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Displaying 501 - 525 of 569

Regenerator Operation at Very High Frequencies for Microcryocoolers

April 27, 2006
Author(s)
Ray Radebaugh, Agnes A. O'Gallagher
… of parameters. Example numerical calculations with REGEN3.2 given in the paper for 60 Hz, 400 Hz, and 1000 Hz operation … of 7 MPa is used with the higher frequency, compared with 2.5 MPa for 60 Hz operation. The 1000 Hz coefficient of …

Structural and Dynamical Behaviors of Fast Ionic Conducting Potassium nido -(Carba)borates

August 21, 2025
Author(s)
Mads B. Amdisen, Hui Wu, Mikael S. Andersson, Mirjana Dimitrievska, Wei Zhou, Torben R. Jensen, Craig Brown, Juscelino Leao, Terrence J. Udovic
… disordered phase with the space group Fm3m. In the high-temperature polymorphs, the anions are … experiments. Reorientational activation energies of 0.151(2), 0.146(32), and 0.143(3) eV were determined for K-7-CB10H13, …

Deformation of PMMA samples in cone calorimeter and anaerobic gasification experiments

October 20, 2024
Author(s)
Karen De Lannoye, Isaac Leventon, Lucie Hasalova, Alexander Belt, Ernst-Arndt Reinecke, Lukas Arnold
… deformation has been observed in previous studies [1,2,3]; however, 22 limited information is available regarding … in 31 measurement data (i.e., sample mass loss rate (MLR) 32 increases with swelling), which thus complicates in- 33 …

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
… transfer coefficient for 16 the gasification apparatus. 17 2. Simulations of two, 50 kW/m2, PMMA gasification tests (one … effective heat transfer coefficient was 13.5 W/(m·K). 28 2. Including temporal and spatial details of the applied heat … effect did not have a significant effect on the results. 32 5. Burnout time was well predicted (2 % error); however, …

Guidance on Contactless Friction Ridge Image Compression, v1.0

May 3, 2023
Author(s)
John M. Libert, Shahram Orandi, Kenneth Ko, Bruce Bandini, John Grantham, Craig I. Watson
… content and complexity of the image being processed [32]. Currently there are two compression algorithms specified … of the frequency spectrum typically associated with level 2 and level 3 fingerprint features and therefore WSQ appears …

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

November 1, 2021
Author(s)
Harrison M. Skye, Wei Wu
… with ELT ranging (10 to 36.8) °C, where COP ranged (7.3 to 2.4). Compressor efficiency correlations were shown for these … rating condition the major defects were compressor: 0.32, ground heat exchanger: 0.19, condenser: 0.11, evaporator: … net effect of the LLSL-HX was a COP penalty of about (1 to 2) % for ELTs ranging (10 to 25) °C, and a benefit of (0 to …

Object Measurements from 2D Microscopy Images

December 11, 2020
Author(s)
Peter Bajcsy, Joe Chalfoun, Mylene Simon, Mary C. Brady, Marcin Kociolek
… ImageJ, and in-house Java libraries, we concluded 15.6% of 32 intensity features, 47.9% of 71 shape features, and 88.2% of 68 textural features differ in values. While intensity …

A micromirror array with annular partitioning for high-speed random-access axial focusing

October 29, 2020
Author(s)
Nathan T. Ersumo, Cem Yalcin, Nick Antipa, Nicolas Pegard, Laura Waller, Omar D. Lopez, Rikky Muller
… phase profiles. Geometrically, the device consists of an 8.2 mm diameter array of piston-motion, 48 μm-pitch micromirror … rate). The pixels are electrically partitioned into 32 rings for a driving scheme that enables phase-wrapped …

Interlaboratory study to validate a STR profiling method for intraspecies identification of mouse cell lines

June 20, 2019
Author(s)
Jamie L. Almeida, Aleksandra Dakic, Karin Kindig, Maikan Kone, Deborah L. Letham, Scott Langdon, Ruth Peat, Jayamalini Holding-Pillai, Erin Hall, Mark Ladd, Megan Shaffer, Heath Berg, Jinliang Li, Georges Wigger, Steven P. Lund, Carolyn R. Steffen, Barbara Fransway, Bob Geraghty, Manuela Natoli, Beth Bauer, Susanne M. Gollin, Dale Lewis, Yvonne A. Reid
… identify mouse cell lines (intraspecies identification), (2) to provide a public database of mouse cell lines with the … (match) among all 12 laboratories, and the remaining 32 cell lines had discordance that was resolved readily and …

Demonstration of Athena X-IFU Compatible 40-Row Time-Division-Multiplexed Readout

