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NIST Authors in Bold

Displaying 12301 - 12325 of 13225

HLPR Chair* - A Service Robot for the Healthcare Industry

September 1, 2006
Author(s)
Roger V. Bostelman, James S. Albus
… The National Institute of Standards and Technology (NIST) Intelligent Systems Division (ISD) has been … reduce this back injury issue. The RoboChair, currently in the development stage, is designed to provide: powered … again learn to walk. This paper will discuss the RoboChair in depth. …

Performance Analysis of Unmanned Vehicle Positioning and Obstacle Mapping

June 27, 2006
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Rajmohan Madhavan, Tommy Chang, Harry A. Scott
… of obstacle mapping and unmanned vehicle positioning in outdoor environments is the subject of this paper. Recently, the National Institute of Standards and Technology?s (NIST) Intelligent Systems Division has been a … systems. We detail world modeling techniques used in the 4D/RCS architecture and then analyze the high …

Performance of the GHRS Pt-Ne Hollow-Cathode Lamps After Their Return From Space and Comparison With Archival Data

May 1, 2006
Author(s)
F Kerber, D Lindler, P Bristow, Gillian Nave, Joseph Reader, Craig J. Sansonetti, D Lembke, S Heap, Michael R. Rosa, H J. Wood
… (ST-ECF) and the National Institute of Standards and Technology (NIST) are collaborating to study hollow cathode … hollow cathode lamps and the physical processes involved in their long term operation. The original flight lamps from … have ever been returned to Earth after extended operation in space. We have taken spectra of all four lamps using NIST …

Use of Visual Imagery for the NIST World Trade Center Investigation

November 13, 2005
Author(s)
William M. Pitts, Kathryn M. Butler, Valentine Junker
… The attack on the World Trade Center (WTC) in New York City on September 11, 2001 by terrorists flying … (WTC 1 and WTC 2) was among the worst building disasters in the history of the United States. In response, Congress … requested that the National Institute of Standards and Technology (NIST) investigate the technical causes for the …

Report of the Technical Investigation of The Station Nightclub Fire (NIST NCSTAR 2), Volume 1

June 30, 2005
Author(s)
William L. Grosshandler, Nelson P. Bryner, Daniel M. Madrzykowski, K Kuntz
… A fire occurred on the night of Feb. 20, 2003, in The Station nightclub at 211 Cowesett Avenue, West … and ceiling area over the dance floor. Smoke was visible in the exit doorways in a little more than one minute, and … Team (NCST) Act, the National Institute of Standards and Technology (NIST) established a National Construction Safety …

Report of the Technical Investigation of The Station Nightclub Fire: Appendices (NIST NCSTAR 2), Volume 2

June 30, 2005
Author(s)
William L. Grosshandler, Nelson P. Bryner, Daniel M. Madrzykowski, K Kuntz
… A fire occurred on the night of Feb. 20, 2003, in The Station nightclub at 211 Cowesett Avenue, West … and ceiling area over the dance floor. Smoke was visible in the exit doorways in a little more than one minute, and … Team (NCST) Act, the National Institute of Standards and Technology (NIST) established a National Construction Safety …

High-Temperature Guarded Hot Plate Apparatus Optimal Locations of Circular Heaters

June 1, 2005
Author(s)
Daniel R. Flynn, William M. Healy, Robert R. Zarr
… of Standards (now the National Institute of Standards and Technology (NIST)) pioneered the use of circular line-heat-sources in guarded hot plate (GHP) apparatus, the most common type of … 305-mm GHP apparatus used one circular line-heat-source in the meter plate and one in the guard plate. The later …

Results From the NIST 2004 DNA Quantitation Study

May 1, 2005
Author(s)
Margaret C. Kline, David L. Duewer, Janette W. Redman, John M. Butler
… to the polymerase chain reaction (PCR) amplification step in the typing process. In early 2004, the National Institute of Standards and Technology (NIST) conducted an interlaboratory study to help …

Report of the Technical Investigation of The Station Nightclub Fire (NIST NCSTAR 2) ***DRAFT for Public Comments***

March 30, 2005
Author(s)
William L. Grosshandler, Nelson P. Bryner, Daniel M. Madrzykowski, K Kuntz
… A fire occurred on the night of Feb. 20, 2003, in The Station nightclub at 211 Cowesett Avenue, West … the ceiling area over the dance floor. Smoke was visible in the exit doorways in a little more than one minute, and … Team (NCST) Act, the National Institute of Standards and Technology (NIST) established a National Construction Safety …

A Self-Attenuating Superconducting Transmission Line for Use as a Microwave Power Limiter

June 1, 2003
Author(s)
James Booth, David A. Rudman, Ronald H. Ono
… limiter based on high temperature superconductor thin film technology. The signal limiter takes the form of a 50 Ohm} … 70 K, the signal limiter displays very low insertion loss in the non-limiting state ( 40 GHz), with constant impedance … has been fabricated by varying the operating temperature. In the over-power state the device continues to pass a …

Repeatability and Reproducibility Standard Deviations in the Measurement of Trace Moisture Generated Using Permeation Tubes

May 1, 2003
Author(s)
Peter H. Huang, Raghu N. Kacker
… Permeation-tube moisture generators are commonly used in industry as calibrated sources of water vapor and carrier … uncertainties obtained with these generators in the range 10 nL/L to 100 nL/L. Measurements were performed … Generator at the National Institute of Standards and Technology (NIST) and a quartz-crystal-micro-balance. The …

