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NIST Authors in Bold

Displaying 11276 - 11300 of 13225

The National Institute of Justice Standards for Hand-Held and Walk-Through Metal Detectors Used in Concealed Weapon and Contraband Detection

January 1, 2003
Author(s)
Nicholas G. Paulter Jr.
… and walk-through metal detectors were initially published in 1974 and later revised in 2000 and 2002 to accommodate the improvements in metal detector design and component technology and to address the concerns of the criminal … for Hand-Held and Walk-Through Metal Detectors Used in Concealed Weapon and Contraband Detection …

Construction of a Thermodynamic Database for Ni-Base Superalloys: A Case Study

July 1, 2002
Author(s)
Ursula R. Kattner
… Ni-base alloys are the most widely used superalloys in applications involving high temperatures and severe … processing steps used for these alloys, improvements in thermodynamic databases are required. These databases are … and co-workers in the 1970's. Since then, computational technology has constantly improved, resulting in advanced …

Characterization of UV Detectors at SURF III (invited)

March 1, 2002
Author(s)
Ping-Shine Shaw, Thomas C. Larason, R Gupta, Keith R. Lykke
… (SURF III) at the National Institute of Standards and Technology provides a unique research opportunity in precision measurement with its continuous and calculable … stretching from the soft x-ray to the far infrared. In response to the rapid development of ultraviolet …

Toward Self-Integrating Software Applications for Supply Chain

August 1, 2001
Author(s)
Michael Gruninger, Nenad Ivezic, Albert W. Jones
… Each paper in this special issue deals with a particular aspect of … this integration. While this approach has been successful in the past, it is not a viable approach for the future in which the Semantic Web is becoming an important business …

DNA Mass Spectrometry at NIST

February 1, 2001
Author(s)
Peter M. Vallone
… of single nucleotide polymorphisms on the Y chromosome and in mitochondrial DNA, and the determination of previously … unknown PCR primer sequences.The primary spectrometer in our laboratory is a MALDI-TOF device equipped with a …

1998 CODATA Recommended Values of the Fundamental Constants of Physics and Chemistry [Poster]

January 1, 2001
Author(s)
Peter J. Mohr, Barry N. Taylor
… recommended by the Committee on Data for Science and Technology (CODATA) for international use. The 1998 set … replaces its immediate predecessor recommended by CODATA in 1986. The new adjustment, which takes into account all of … standard deviations) of the new recommended values are in most cases about 1/5 to 1/12 and in one case 1/160 times …

1998 CODATA Recommended Values of the Fundamental Constants of Physics and Chemistry [Wall Chart]

January 1, 2001
Author(s)
Peter J. Mohr, Barry N. Taylor
… recommended by the Committee on Data for Science and Technology (CODATA) for international use. The 1998 set … replaces its immediate predecessor recommended by CODATA in 1986. The new adjustment, which takes into account all of … standard deviations) of the new recommended values are in most cases about 1/5 to 1/12 and in one case 1/160 times …

1998 CODATA Recommended Values of the Fundamental Constants of Physics and Chemistry [Wallet Card]

January 1, 2001
Author(s)
Peter J. Mohr, Barry N. Taylor
… recommended by the Committee on Data for Science and Technology (CODATA) for international use. The 1998 set … replaces its immediate predecessor recommended by CODATA in 1986. The new adjustment, which takes into account all of … standard deviations) of the new recommended values are in most cases about 1/5 to 1/12 and in one case 1/160 times …

Escherynes: Belt-Shaped Carbon Allotropes

January 1, 2001
Author(s)
Ernesto Estrada, Yamil Simon
… materials. Carbon-based materials have found applications in nanotechnology, material sciences, electronics, optic and biotechnology, occupying an important place in the development of emerging technologies. Here, we … scaffolding chemistry and first-principles calculations. In Escherynes, the carbon atoms are arranged in two types of …

Countermeasures for Mobile Agent Security

November 1, 2000
Author(s)
Wayne Jansen
… the widespread deployment of applications based on agent technology. It is generally agreed that without the proper countermeasures in place, use of agent-based applications will be severely … for securing agent-based applications, which can be used in the selection of agent systems through to application …

