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NIST Authors in Bold

Displaying 301 - 325 of 370

Impedance Measurements of Inertance Tubes

August 29, 2005
Author(s)
Michael A. Lewis, Peter E. Bradley, Ray Radebaugh
… of an inertance tube 5.74 mm inside diameter and 2.36 m long coupled to various reservoir volumes was measured …

The New NIST Atomic Spectra Database (1999)

March 1, 1999
Author(s)
Daniel E. Kelleher, William C. Martin, Wolfgang L. Wiese, J Sugar, Jeffrey R. Fuhr, Karen J. Olsen, Arlene Musgrove, Peter J. Mohr, Joseph Reader, G R. Dalton
… data are included for most spectra of H- Kr (Z = 1 to 36), Mo (Z = 42), plus the lower spectra of the Lanthanide …

Dynamics of Residential Indoor Gas- and Particle-Phase Water-Soluble Organic Carbon: Measurements During the CASA Experiment

October 4, 2024
Author(s)
Marc Webb, Glenn Morrison, Karsten Baumann, Jienan Li, Jenna Ditto, Han Huynh, Jie Yu, Kathryn Mayer, Marina Vance, Delphine Farmer, Jonathan Abbatt, Dustin Poppendieck, Barbara Turpin
… Previous time-integrated (2 h to 4 h) measurements show that total gas-phase water-soluble … WSOCg concentrations (215 ± 29 μg-C m−3) were generally 36× higher than WSOCp (6 ± 3 μg-C m−3) and 20× higher than … WSOCg concentration decay rates from these activities (0.4 h−1 to 4.0 h−1) were greater than the normal operating 0.24 …

Modeling of Black PMMA in the NIST Gasification Apparatus using Fire Dynamics Simulator

October 20, 2023
Author(s)
Jason Floyd, Morgan Bruns, Isaac Leventon, Kevin B. McGrattan
… for PMMA for a 21 single 50 kW/m2 mass loss test. 22 4. A repeat of the third set where the impact of including … sets had errors in PMMA burnout time ranging from 2 % to 36 %. 30 Property sets following recalibration efforts had errors ranging from 2 to 5 %. 31 4. For the gasification apparatus, the blowing effect did not …

Experiments and Exergy Analysis for a CO2 Ground-Source Heat Pump in Cooling Mode

November 1, 2021
Author(s)
Harrison M. Skye, Wei Wu
… for ELT > 25 °C. At 'Standard' conditions the COP was 4.14, the total capacity was 6690 W, the sensible capacity … SHR was 0.81. For the 'Part-load' conditions the COP was 4.92, the total capacity was 7240 W, the sensible capacity … and five 'extended ELT' tests with ELT ranging (10 to 36.8) °C, where COP ranged (7.3 to 2.4). Compressor …

Interlaboratory Comparison of Hydrogen-Deuterium Exchange Mass Spectrometry (HDX-MS) MMeasurements of the Fab fragment of NISTmAb

May 2, 2019
Author(s)
Jeffrey W. Hudgens, Ioannis L. Karageorgos, Elyssia S. Gallagher, Kyle W. Anderson, James J. Filliben, Richard Y. Huang, Guodong Chen, Michael J. Chalmers, Benjamin T. Walters, Jennifer Zhang, John Venable, Caitlin Steckler, In Hee Park, Ansgar Brock, Xiaojun Lu, Ratnesh Pandey, Arun Chandramohan, Ganesh Srinivasan Anand, Sasidhar N. Nirudodhi, Justin Sperry, Jason C. Rouse, James A. Carroll, Kasper D. Rand, Ulrike Leurs, David D. Weis, Mohammed A. Al-Naqshabandi, Tyler S. Hageman, Patrick Wintrode, John D. Lambris, Sarah Urata, George M. Bou-Assaf, Alfonso Espada
… Da (1σ_x ̅ ), and all laboratories achieved 〈σ^Lab 〉  0.4 Da. For immersions of protein at THDX = (3.6 to 25) oC and for D2O exchange times between 30 s and 4 h the reproducibility of back-exchange corrected, deuterium …

X-ray Diffraction and Density Functional Theory Studies of R2FeCoO6 (R=Pr, Nd, Sm, Eu, Gd)

December 6, 2016
Author(s)
Winnie K. Wong-Ng, Guangyao Liu, Igor Levin, Izaak Williamson, P Ackerman, Kevin R. Talley, Khawla AlHamdan, James A. Kaduk, Lan Li
… compounds was confirmed to be orthorhombic Pnma (No.62), Z=4. From Gd to Pr, the lattice parameter a varies from … deg to 15.15 deg, from 7.52 deg to 15.78deg, and from 14.36deg to 21.74deg), indicating a greater octahedral …

Standardizing 25-Hydroxyvitamin D values from the Canadian Health Measures Survey

September 30, 2015
Author(s)
Kurtis Sarafin, Ramon Durazo-Arvizu, Lu Tian, Karen W. Phinney, Susan Tai, Johanna Camara, Hubert W. Vesper, Joyce M. Merkel, Evan Green, Christopher T. Sempos, Stephen P. Brooks
Background: The Canadian Health Measures survey (CHMS) is an ongoing cross sectional national survey that includes a measure of 25-hydroxyvitamin D (25(OH)D) by Diasorin LIAISON immunoassay. The survey repeats approximately every two years with a new

A Hybrid CPU-GPU System for Stitching Large Scale Optical Microscopy Images

September 12, 2014
Author(s)
Timothy Blattner, Walid Keyrouz, Joe Chalfoun, Bertrand C. Stivalet, Mary C. Brady, Shujia Zhou
Researchers in various fields are using optical microscopy to acquire very large images, 10K--200K of pixels per side. Optical microscopes acquire these images as grids of overlapping partial images (thousands of pixels per side) that are then stitched

Extended Lee model for the turbine meter & calibrations with surrogate fluids

May 1, 2012
Author(s)
Jodie G. Pope, John D. Wright, Aaron N. Johnson, Michael R. Moldover
We developed a physical model termed the “extended Lee model” for calibrating turbine meters to account for 1) fluid drag on the rotor, 2) bearing static drag and 3) bearing viscous drag. We tested the extended Lee model using a dual rotor, 2.5 cm diameter

Trapped-Ion State Detection through Coherent Motion

December 9, 2011
Author(s)
Till P. Rosenband, David Hume, Chin-Wen Chou, David R. Leibrandt, Michael J. Thorpe, David J. Wineland
… state of the control ion via resolved sideband transitions 4, 9 . This approach provides higher sensitivity to motion at …

Effects of Addition of Mannitol Crystals on the Porosity and Dissolution Rates of a Calcium Phosphate Cement

August 1, 2010
Author(s)
Debra Vazquez, Shozo Takagi, Stanislav Frukhtbeyn, Laurence Chow
… mannitol resulted in 15.6 3.9 vol% macroporosity and 39.4 1.8 vol% microporosity, and adding 50 mass% mannitol produced 54.7 0.8 vol% macroporosity and 21.1 0.4 vol% microporosity. The dissolution rates (mean s.d.; n = … (0, 10, and 50) mass% mannitol incorporation were (30.6 3.4, 44.8 10.2, and 54.7 3.6, respectively) g cm-2 min-1, or …

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
… vary in different parts of the world, but average from 4 to 7 per 100,000 individuals. The onset of symptoms usually … of a trinucleotide (CAG) repeat located on chromosome 4 at position 4p16.3. The HD gene contains 67 exons (the CAG … and produce HD in future generations. Individuals with 36 to 39 repeats may or may not manifest HD symptoms. The …
Displaying 301 - 325 of 370
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