

February 19, 2017
Author(s)
Robert A. Lutz, J B. Hewston, D Savage, Peter Spellerberg
… many quality system criteria, as well as participate in the AASHTO Materials Reference Laboratory (AMRL) on-site assessment and proficiency sample programs, in order to receive accreditation from AASHTO. The number of … accredited by AASHTO for HMA has grown from just a few in 1988 to more than 200 in 1998. Satisfying the requirements …

Modeling and Simulation of Cement Hydration Kinetics and Microstructure Development

December 22, 2011
Author(s)
Jeffrey Thomas, Joseph J. Biernacki, Jeffrey W. Bullard, Shashank Bishnoi, Jorge S. Dolado, George W. Scherer, Andreas Luttge
… engineers not only to predict the performance of concrete in the field, but also to troubleshoot performance problems … cement hydration is one of the more complex phenomena in engineering science. Portland cement as we know it was … but these have generally focused on capturing changes in either select microscopic features or in the overall …

LWA Absorption and Desorption: The Influence on the Microstructure and Transport Properties of Internally Cured Mortars

September 1, 2010
Author(s)
Javier Castro, Ryan Henkensiefken, Tommy Nantung, Dale P. Bentz, Jason Weiss
… The increased propensity for shrinkage cracking in low water-to-cement ratio (w/c) concrete has resulted in the development of new methods that can reduce the risk of … on absorption of water and the electrical conductivity in mortar specimens. In addition, procedures for determining …

A Parallel Reaction-Transport Model Applied to Cement Hydration and Microstructure Development

January 18, 2010
Author(s)
Jeffrey W. Bullard, Edith Enjolras, William L. George, Steven G. Satterfield, Judith E. Terrill
… the time-dependent structural and chemical evolution in multicomponent reactive systems. The model, called … such as solid nucleation, growth, and dissolution in complex three-dimensional systems. The algorithms require … is performed here on two minerals that are commonly found in portland cement paste, calcium hydroxide and ettringite, …

A Novel Method to Covalently Functionalize Carbon Nanotubes with Isocyanates

September 30, 2009
Author(s)
Tinh Nguyen, Aline Granier, Kristen L. Steffens, Hajin Lee, Naomi Eidelman, Jonathan W. Martin
… such as OH, COOH, and NH, which are commonly present in synthetic and natural polymers. The functionalization utilizes a di-isocyanate compound in which one NCO group has a higher reactivity than the … building technology, carbon nanotubes, functionalization, isocyanate, …

Modeling the Influence of Limestone Filler on Cement Hydration in CEMHYD3D

February 1, 2006
Author(s)
Dale P. Bentz
… levels of limestone filler substitution have been employed in Europe and elsewhere for many years, the change in the ASTM standard was a long and slow process. Having computational tools to assist in better understanding the influence of limestone filler … blended cements, building technology, filler, hyration, modeling …

Chaotic Transitions in Deterministic and Stochastic Dynamical Systems: Application of Melnikov Method in Engineering, Physics, and Neuroscience

September 1, 2002
Author(s)
Emil Simiu
… deterministic or stochastic excitation, explains the role in the occurrence of transitions of the system and … building technology, chaos, Melnikov processes, system identification … Chaotic Transitions in Deterministic and Stochastic Dynamical Systems: Application of Melnikov Method in Engineering, Physics, and Neuroscience …
Displaying 4001 - 4025 of 13217
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