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NIST Authors in Bold

Displaying 12751 - 12775 of 13226

Flexible Solution-Processed Memristors

June 3, 2009
Author(s)
Nadine E. Gergel-Hackett, Behrang H. Hamadani, B Dunlap, John S. Suehle, Curt A. Richter, Christina A. Hacker, David J. Gundlach
… the missing fourth circuit element theoretically proposed in the 1970s and recently demonstrated experimentally.[1,2,3] … Memristor devices have the potential for use in memory and logic and are written and erased through … for over 300 h and operational after 4,000 flexes. Our technology has potential advantages over existing flexible …

Comparison of Clinical Methods with Isotope Dilution ICP-MS for the New Standard Reference Material 955c Lead In Caprine Blood

May 26, 2009
Author(s)
Karen E. Murphy, Thomas W. Vetter, Gregory C. Turk, Christopher D. Palmer, Miles E. Lewis, Ciaran M. Geraghty, Patrick J. Parsons, William F. Guthrie
… The National Institute of Standards and Technology (NIST) has developed Standard Reference Material … developed to measure background contaminate Pb levels in blood. The standard has been developed in collaboration with the Wadsworth Center, New York … ICP-MS for the New Standard Reference Material 955c Lead In Caprine Blood …

A Case Study of a Community Affected by the Witch and Guejito Fires (NIST TN 1635)

April 30, 2009
Author(s)
Alexander Maranghides, William E. Mell
… The National Institute of Standards and Technology (NIST) has a Reduced Risk of Fire Spread in Wildland-Urban Interface (WUI) Communities research … tools for improved risk assessment and risk mitigation in WUI (wildland-urban interface) communities at risk from …

Quantifying Residual Stress in Nanoscale Thin Polymer Films via Surface Wrinkling

March 19, 2009
Author(s)
Jun Y. Chung, Thomas Q. Chastek, Michael J. Fasolka, Hyun W. Ro, Christopher Stafford
… of solid materials processing, is stress that remains in a material after external forces have been removed. In polymeric materials, residual stress results from … polymer chains into nonequilibrium stressed conformations. In solvent-cast films, which are central to a wide range of …

Certification of Beryllium Mass Fraction in SRM 1877 Beryllium Oxide Powder Using High-Performance Inductively-Coupled Plasma Optical Emission Spectrometry with Exact Matching

February 11, 2009
Author(s)
Michael R. Winchester, Gregory C. Turk, Therese A. Butler, Thomas J. Oatts, Charles Coleman, Donald Nadratowski, Ritu Sud, Mark D. Hoover, Aleksandr B. Stefaniak
… (HP-ICP-OES) was used to certify the Be mass fraction in National Institute of Standards and Technology (NIST) Standard Reference Material (SRM) 1877 Beryllium Oxide Powder. In order to obtain best accuracy and precision, the Be mass … Certification of Beryllium Mass Fraction in SRM 1877 Beryllium Oxide Powder Using High-Performance …

Final Report on the Collapse of World Trade Center Building 7. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1A) ***DRAFT for Public Comments***

August 1, 2008
Author(s)
Sivaraj Shyam-Sunder, Richard G. Gann, William L. Grosshandler, Hai S. Lew, Richard W. Bukowski, Fahim Sadek, Frank W. Gayle, Jason D. Averill, James R. Lawson, Harold E. Nelson, Stephen A. Cauffman
… final report on the National Institute of Standards and Technology (NIST) investigation of the collapse of World … procedures; what procedures and practices were used in the design, construction, operation, and maintenance of the building; and areas in current building and fire codes, standards, and practices …

Automated Continuous-Flow Gravimetric Hygrometer as a Primary Humidity Standard

May 1, 2008
Author(s)
Christopher W. Meyer, Joseph T. Hodges, R W. Hyland, Gregory E. Scace, J Valencia-Rodriguez, James R. Whetstone
… been completed at the National Institute of Standards and Technology (NIST). This apparatus determines the humidity in a steadily flowing gas stream by first separating the … interferometrically measuring the displacement of pistons in two, precision-bore glass tubes. The mass of the water is …

Commutability of NIST SRM 1955 Homocysteine and Folate in Frozen Human Serum With Selected Total Homocysteine Immunometric or Enzymatic Assays

March 1, 2008
Author(s)
B C. Nelson, Christine M. Pfeiffer, Ming Zhang, David L. Duewer, Katherine E. Sharpless, Katrice Lippa
… Background: The National Institute of Standards and Technology (NIST) and the Centers for Disease Control and … Reference Material (SRM) 1955 Homocysteine and Folate in Frozen Human Serum with certified values for total … the commutability of SRM 1955. Methods: tHcy was measured in 20 patient sera and in 3 levels of SRM 1955 using selected …

A Common Operator Control Unit Color Scheme for Mobile Robots

December 28, 2007
Author(s)
Michael O. Shneier, Roger V. Bostelman, James S. Albus, William P. Shackleford, Tommy Chang, Tsai Hong Hong
… Division at the National Institute of Standards and Technology (NIST) has partici-pated in the Defense Advanced Research Project Agency (DARPA) … to Ground Robots (LAGR) project for the past 2 ? years. In Phase 2 of the LAGR pro-gram, NIST was asked to provide a …

Photon-number discrimination using a semiconductor quantum dot, optically gated, field-effect transistor

September 7, 2007
Author(s)
Eric Gansen, Mary A. Rowe, M. Greene, Danna Rosenberg, Todd E. Harvey, Mark Su, Sae Woo Nam, Richard P. Mirin
… Detectors capable of resolving the number of photons in a pulse of light are important components for the … InGaAs QDs as an optically addressable floating gate in a GaAs/AlGaAs delta-doped field-effect transistor. When … the internal gate field directs the holes generated in the dedicated absorption layer of the structure to the QDs …

