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Displaying 1851 - 1875 of 1910

Properties of Injectable Apatite-Forming Premixed Cements

April 10, 2010

Author(s)

Yasushi Shimada, Laurence Chow, Shozo Takagi, Junji Tagami

A previously reported, premixed calcium phosphate cements (CPC) forms hydroxyapatite (HA) as the only product, but had a setting time greater than 60 min. This study investigated properties of fast-hardening HA-forming premixed CPCs. All cements consisted

Dynamic Apparatus for the CTOA Measurement in Pipeline Steels

August 1, 2008

Author(s)

Avigdor Shtechman, Christopher N. McCowan, Roni Reuven, Elizabeth S. Drexler, Philippe P. Darcis, John M. Treinen, R. Smith, J. Merritt, Thomas A. Siewert, Joseph D. McColskey

… CTOA measurements were typically made at a position about 30 mm ahead of the pre-fatigue crack, over a distance of …

Light-Cured Dimethacrylate-Based Resins and Their Composites: Comparative Study of Mechanical Strength, Water Sorption and Ion Release

July 30, 2008

Author(s)

Justin N. O'Donnell, Sarah Langhorst, Michael D. Fow, Joseph M. Antonucci, Drago Skrtic

… composites filled with a mass fraction of 40 %, 35 % or 30 % of ACP or the un-silanized glass were assessed for …

Flow Assurance in a Model Crude Oil: A Structural and Rheometric Study

June 16, 2008

Author(s)

E. Drabarek, Chris Muzny, G. Bryant, Howard J. Hanley

… of the order of a micrometer - over the temperature range 30° - 50°C. The structural studies are supplemented by …

Size-related plasticity effects in AFM silicon cantilever tips

April 17, 2006

Author(s)

Malgorzata Kopycinska-Mueller, Roy H. Geiss, Donna C. Hurley

… such loads. However, a group of tips with R from 25 nm to 30 nm neither broke nor deformed during the tests. In order …

Building Stones of America: 50 Years of the NIST Stone Test Wall

October 1, 2004

Author(s)

Paul E. Stutzman, J Raz

… the right-wall stone set in portland cement mortar. Over 30 distinct types of stones are represented, some of which …

Study of Isochoric Specific Heat Capacity Measurements for Liquid Water-Methanol Mixtures

November 20, 2001

Author(s)

Hiroshi Kitajima, Hiroyuki Miyamoto, Noboru Kagawa, Joe W. Magee, Harumi Endo, Seizo Tsuruno, Koichi Watanabe

… and temperature-control tasks were executed every 30 seconds. During the interval, the cell temperature …

Investigating the use of network analysis metrics to benchmark Industrial Symbiosis development

July 5, 2024

Author(s)

Abheek Chatterjee, Oren Minsk, Buddhika Hapuwatte, Matthew Triebe, Daniel Kietzer, Sushma Kittali-Weidner, Katherine Morris, Nehika Mathur

… had only one supplier partnership compared to less than 30% of the firms in the most mature IS network. Similarly, …

Tin Whisker Test Method Development

October 12, 2021

Author(s)

Valeska Schroeder, P Bush, Nick Vo, Maureen E. Williams

In response to legislation banning Pb from electronics, any component suppliers plan to implement tin-based lead-free surfaces finishes to replace current Sn-Pb finishes. The industry needed a test for assessing the susceptibilty of tin-based finishes to

Interlaboratory Comparison of 25-Hydroxyvitamin D Assays: Vitamin D Standardization Program (VDSP) Intercomparison Study 2 - Part 1 Liquid Chromatography - Tandem Mass Spectrometry (LC-MS/MS) Assays - Impact of 3-epi-25-Hydroxyvitamin D3

August 27, 2021

Author(s)

Stephen Wise, Johanna Camara, Carolyn Burdette, Grace Hahm, Federica Nalin, Adam Kuszak, Joyce Merkel, Ramon Durazo-Arvizu, Emma Walker, Andrew Hoofnagle, Fiona Ivison, Ralf Fischer, Jody van den Ouweland, Chung Ho, Emmet Law, Jean-Nicolas Simard, Renaud Gonthier, Brett Holmquist, Sarah Meadows, Lorna Cox, Kimberly Robyak, Michael Creer, Robert Fitzgerald, Michael Clarke, Norma Breen, Pierre Lukas, Etienne Cavalier, Christopher Sempos

… samples with high concentrations of 25(OH)D2 (i.e., > 30 nmol/L). VDSP Intercomparison Study 2 Part 1 includes …

Vitamin D Standardization Program (VDSP) intralaboratory study for the assessment of 25-hydroxyvitamin D assay variability and bias

May 17, 2021

Author(s)

Johanna Camara, Stephen Wise, Christopher T. Sempos, Pierre Lukas, Caroline LeGoff, Stephanie Peeters, Carolyn Burdette, Federica Nalin, Grace Hahm, Ramon Durazo-Arvizu, Adam J. Kuszak, Joyce M. Merkel, E. Cavalier

… nine immunoassays exhibited deviations (some as great as 30 %) in the linear regression analysis due to the high …

MRI Birdcage RF Coil Resonance with Uncertainty and Relative Error Convergence Rates

October 4, 2017

Author(s)

Jeffrey T. Fong, Nathanael A. Heckert, James J. Filliben, Pedro V. Marcal, Robert Rainsberger, Karl F. Stupic, Stephen E. Russek

