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NIST Authors in Bold

Displaying 12951 - 12975 of 13227

Report of the Sixth Interlaboratory Comparison Organized by the Community Reference Laboratory for Heavy Metals in Feed and Food

September 1, 2009
Author(s)
Lane C. Sander, Stephen E. Long, Steven J. Christopher, Russell D. Day, Karen E. Murphy, F. Cordeiro, T. Linsinger, H. Emteborg, I. Verbist, D. Vendelbo, P. Taylor, M. B. de la Calle
… the Community Reference Laboratory for Heavy Metals in Feed and Food (CRL-HM). One of its core tasks is to … of total Cd, Pb, As and Hg, (related to dry mass) in food supplements. The test material used in this exercise … (SRM) SRM 3256, of the National Institute of Standards and Technology (NIST), the matrix being green tea of Chinese …

Design and Performance of the New NIST Hybrid Humidity Generator

June 1, 2009
Author(s)
Christopher W. Meyer, W Wyatt Miller, Dean C. Ripple, Gregory E. Scace
… constructed at the National Institute of Standards and Technology and is now fully operational. The NIST Hybrid … range up to 85 C, and outperforms the 2-P Generator in terms of accuracy. The HHG combines the two-pressure and … of the HHG is a heat-exchanger/saturator that is immersed in a temperature-controlled bath stable to within 1 mK. A …

Comparison of five extraction methods for measuring PCBs, PBDEs, organochlorine pesticides, and lipid content in serum

April 7, 2009
Author(s)
Jennifer M. Lynch, Aurore Guichard, Jennifer Yordy, Michele M. Schantz, John R. Kucklick, Robert R. Swarthout, Brianna K. Carlson
… from serum using National Institute of Standards and Technology Standard Reference Material 1589a PCBs, Pesticides, PBDEs, and Dioxins/Furans in Human Serum.  Liquid:liquid (LLE), cavity dispersed … techniques were compared.  OFM extraction resulted in the optimal recovery of internal standards (IS).  All …

SEABIRD TISSUE ARCHIVAL AND MONITORING PROJECT: Egg Collections and Analytical Results for 2002-2005

February 5, 2009
Author(s)
Stacy S. Schuur, Paul R. Becker, Russell D. Day, Michael B. Ellisor, Aurore Guichard, Amanda J. Moors, David Point, Rebecca S. Pugh, David G. Roseneau
… retardants, mercury, and organotin (butyltin) compounds in Alaska’s marine environments. Between 2002 and 2005 781 … were banked at the National Institute of Standards and Technology’s Marine Environmental Specimen Bank using … confirmed the presence of geographic contaminant patterns in the Gulf of Alaska and Bering Sea. They also verified that …

Interlaboratory Comparison Study of Serum Total Testosterone [corrected] Measurements Performed by Mass Spectrometry Methods

January 30, 2009
Author(s)
Susan S. Tai, Hubert W. Vesper, S. Bhasin, C. Wang, L. A. Dodge, R. J. Singh, J. Nelson, S. Ohorodnik, N. J. Clarke, W. A. Salameh, C. R. Parker, Jr., R. Razdan, E. A. Monsell, Gary L. Myers
… assays. Two samples (male and female) were provided in five replicates to assess the within-run variability. … those obtained at National Institute of Standards and Technology (NIST). The within- and between-laboratory …

Ultra-Low Level Plutonium Isotopes in the NIST SRM 4355A (Peruvian Soil-1)

January 9, 2009
Author(s)
Kenneth G. Inn, Jerome LaRosa, Svetlana Nour, James J. Filliben, George Brooks, Stephen Lamont, Rob Steiner, Ross W. Williams, Brad Patton, Debbie Bostick, Gregory Eiden, Steve Petersen, Donna Beals, James Cadieux, Greg Hall, Steve Goldenberg, Stephen Vogt
… have relied on the National Institute of Standards and Technology (NIST) Standard Reference Material (SRM) 4355 … of blank sample material. The Peruvian Soil is so low in anthropogenic radionuclides that it is a suitable virtual … The quantification of the ultra-low plutonium content in the SRM 4355A was a considerable challenge for the mass …

Modeling Human Behavior during Building Fires

December 30, 2008
Author(s)
Erica D. Kuligowski
… Building designs, occupant procedures, and notification technology are based on the results produced from these … evacuation models when producing evacuation time results. In lieu of data and theory, evacuation models make … the current state of evacuation modeling of human behavior in fires and identifying gaps in current behavioral …