Cell Phone Forensic Tools: An Overview and Analysis Update

March 21, 2007
Author(s)
Richard Ayers, Wayne Jansen, Aurelien M. Delaitre, Ludovic Moenner
… the combined capabilities of both a cell phone and a PDA. In addition to network services and basic PIM applications, … synchronize the results at some later time. As digital technology evolves, the capabilities of these devices … When cell phones or other cellular devices are involved in a crime or other incident, forensic examiners require …

The Architecture Development Facilitator (ADF) First Year Report

March 1, 2007
Author(s)
Steven J. Fenves, Eswaran Subrahmanian, Puja Goyal, Jean-Cyrus L. Angbo, Faouzi Daoud, Ram D. Sriram
… the Office of Network Coordinator for Health Information Technology (ONC) of the Department of Health and Human Services (HHS) and its agents in the deployment of the Nationwide Health Information … constraints on the architecture. An artifact is defined in ADF as either: (a) a service or system component of NHIN …

Characterization and Surface-Reactivity of Nanocrystalline Anatase in Aqueous Solutions

December 19, 2006
Author(s)
Moira K. Ridley, Vincent A. Hackley, Michael L. Machesky
… at mineral- water interfaces are of fundamental importance in many geochemical, materials science, and technological … reactivity and charging of metal-oxide nanoparticles in aqueous solutions. Commercially available crystalline … nanoparticles were found to exist almost exclusively in a hierarchy of agglomerated structures. Potentiometric and …

A Straightforward Frequency-Estimation Technique for GPS Carrier-Phase Time Transfer

September 15, 2006
Author(s)
C Hackman, Judah Levine, Thomas E. Parker, Dirk Piester, Juergen Becker
… an averaging time of 1 d. However, a discontinuity occurs in the time-transfer estimates between the end of one processing batch (typically 1-3 d in length) and the beginning of the next. To compute the … Germany and at the National Institute of Standards and Technology (NIST) in Boulder, Colorado USA. The frequencies …

Semantic Web for Chemical Genomics: Need, How To, And Hurdles

July 19, 2006
Author(s)
Talapady N. Bhat
… Semantic Web has been often suggested as the information technology solution to the growing problem in managing the millions of data points generated by modern … this slow progress are the sheer complexity of the problem in implementing semantic Web and the lack of clear …

The Spectrum of Th-Ar Hollow-Cathode Lamps in the 900 nm to 4500 nm Region: Establishing Wavelength Standards for the Calibration of VLT Spectrographs

May 1, 2006
Author(s)
F Kerber, Gillian Nave, Craig J. Sansonetti, P Bristow, A Rosa, H-U Kaufl, Michael R. Rosa
… (ST-ECF), and the National Institute of Standards and Technology (NIST) are collaborating to study Th-Ar hollow … Th-Ar hollow cathode lamps provide a rich spectrum in the UV-visible region and have been used in astronomy for a long time. We report new measurements …

Hyperspectral Image Projectors for Radiometric Applications

March 23, 2006
Author(s)
Joseph P. Rice, Steven W. Brown, Bettye C. Johnson, Jorge E. Neira
… The CHIP, based on the same digital mirror arrays used in commercial digital light projector* (DLP) displays, is … with a spectroradiometer. Use of such generated scenes in a controlled laboratory setting would alleviate expensive … to 2500 nm spectral range. We present an overview of this technology and its applications, and discuss experimental …

Federal Building and Fire Safety Investigation of the World Trade Center Disaster: Final Report of the National Construction Safety Team on the Collapses of the World Trade Center Towers (NIST NCSTAR 1)

December 1, 2005
Author(s)
Sivaraj Shyam-Sunder, Richard G. Gann, William L. Grosshandler, Hai S. Lew, Richard W. Bukowski, Fahim Sadek, Frank W. Gayle, John L. Gross, Therese P. McAllister, Jason D. Averill, James R. Lawson, Harold E. Nelson, Stephen A. Cauffman
… final report on the National Institute of Standards and Technology (NIST) investigation of the collapse of the World … procedures; what procedures and practices were used in the design, construction, operation, and maintenance of the towers; and areas in current building and fire codes, standards, and practices …

High Throughput Flammability Characterization Using Gradient Heat Flux Fields.

December 1, 2005
Author(s)
Jeffrey W. Gilman, Rick D. Davis, John R. Shields, Richard H. Harris Jr.
… by limited access to larger quantities of samples, in the case of materials development efforts, and by the slow … models to attempt to predict the performance of materials in medium and large scale fire tests. In some instances this … program at the National Institute of Standards and Technology (NIST) to develop flammability characterization …

Component, Connection, and Subsystem Structural Analysis. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-6C) ***DRAFT for Public Comments***

September 1, 2005
Author(s)
Mehdi S. Zarghamee, S Bolourchi, D W. Eggers, Omer O. Erbay, F W. Kan, Yasuo Kitane, P R. Barrett, John L. Gross, Therese P. McAllister, A A. Liepins, M Mudlock, W I. Naguib, R P. Ojdrovic, Andrew T. Sarawit
… Center (WTC) towers to study their structural performance in the fire environment that followed the aircraft impact to … WTC disaster by the National Institute of Standards and Technology (NIST). The structural response to the fire … were identified. The finite element models, developed in ANSYS, captured the nonlinear responses of the …
Displaying 12751 - 12775 of 13226
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