… (very coarse) to 2,615,980 (very fine). For each of the 30 meshes, we compute its first resonance frequency, fres , …

The National Strategy for Trusted Identities in Cyberspace (Enhancing Online Choice, Efficiency, Security, and Privacy through Standards)

November 1, 2011

Author(s)

Jeremy A. Grant

… requirements impose on most individuals to craft 20 to 30 passwords with letters, numbers, symbols, and such have …

Determination of Polybrominated Diphenyl Ethers in Indoor Dust Standard Reference Materials

February 1, 2006

Author(s)

H M. Stapleton, T. Harner, M. Shoeib, Jennifer M. Lynch, Michele M. Schantz, Stefan D. Leigh, Stephen A. Wise

… in the most recent SRM (2585). Dust SRMs were measured for 30 PBDE congeners using high resolution gas chromatography …

Composition and Carrier Concentration Dependence of the Electronic Structure of InyGa1-yAs1-xNx Films With Nitrogen Mole Fraction Less Than 0.012

November 1, 2005

Author(s)

Youn S. Kang, Lawrence H. Robins, Anthony Birdwell, Alexander J. Shapiro, W. R. Thurber, Mark D. Vaudin, M M. Fahmi, D Bryson, S N. Mohammad

The electronic structure of Si-doped InyGa1-yAs1-xNx films on GaAs substrates, grown bynitrogen-plasma-assisted molecular-beam epitaxy, was examined by photoreflectance PR spectroscopy at temperatures between 20 and 300 K. The films were approximately 0.5

Damage Modes in Dental Crown Multilayer Structures

February 1, 2004

Author(s)

Yu Zhang, Y N. Deng, Brian R. Lawn

… these materials. In sandblasted samples, a reduction up to 30% in sustainable stress was observed under cyclic …

Thermodynamics of the oxidation-reduction reaction {2 glutathione(red)(aq)+NADP (ox)(aq)=glutathione(ox)(aq) + NADP(red)(aq)}

August 1, 2003

Author(s)

Yadu D. Tewari, Robert N. Goldberg

Microcalorimetry, spectrophotometry, and high-performance liquid chromatography (h.p.l.c.) have been used to conduct a thermodynamic investigation of the glutathione reductase catalyzed reaction {2 glutathionered(aq) + NADPox(aq) = glutathioneox(aq) +

Numerical Investigations of CO 2 as Fire Suppressing Agent

January 1, 2003

Author(s)

V Katta, F Takahashi, Gregory T. Linteris

… the global extinction of flame chemistry. The low-strain (30 s -1 ) opposed-jet flame extinguished for CO 2 volume …

Bursting Bubbles From Combustion of Thermoplastic Materials in Microgravity

May 18, 1999

Author(s)

Kathryn M. Butler

… the nylon fasteners, particle velocities were higher than 30 cm/sec. The droplets burned robustly until all fuel was …

Global Burning Properties of Little Bluestem, Excelsior and Douglas Fir

April 15, 2025

Author(s)

Kunhyuk Sung, Eric Mueller, Matthew Bundy, Marco Fernandez, Anthony Hamins

… and Douglas fir were similar, varying from 0.28±0.03, to 0.30±0.08, and 0.23±0.07, respectively. This is even more …

Fire Resilience of a Steel-Concrete Composite Floor System: Full-Scale Experimental Evaluation for Influence of Slab Reinforcement (Test #2)

June 1, 2022

Author(s)

Lisa Choe, Matthew Hoehler, Matthew Bundy, Rodney A. Bryant, Brian Story, Anthony R. Chakalis, Artur A. Chernovsky, Selvarajah Ramesh, Xu Dai

… test bay was reinforced with the No.3 deformed bars placed 30 cm on center (230 mm2/m). The test floor was hydraulically …

REFERENCE MATERIALS FOR TRACE ACTINIDE CONTENT IN PLUTONIUM OXIDE

October 1, 2021

Author(s)

Richard Essex, Lav Tandon, Cole Hexel, Amy Gaffney

… actinide constituents range from 800 µg g-1 for Am to 30 µg g-1 for Np. The trace constituents are homogenously …

Survey on Gender, Equity and Inclusion

March 29, 2021

Author(s)

Mary Frances Theofanos, Jasmine Evans, Justyna Zwolak, Sandra Spickard Prettyman

… 3,300. The sample size was 1,350, approximately 30 % of the sampling frame. The survey consisted of six …

Confinement and Processing Can Alter the Morphology and Periodicity of Bottlebrush Block Copolymers in Thin Films

December 22, 2020

Author(s)

Daniel Sunday, Moshe Dolejsi, Alice B. Chang, Lee Richter, Ruipeng Li, Paul Nealey, Robert H. Grubbs

… which increases dramatically from the bulk value (30.6 nm) and continues to increase as the ﬁlm thickness …

Effect of Molecular Weight and Layer Thickness on the Dielectric Breakdown Strength of Neat and Homopolymer Swollen Lamellar Block Copolymer Films

July 31, 2020

Author(s)

Saumil Samant, Monali Basutkar, Maninderjeet Singh, Ali Masud, Christopher A. Grabowski, Kim Kisslinger, Joseph Strzalka, Guangcui Yuan, Sushil K. Satija, Ikeoluwa Apata, Dharmaraj Raghavan, Michael Durstock, Alamgir Karim

… of d, however, these values are approximately equal} 30 % lower than neat L-BCP films with same d due to an …

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