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Displaying 51 - 75 of 304

Standards for Laboratory Weights

June 22, 2012
Author(s)
Thomas J. Bruno, Paris D. Svoronos
… are under the jurisdiction of ASTM Committee E-41 on General Laboratory Apparatus and are the direct responsibility of subcommittee E-41.06 that deals with weighing devices. These standards do …

International Comparison CCQM-K41: Hydrogen Sulfide in Nitrogen

October 16, 2008
Author(s)
Franklin R. Guenther, Walter R. Miller Jr.
This key comparison was intended to compare the capabilities for the preparation and value assignment of gas standards for hydrogen sulfide in nitrogen, maintained at the participating national metrology institutes. The range of the nominal amount-of

Evaluation of Contemporary Design of Reinforced Concrete Lateral Resisting Systems using Current Performance Based Assessment Criteria

August 31, 2010
Author(s)
Travis Welt
… and Other Structures, design methods and ASCE/SEI 41‐06, Seismic Rehabilitation of Existing Buildings, … method (for strength). Assessment methods in ASCE/SEI 41‐06 include linear and nonlinear procedures. Linear … these linear and nonlinear methods prescribed in ASCE/SEI 41‐06, the archetype structure was found to exhibit a large …

Phonon softening and anomalous mode near the x c = 0.5 quantum critical point inCa 2-x Sr x RuO 4

May 4, 2009
Author(s)
R. G. Moore, M. D. Lumsden, M. B. Stone, Jiandi Zhang, Ying Chen, Jeffrey Lynn, R. Jin, D Mandrus, E. W. Plummer
Inelastic neutron scattering is used to measure the temperature-dependent phonon dispersion in Ca2−xSrxRuO4(x=0.4,0.6). The in-plane Σ4 octahedral tilt mode softens significantly at the zone boundary of the high-temperature tetragonal (HTT) I41/acd

Phase Relations of the SrO-Ho 2 O 3 -CuO x System

February 1, 2000
Author(s)
Winnie K. Wong-Ng, J Dillingham, Lawrence P. Cook
… CuO 5 and the A14-24 solid solution (Sr 14-x Ho x )Cu 24 O 41 . The green phase is isostructural to its Ba-analog, BaHo … the Sr site in the solid solution (Sr 14-x Ho x )Cu 24 O 41 up to the value of x . 5. The melting temperature range of …

Detection Of Ketenimine (CH 2 CNH) in SGRB2(N) Hot Cores

June 28, 2006
Author(s)
Francis J. Lovas, J M. Hollis, A Remijan, P R. Jewell
… (GBT) by means of three rotational transitions: 716-808 at 41.5 GHz, 819-909, at 23.2 GHz, and 918-100,10 at 4.9 GHz. Ketenimine has a sparse rotational spectrum below 50 … a systemic LSR velocity of +64 km s-1. By comparison, the 41.5 GHz and 23.2 GHz transitions have lower energy levels of …

NIST Micronutrients Measurement Quality Assurance Program (Winter 2014 Comparability Studies): Results for Round Robin LXXV Fat-Soluble Vitamins and Carotenoids in Human Serum and Round Robin 40 Ascorbic Acid in Human Serum

September 29, 2015
Author(s)
Jeanice M. Brown Thomas, David L. Duewer
… Vitamins and Carotenoids in Human Serum and Round Robin 41 Total Ascorbic Acid in Human Serum were also shipped in … shipping container. Participants in Round Robins LXXV and 41 were requested to provide measurement results by April 18, …

Unconventional spin glass behavior in the pyrochlore Mn2Sb2O7

July 9, 2008
Author(s)
H. D. Zhou, C. R. Wiebe, A. Harter, Naresh S. Dalal, Jason Gardner
… material has an unconventional spin glass state at TSG∼41 K, in the absence of detectable site disorder or a … magnetization measurements show glassy behavior below 41 K. Elastic neutron scattering measurements on powder …
Displaying 51 - 75 of 304
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