Critical Dimension and Overlay Metrology

March 1, 2003
Author(s)
Michael T. Postek, Marylyn H. Bennett
… metrology are two of the important measurements made in semiconductor device fabrication. Critical dimension … metrology research is concerned, the role of NIST, in this case, is to develop the infrastructural metrology and … for the efficient bi-directional transfer of meterology technology from NIST to industry and the transfer of the …

Facility for Extreme Ultraviolet Reflectometry of Lithography Optics

February 1, 2003
Author(s)
Charles S. Tarrio, S Grantham, Thomas B. Lucatorto
… application of extreme-ultraviolet (EUV) optics is in lithography. A commercial extreme-ultraviolet stepper will … optics, and the largest of these will be tens of cm in diameter. Each of the Mo/Si multilayer stepper mirrors … our group at the National Institute of Standards and Technology (NIST) has implemented several improvements to our …

NIST Standard Reference Database 23 - NIST Thermodynamic and Transport Properties REFPROP, Version 7.0

July 1, 2002
Author(s)
Eric W. Lemmon, Mark O. McLinden, Marcia L. Huber
… database from the National Institute of Standards and Technology has been one of the more widely used tools designed to provide these data. In the initial versions of REFPROP (Gallagher et al. 1993), … alternative refrigerants move from the laboratory to use in commercial equipment, more complete property data are …

A Functional Basis for Engineering Design: Reconciling and Evolving Previous Efforts

February 1, 2002
Author(s)
Kristen L. Wood, RJ B. Stone, DRJ Mcadams, J Hirtz, Simon Szykman
… In engineering design, all products and artifacts have some … We refer to this representation as a functional basis; in this paper, we seek to reconcile and integrate two … research from the National Institute of Standards and Technology (NIST) and two U.S. universities, and their …

Color By Numbers: Using a Calibration Source Spectrally Matched To Your Test Source Is Key To Measurement Accuracy

February 1, 2002
Author(s)
Steven W. Brown, Yoshihiro Ohno
… depending on the spectra of the colors measured. In the case of tristimulus colorimeters, the mismatch of the … response of each of the colorimeter filter channels. In most cases, thisinformation is not available to the user, … uncertainty. The National Institute of Standards and Technology has established calibration services for …

International Comparison, Final Summary Report

November 1, 2000
Author(s)
James P. Randa
… (NPL); and the National Institute of Standards and Technology (NIST), which served as the pilot laboratory. The … procedures and equipment at each laboratory may be found in [1]. Each laboratory measured the noise temperature of two … of the three measurement frequencies. Results are given in Tables 1 and 2. The measurements, which took place between …

SMAT: Synchronous Multimedia and Annotation Tool

September 1, 2000
Author(s)
Michelle P. Steves, Mudumbai Ranganathan, Emile L. Morse
… designed to be part of a scientific collaboratory for use in a robotic-arc-welding research project at the National Institute of Standards and Technology (NIST). The primary functional requirements of … synchronize, play back, and annotate multimedia data in a multi-platform, distributed environment. To meet these …

Early Streamer Emission Lightning Protection Systems: An Overview

January 1, 2000
Author(s)
Richard J. Van Brunt, Thomas L. Nelson, Ken L. Stricklett
… efficacy of these technologies remains open to question. In this paper we examine the physical basis for ESE devices and identify areas of controversy and gaps in our knowledge of lightning and lightning protection that need to be considered in assessing ESE devices and in their future development. The …

Deployment Test of the NIST EOS Thermal-Infrared Transfer Radiometer

November 1, 1999
Author(s)
Joseph P. Rice, S C. Bender, W H. Atkins, Francis J. Lovas
… The National Institute of Standards and Technology (NIST) Thermal-infrared Transfer Radiometer (TXR), … to test the ability of the TXR to operate off-site of NIST in a host cryogenic vacuum chamber, and to provide an end-to-end verification of the radiance scale in the LANL facility. The TXR was calibrated pre-trip and …

The Fifth SeaWiFS Intercalibration Round-Robin Experiment (SIRREX-S), July 1996

October 1, 1999
Author(s)
Bettye C. Johnson, Howard W. Yoon, Sally S. Bruce, Ping-Shine Shaw, E A. Thompson, S B. Hooker, R Barnes, R Eplee, S Maritorena, J Mueller
… which was held at the National Institute of Standards and Technology (NIST) on 23 July to 30 July 1996. The agenda for SIRREX-5 was established based on recommendations made in SIRREX-r. For the first time in a SIRREX activity, instrument intercomparisons were …

Chamber Radiation Effects on Calibration of Radiation Thermometers With a Thin-Film Thermocouple Test Wafer

June 1, 1999
Author(s)
Benjamin K. Tsai, D P. DeWitt, Francis J. Lovas, Kenneth G. Kreider, Christopher W. Meyer, David W. Allen
… In the semiconductor industry, Rapid Thermal Processing (RTP) … such as annealing and oxide film formation. The National Technology Roadmap for Semiconductors (NTRS) requirement is … with an uncertainty of1 K and reproducibility of 0.25K in the range from 800 K to 1300 K. (All uncertainties in this …

The Ten Classes of Polymeric Phase Transitions: Their Use as Models for Self-Assembly

January 1, 1999
Author(s)
Edmund A. DiMarzio
… of the 10 classes of polymer phase transitions is given. In each case the basic physics underlying the transition is … made of the coupling of these transitions to one another in pairs, triplets, etc. and it is observed that the number … for self-assembled structures both in biology and as a technology opportunity. It is emphasized that the paradigm …
Displaying 12301 - 12325 of 13225
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