March 19, 2019
Author(s)
Malcolm S. Durkin, Joseph S. Adams, Simon R. Bandler, James A. Chervenak, Saptarshi Chaudhuri, Carl S. Dawson, Edward V. Denison, William B. Doriese, Shannon M. Duff, F. M. Finkbeiner, C. T. FitzGerald, Joseph W. Fowler, Johnathon D. Gard, Gene C. Hilton, Kent D. Irwin, Young I. Joe, R. L. Kelley, Caroline A. Kilbourne, A. R. Miniussi, Kelsey M. Morgan, Galen C. O'Neil, Christine G. Pappas, F. S. Porter, Carl D. Reintsema, David A. Rudman, Kazuhiro Sakai, Stephen J. Smith, Robert W. Stevens, Daniel S. Swetz, Paul Szypryt, Joel N. Ullom, Leila R. Vale, N. Wakeham, Joel C. Weber, B. A. Young
… of up to 40. We present data showing 40-row TDM readout (32 TES rows + 8 repeats of the last row) of TESs that are of … of (1.91 +/- 0.01) eV for the Al Kα complex (1.5 keV), (2.10 +/- 0.02) eV for Ti Kα (4.5 keV), (2.23 +/- 0.02) eV for Mn Kα (5.9 keV), (2.40 +/- 0.02) eV for …

Urinary Phthalate Metabolites in Common Bottlenose Dolphins (Tursiops truncatus) from Sarasota Bay, FL, USA

September 5, 2018
Author(s)
Leslie Hart, Barbara Beckingham, Randall Wells, Moria Alten-Flagg, Kerry Wischusen, Amanda Moors, John Kucklick, Pisarski Emily, Ed Wirth
… (MEP; GM=5.4 ng/mL; 95%CI: 1.3-22.0 ng/mL) and mono-(2-ethylhexyl) phthalate (MEHP; GM=1.9 ng/mL; 95%CI: 1.1-3.2 ng/mL). These data demonstrate exposure to two of the most … commercial manufacturing, diethyl phthalate (DEP) and di-2-ethylhexyl phthalate (DEHP). This study establishes methods …

Influence of Aggregate Characteristics on Concrete Performance

May 16, 2017
Author(s)
Dale P. Bentz, Scott Z. Jones, Paul E. Stutzman, Joshua Arnold, Michael Boisclair, Paul Rothfeld, Jussara Tanesi, Haejin Kim, Jose Munoz, Mengesha Beyene
… range/average value for 28-d compressive strength being 32 % for the OPC concretes and 37 % for those based on the …

Magnetic Structure and Exchange Interactions in Quasi-One-Dimensional MnCl 2 (urea) 2

December 11, 2015
Author(s)
Jamie L. Manson, Qingzhen Huang, Craig Brown, Jeffrey W. Lynn, Matthew B. Stone, John Singleton, Fan Xiao
… MnCl 2 (urea) 2 is a new linear chain coordination polymer that exhibits … in the non-centrosymmetric orthorhombic space group Iba 2 , with each Mn(II) ion equatorially surrounded by four Cl- … 19.6 T with a field-induced phase transition occurring at 2.8 T. Neutron diffraction studies made on a powdered sample …

Developments in time-division multiplexing of X-ray transition-edge sensors.

December 8, 2015
Author(s)
William B. Doriese, Kelsey M. Morgan, Douglas A. Bennett, Edward V. Denison, Colin P. Fitzgerald, Joseph W. Fowler, Johnathon D. Gard, James P. Hays-Wehle, Gene C. Hilton, Kent D. Irwin, Young Il Joe, John A. Mates, Galen C. O'Neil, Carl D. Reintsema, Nigel O. Robbins, Daniel R. Schmidt, Daniel S. Swetz, Hideyuki Tatsuno, Joel N. Ullom, Leila R. Vale
… of this new architecture, a 1-column $\times$ 32-row array of NIST TESs achieved average energy resolution of 2.55$\pm$0.01 at 6~keV when observing fluorescent X-rays from …

Rate Constants for the Reactions between OH and Perfluorinated Alkenes

February 20, 2011
Author(s)
Vladimir L. Orkin, Gregory A. Poskrebyshev, Michael J. Kurylo III
… K to give the following expressions: kC2F4(250-480 K) = 1.3210-12(T/298)0.9exp(+600/T) cm3 molecule-1 s-1, … cm3 molecule-1 s-1, kcis-C4F8(230-370 K) = 2.9910-14(T/298)2.606exp(+760/T) cm3 molecule-1 s-1, kC6F12(230-480 K) = …

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
… participant received two sachets containing approximately 2.5 g of test material each. Thirty-three participants from … twenty-five countries registered to the exercise of which 32 sets of results were reported for total Cd and for total …

Strong, Macroporous, and in Situ-Setting Calcium Phosphate Cement Layered Structures

May 26, 2007
Author(s)
Hockin D. Xu, Lisa E. Carey, Elena F. Burguera
… S, (mean sd; n = 6) of CPC-scaffold decreased from (9.7 1.2) MPa to (1.8 0.3) MPa (p < 0.05), when the porosity increased from 44.6 % to 66.2 %. However, with a strong-layer reinforcement, S increased to (25.2 6.7) MPa and (10.0 1.4) MPa, respectively, at these two …
Displaying 501 - 525 of 569
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