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Search Publications

NIST Authors in Bold

Displaying 11826 - 11850 of 13225

Meta-study of laser power calibrations ranging 20 orders of magnitude with traceability to the kilogram

December 20, 2019
Author(s)
Paul Williams, Matthew Spidell, Joshua A. Hadler, Thomas Gerrits, Amanda Koepke, David J. Livigni, Michelle Stephens, Nathan Tomlin, Gordon Shaw, Jolene D. Splett, Igor Vayshenker, Malcolm White, Christopher Yung, John Lehman
… power metrology at the National Institute of Standards and Technology (NIST) ranges 20 orders of magnitude from … different traceability paths and show expected agreement in each case. The ramifications of this agreement as well as …

Social and Economic Components of Resilient Multi-Hazard Building Design

October 3, 2019
Author(s)
Katherine Johnson, Juan Fung, Siamak Sattar, Christopher Segura, Therese P. McAllister, Steven McCabe
… In 2017, U.S. damages from natural hazard events exceeded … and subsequent economic and livelihood effects. In 2016, Congress mandated the National Institute of Standards and Technology (NIST) develop a report (NIST SP 1224) describing …

Simulation and Analysis Plan to Evaluate the Impact of CO Mitigation Requirements for Portable Generators

June 20, 2019
Author(s)
Steven J. Emmerich, Brian J. Polidoro, Matthew J. Brookman, Janet Buyer, Matthew Hnatov
… by staff of the National Institute of Standards and Technology (NIST) and the U.S. Consumer Product Safety … (CPSC, the Commission) under an interagency agreement1 in support of the Commission’s effort to address the carbon … of CO mitigation requirements that were adopted in two voluntary standards in 2018. These two standards are …

Evaluation of a lateral flow immunoassay for the detection of the synthetic opioid fentanyl

April 26, 2019
Author(s)
Edward Sisco, Daniel J. Angelini, Tracey D. Briggs, Michele N. Maughan, Michael G. Feasel, Jennifer W. Sekowski
… In the United States in 2016, 64,000 overdose deaths were reported to be … or synthetic opioids (e.g. fentanyl). The recent spike in the presence of synthetic opioids in lots of heroin … for fentanyl detection. In this study, we addressed this technology gap by evaluating newly developed lateral flow …

Measuring the difference in nuclear charge radius of Xe isotopes by EUV spectroscopy of highly charged Na-like ions

November 5, 2018
Author(s)
Roshani Silwal, A. Lapierre, John D. Gillaspy, Joan M. Dreiling, S A. Blundell, Dipti Goyal, A. Borovik, Jr., G Gwinner, A.C.C. Villari, Yuri Ralchenko, Endre Takacs
… The difference in the mean-square nuclear charge radius of xenon isotopes … facility at the National Institute of Standards and Technology. The mass-shift and the field-shift coefficients … Measuring the difference in nuclear charge radius of Xe isotopes by EUV spectroscopy …

A reference high-pressure CO2 adsorption isotherm for ammonium ZSM-5 zeolite: results of an interlaboratory study

July 26, 2018
Author(s)
Huong Giang T. Nguyen, Laura Espinal, Roger D. van Zee, Matthias Thommes, Blaza Toman, Sterlin Hudson, Enzo Mangano, Stefano Brandani, Katie Cychosz, Pieter Bertier, Feng Yang, Bernhard Krooss, Rebecca Siegelman, Jeffrey Long, Yoko Nakada, Kazu Nakai, Armin Ebner, James Ritter, Aaron Moran, Orhan Talu, Yi Huang, Krista Walton, Pierre Billemont, Guy de Weireld
… study led by the National Institute of Standards and Technology (NIST) on the measurement of high-pressure surface … from 1 kPa up to 4.5 MPa. Eleven laboratories participated in this exercise and, for the first time, high-pressure …

Photon thermalization via laser cooling of atoms

July 19, 2018
Author(s)
Chiao-Hsuan Wang, Michael Gullans, James V. Porto, William D. Phillips, Jacob Taylor
… the scattering of light between different optical modes in the presence of the cooling beams. While optically thin … cooling of the atoms, the dynamics of multiple scattering in optically thick modes has been more challenging to describe. We find that in an appropriate set of limits, multiple scattering leads to …

Commissioning the SALT High Resolution Spectrograph's Iodine Cell

July 6, 2018
Author(s)
Lisa A. Crause, R P. Butler, Gillian Nave, Rudi Kuhn, Blaine Lomberg, Alexei Kniazev, Steven M. Crawford, Eric Depagne
… We report on commissioning the iodine absorption cell in the High Resolution Spectrograph (HRS) on the Southern … white-pupil vacuum échelle spectrograph have been in use by the SALT consortium since 2014, but the … Spectrometer at the National Institute of Standards and Technology before incorporation into the HRS HS bench. A …

Electric-field control of perpendicular magnetic anisotropy in multiferroic PZT- and PMN- PT//[Co/Ni] composites with negative magnetostriction

July 4, 2018
Author(s)
Daniel B. Gopman, Andrew P. Chen, Cindi L. Dennis, June W. Lau, Robert D. Shull, Gregory P. Carman, Peter Finkel, Margo Staruch, Andres Chavez
… approach seeks to harness the voltage-induced strain in a proximal piezostrictive layer to modify the magnetic … control of perpendicular magnetic anisotropy in multilayered films of Cobalt and Nickel grown on top of … ferromagnetic resonance spectroscopy technique with in-situ electric-field biasing reveals changes to the …

Nanometer Positional Control using Magnetic Suspension for Vacuum-to-Air Mass Metrology