Calibration of Hygrometers with the Hybrid Humidity Generator

December 14, 2008
Author(s)
Christopher Meyer, Joseph Hodges, Peter H. Huang, W. Wyatt Miller, Dean Ripple, Gregory E. Scace
… commissioned at the National Institute of Standards and Technology. The NIST Hybrid Humidity Generator (HHG) … of the HHG is a heat exchanger/saturator that is immersed in a temperature-controlled bath stable to within 1 mK. For … by the two-pressure method with purified, dry air. In this special publication, we describe the design of the …

Huntington s Disease: The Need for a Standard Reference Material to Provide Quality Control for the Accurate Detection of the Number of Causal Trinucleotide Repeats

October 16, 2008
Author(s)
Barbara C. Levin, Kristy L. Richie
… neurodegenerative disease with prevalence rates that vary in different parts of the world, but average from 4 to 7 per … 100,000 individuals. The onset of symptoms usually begins in middle age, although approximately 5% become symptomatic … since 1998. The National Institute of Standards and Technology plans to develop a Standard Reference Material to …

Opportunities for Development of Reference Materials for Beryllium

October 16, 2008
Author(s)
Robert Watters, Aleksander B. Stefaniak, Mark D. Hoover
… occupational and environmental exposures, and conduct of in vitro and in vivo toxicology studies for health effects research. … Although the National Institute of Standards and Technology (NIST) currently supplies industry, academia, …

Structural Collapse Research at NIST

January 1, 2007
Author(s)
D W. Stroup, Nelson P. Bryner
… several years, the National Institute of Standards and Technology with funding from the United States Fire … construction types and materials has been studied. In addition, data on firefighter fatalities due to structural … The research results showed that there were many ways in which fire and fire fighting activities could change …

Persistent Organic Pollutants in Alaska Ringed Seals (Phoca hispida) and Walrus (Odobenus rosmarus) Blubber From the National Biomonitoring Specimen Bank Archive

August 1, 2006
Author(s)
John R. Kucklick, M M. Krahn, Paul R. Becker, Barbara J. Porter, Michele M. Schantz, Geoffrey S. York, T M. O'Hara, Stephen A. Wise
… from 18 marine mammals species. Specimens are archived in the National Institute of Standards and Technology s National Biomonitoring Specimen Bank … and walrus (Odobenus rosmarus) from several locations in the Bering Sea. Thirty-three ringed seal and 15 walrus …

Calibration and Characterization of UV Sensors for Water Disinfection

January 2, 2006
Author(s)
Thomas C. Larason, Yoshihiro Ohno
… (UV) effectively inactivates common pathogens found in ground and surface waters such as Cryptosporidium, … mercury lamps (LPM and MPM, respectively) are used in the UV reactors at the facilities. In these reactors, … for UV monitors. The National Institute of Standards and Technology, USA (NIST) is participating in this project in …

Developing an Analysis of Threats to Voting Systems: Workshop Summary

October 7, 2005
Author(s)
Allan C. Eustis
… America Vote Act (HAVA) of 2002 has given NIST a key role in helping to realize nationwide improvements in voting systems by January 2006. NIST research activities … The National Institute of Standards and Technology (NIST) hosted a workshop to allow the U.S. …

Baseline Structural Performance and Aircraft Impact Damage Analysis of the World Trade Center Towers. Appendices A-E. Federal Building and Fire Safety Investigation of the World Trade Center Disaster.

September 1, 2005
Author(s)
Fahim Sadek
… damage analysis of the National Institute of Standards and Technology (NIST) Investigation of the World Trade Center … WTC towers under gravity and wind loads was established in order to assess the towers' ability to withstand those … the foundation level. Wind loads were a governing factor in the design of the structural components that made up the …

Experiments and Modeling of Multiple Workstations Burning in a Compartment. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5E)

September 1, 2005
Author(s)
Anthony P. Hamins, Alexander Maranghides, Kevin B. McGrattan, Thomas J. Ohlemiller, Robert Anleitner
… A series of large-scale experiments were conducted in the National Institute of Standards and Technology (NIST) Large Fire Laboratory from November 4 to … Dynamics Simulator (FDS) predicts the thermal environment in a burning compartment. In addition, the experiments …

Experiments and Modeling of Multiple Workstations Burning in a Compartment. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5E) ***DRAFT for Public Comments***