Characterization of Lightpipe Radiation Thermometers for the NIST Test Bed

September 1, 2000
Author(s)
Benjamin K. Tsai, Christopher W. Meyer, Francis J. Lovas
… theromoeters (LPRTs) have become the sensors of choice in rapid thermal processing (RTP) applications because of their non-intrusiveness and ease of use. In this paper, we discuss the importance of proper LPRT … calibrations at the National Institute of Standards and Technology (NIST). First, we introduce the lightpipes (LPs) …

Characterization of Materials Using an Ultraviolet Radiometric Beamline at SURF III

January 1, 2000
Author(s)
Ping-Shine Shaw, R Gupta, Thomas A. Germer, Uwe Arp, Thomas B. Lucatorto, Keith R. Lykke
… facilities at the National Institute of Standards and Technology (NIST) has yielded a better-characterization … 4 (BL-4) to characterize detectors and optical materials in the wavelength range from 125 nm to 325 nm. This upgraded … be used to measure the spectral responsivity of detectors in the UV with a relative standard uncertainty of less than …

Design and Development of a Dictionary Translator

January 1, 1999
Author(s)
John V. Messina, James A. St Pierre, Michael R. McCaleb
… Information (ECCI) project, NIST's Electronic Information Technology Group has been involved in research on tools and methodologies for accessing data … The translator (referred to as 2CIDS) accepts input data in one of two different formats and outputs a single …

The NIST EOS Thermal-Infrared Transfer Radiometer

August 1, 1998
Author(s)
Joseph P. Rice, Bettye C. Johnson
… transfer radiometer (TXR) has been developed for use in comparisons and scale verifications of sources used to … the radiance temperature of large-area black-body sources in cryogenic vacuum environments, either at the National Institute of Standards and Technology (NIST) or at the EOS instrument-calibration …

National Voluntary Laboratory Accreditation Program (NVLAP) 1998 Directory

January 1, 1998
Author(s)
Vanda R. White
… accredited by the National Institute of Standards and Technology, National Voluntary Laboratory Accreditation … Program (NVLAP). Approximately 800 laboratories in 24 fields of accreditation are included in the 1998 edition. The Directory lists the name, address, …

NIST Measurement Services: Radiance Temperature Calibrations

January 1, 1998
Author(s)
Charles E. Gibson, Benjamin K. Tsai, Albert C. Parr
… 700 [degrees] C at the National Institute of Standards and Technology (NIST). By using the fundamental principles of … a wavelength of 655.3 mm. A description of the facilities in the NIST Radiance Temperature Calibration Laboratory is … are explained. Values of stability and uncertainties in the scale are reported. The expanded uncertainties (k = 2) …

Spatial Uniformity of Responsivity for Silicon, Gallium Nitride, Germanium, and Indium Gallium Arsenide Photodiodes

January 1, 1998
Author(s)
Thomas C. Larason, Sally S. Bruce
… almost a decade, The National Institute of Standards and Technology [NIST] has supplied to its customers calibrated … most significant changes appear to be caused by defects in the photodiode material and are not apparent over most of … region where the photodiode operates. The change in spatial uniformity with wavelength can significantly …

AASHTO Materials Reference Laboratory: Thirty Years of Service to the Transportation Community

March 31, 1996
Author(s)
J H. Pielert, Peter Spellerberg
… program located at the National Institute of Standards and Technology (NIST) under the sponsorship of the American … of these two programs is to improve the quality of testing in laboratories that test construction materials. AMRL is involved with materials used in transportation projects, including soils, aggregates, …

A CASE Tool to Evaluate Functional Diversity in Safety System Software

August 31, 1995
Author(s)
D Wallace, James R. Lyle, L M. Ippolito, D W. Binkley, M L. Zimmerman
… the project A CASE Tool to Evaluate Functional Diversity in Safety System Software conducted by the National Institute of Standards and Technology for the Nuclear Regulatory Commission (NRC). Phase … assist NRC auditors when they examine source code written in the C programming language. Phase B produced the first …

The NIST STEP Class Library STEP Into the Future

August 1, 1990
Author(s)
Michael Mclay, KC Morris
… development at the National Institute of Standards and Technology as part of the National PDES Testbed. It provides … to STEP and the conceptual schema language, Express, in which STEP models are defined. The supporting classes that …
Displaying 11276 - 11300 of 13225
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