July 2, 2018
Author(s)
Nicholas A. Vlajic, Melissa L. Davis, Corey A. Stambaugh
… This paper explains the control scheme that is to be used in the Magnetic Suspension Mass Comparator, an instrument designed to directly compare mass artifacts in air to those in vacuum, at the United States National Institute of Standards and Technology. More specifically, the control system is used to …

MODELING COMMUNITY RESILIENCE TO EARTHQUAKES AND TSUNAMIS: AN OVERVIEW OF THE CENTER FOR RISK-BASED COMMUNITY RESILIENCE PLANNING

June 30, 2018
Author(s)
John W. van de Lindt, Bruce Ellingwood, Paolo Gardoni, Daniel Cox, Therese P. McAllister
… Tohoku, Japan earthquake and tsunami, and Superstorm Sandy in 2012 have highlighted the need to better understand and … recovery. The National Institute of Standards and Technology (NIST) funded the multi-university five-year … a description of the considered testbed communities. In this paper, we discuss the role that robustness to …

Fine-Tuning of Nano-Traps in a Stable Metal-Organic Framework for Highly Efficient Removal of Propyne from Propylene

April 28, 2018
Author(s)
Hui-Min Wen, Libo Li, Rui-Biao Lin, Bin Li, Bin Hu, Wei Zhou, Jun Hu, Banglin Chen
… Despite tremendous effects, precise control in the synthesis of porous materials with ideal nanocages for … at the molecular level. Here, we propose and design in microporous MOF (termed as ZJUT-1, ZJUT = Zhejiang University of Technology) with a fine-tuned nanocate, exhibiting the …

Pure Electrical Switching of a Single Ferromagnetic Layer with Perpendicular Magnetization

March 16, 2018
Author(s)
Qinli Ma, Yufan Li, Daniel Gopman, Robert D. Shull, C. L. Chien
… torque (SOT) originated from strong spin-orbital coupling in heavy metals and their interfaces to switch a single … of SOT switching at present requires an additional in-plane magnetic field, or other more complex measures, thus gravely limiting its potential in spintronic devices [1--13]. Here we present a new …

NIST Standards for Measurement, Instrument Calibration, and Quantification of Gaseous Atmospheric Species

March 2, 2018
Author(s)
George C. Rhoderick, Michael E. Kelley, Walter R. Miller Jr., James E. Norris, Jennifer Carney, Lyn Gameson, Christina Cecelski, Cassie Goodman, Abneesh Srivastava, Joseph Hodges
… There are many gas species present in the atmosphere that are associated with the earth’s … cause of the greenhouse effect. The major greenhouse gases in the earth’s atmosphere are carbon dioxide, methane, … standards. The National Institute of Standards and Technology has been developing standards of many of these …

Subradiant dipolar interactions in plasmonic nanoring resonator array for integrated label-free biosensing

November 15, 2017
Author(s)
Yuzhang Liang, Hui Zhang, Wenqi Zhu, Amit Agrawal, Henri Lezec, Lixia Li, Wei Peng, Y Zou, Yanqing Lu, Ting Xu
… have attracted wide attention for their potential in label-free biosensing applications. However, the sensing … is primarily limited by the broad-linewidth features in their extinction spectra that result from strong radiative … Here, we propose and systematically investigate the in-plane and out-of- plane dipolar interactions in plasmonic …

Results of an International Comparison of Activity Measurements of 68Ge

November 7, 2017
Author(s)
Jeffrey T. Cessna, Ryan P. Fitzgerald, Brian E. Zimmerman, Lizbeth Laureano-Perez, Denis E. Bergeron
… been performed. The National Institute of Standards and Technology (NIST) served as the pilot laboratory, … 4π(Cherenkov)β-γ coincidence and anticoincidence methods in an international comparison is reported. One participant … Evaluation using the Power-Moderated Mean method results in a proposed Comparison Reference Value (CRV) of 621.7(11) …

Smart Sensors and Standard-based Interoperability in Smart Grids

July 20, 2017
Author(s)
Yuyin Song, Gerald J. FitzPatrick, Kang B. Lee
… unit (PMU)- and merging unit (MU)-based SSs deployed in SGs with standardized interfaces to support the … the paper describes sensor interface standards used in SGs and the need for interoperability testing, and … Smart Sensors and Standard-based Interoperability in Smart Grids …

Model (At Least) Twice, Build Once: Experiences with the Design-Bid-Build Process for Solar Photovoltaic Arrays

March 21, 2017
Author(s)
Brian P. Dougherty, Matthew Boyd
… Maryland campus of the National Institute of Standards and Technology. A design-bid-build process was followed where the … renewable energy generation. An estimated 5.1 % gain in annual energy generation was realized from this modeling … a context for the modeling work and the lessons learned in carrying out a design–bid–build process, key events …

Quality assurance and quality control processes: Summary of a metabolomics community questionnaire

March 6, 2017
Author(s)
Warwick Dunn, David Broadhurst, Arthur S. Edison, Mark Viant, Dan Bearden, Richard Beger, Claude Guillou
… information about current QA and QC practices applied in the international metabolomics community. QA was defined as the set of procedures that are performed in advance of analysis of samples and that are used to … received 97 individual responses from 84 institutions in all fields of metabolomics covering NMR, LC-MS, GC-MS, and …

Development of a Real-Time Control System Architecture for Automated Steel Construction

February 19, 2017
Author(s)
Kamel S. Saidi, Robert W. Bunch, Alan M. Lytle, Frederick M. Proctor
… The National Institute of Standards and Technology (NIST) is developing a real-time control system … methodology and a hierarchical control architecture in which system tasks and associated information are … into multiple sub-task levels that must be performed in order to complete the pick-and-place operation. Tasks were …
Displaying 11826 - 11850 of 13225
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