September 1, 2005
Author(s)
Anthony P. Hamins, Alexander Maranghides, Kevin B. McGrattan, Thomas J. Ohlemiller, Robert Anleitner
… A series of large-scale experiments were conducted in the National Institute of Standards and Technology (NIST) Large Fire Laboratory from November 4 to … Dynamics Simulator (FDS) predicts the thermal environment in a burning compartment. In addition, the experiments …

Experiments and Modeling of Structural Steel Elements Exposed to Fire (Appendices D-G). Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5B)

September 1, 2005
Author(s)
Anthony P. Hamins, Alexander Maranghides, Kevin B. McGrattan, Erik L. Johnsson, Thomas J. Ohlemiller, Michelle K. Donnelly, Jiann C. Yang, George W. Mulholland, Kuldeep R. Prasad, S R. Kukuck, Robert Anleitner, Therese P. McAllister
… the fires and their impact on structural components in the World Trade Center (WTC) buildings on September 11, … a series of large-scale experiments that was conducted in the National Institute of Standards and Technology (NIST) Large Fire Laboratory from March 10 to …

Final Report of the National Construction Safety Team on the Collapses of the World Trade Center Towers. Federal Building and Fire Safety Investigations of the World Trade Center Disaster (NIST NCSTAR 1) ***DRAFT for Public Comments***

September 1, 2005
Author(s)
Sivaraj Shyam-Sunder, Richard G. Gann, William L. Grosshandler, Hai S. Lew, Richard W. Bukowski, Fahim Sadek, Frank W. Gayle, 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) econstruction of the collapses 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 …

Fire Resistance Tests of the Floor Truss Systems. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-6B) ***DRAFT for Public Comments***

September 1, 2005
Author(s)
John L. Gross, F Hervey, M Izydorek, J Mammoser, J Treadway
… The National Institute of Standards and Technology (NIST) review of available documents related to … of four standard fire resistance tests (ASTM E 119). In this series of tests, the effects of three factors were … thickness of the sprayed fire resistive material was 3/4 in. which represented the average thickness applied in the …

Coordinated Motion Control for Industrial Boomlifts

December 31, 2004
Author(s)
Richard J. Norcross, Robert Bunch
… follows the dominant features necessitating the motion. In open space, the lift is dominant and up is vertical while … control laws. Coordinated Motion control is a generic technology which enhances the usefulness of large …

Neighborhood-Scale Fire Spread

November 16, 2003
Author(s)
Ronald G. Rehm, D. D. Evans, William E. Mell, Simo A. Hostikka, Kevin B. McGrattan, Glenn P. Forney, Charles E. Bouldin, Elisa S. Baker
… This tool will be used to understand how fires spread in a community where both structures and natural fuels … Nearly 10% of the land and over one-third of the homes in the U.S. today belong to the Wildland/Urban interface … (BFRL) at the National Institute of Standards and Technology (NIST) has been developing a physics-based …

Phase Transitions Within the Isolated Polymer Molecule: Coupling of the Polymer Threading a Membrane Transition to the Helix-Random Coil, the Collapse, the Adsorption, and the Equilibrium Polymerization Transitions

September 22, 2003
Author(s)
Edmund A. DiMarzio, John J. Kasianowicz
… phase transition for an isolated linear polymer in the limit of infinite molecular weight, is coupled to the … of equilibrium polymerization (P) which is first-order. In each case an exact expression for the partition function … performed and the character of the transition elucidated in the limit of infinite molecular weight. Given that the …

Radiometric Measurement Comparison on the Integrating Sphere Source Used to Calibrate the Moderate Resolution Imaging Spectroradiometer (MODIS) and the Landsat 7 Enhanced Thematic Mapper Plus (ETM+)

May 1, 2003
Author(s)
James J. Butler, Steven W. Brown, Robert D. Saunders, B. Carol Johnson, S F. Biggar, E F. Zalewski, B L. Markham, P N. Gracey, J B. Young, R Barnes
… scales assigned to integrating spheresources used in the calibration of Earth Observing System (EOS) … instruments, a radiometric measurement comparison was held in May 1998 at Raytheon/Santa Barbara Remote Sensing (SBRS). … radiometers from the National Institute of Standards and Technology (NIST), the National Aeronautics and Space …

A Repository of Sensor Data for Autonomous Driving Research

April 25, 2003
Author(s)
Michael O. Shneier, Tommy Chang, Tsai Hong Hong, Geraldine S. Cheok, Harry A. Scott, Steven Legowik, Alan M. Lytle
… data, allows groups that lack equipment to participate in mobility research, and speeds technology transfer by providing industry with metrics for …
Displaying 12951 - 12975 of 13227
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