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Displaying 801 - 825 of 1910

The limitations of an exclusively colloidal view of protein solution hydrodynamics and rheology

November 19, 2013

Author(s)

Prasad S. Sarangapani, Steven D. Hudson, Kalman D. Migler, Jai A. Pathak

Proteins are complex macromolecules with dynamic conformations and spatially heterogeneous charge distributions but also bear striking similarity to colloids. We overturn pervasively established literature doctrine that uncritically treats proteins as

Physical properties of Al doped Ba hexagonal ferrite thin films

January 22, 2013

Author(s)

Harward Ian, Yan Nie, Daming Chen, Josh Baptist, Justin Shaw, Eva J. Liskova, Stefan Visnovsky, Petr Siroky, Michal Lesnak, Jaromir Pistora, Zbigniew Celinski

… was also measured below room temperature, down to 30 K. The measured ferromagnetic resonance linewidths, on the order of 12-30 x 10 3 A/m (140-370 Oe) for compositions below x=1, …

Measurement of Scattering and Absorption Cross Sections of Microspheres for Wavelengths between 240 nm and 800 nm

January 10, 2013

Author(s)

Lili Wang, Steven J. Choquette, Adolfas Gaigalas

A commercial spectrometer with a 150 mm integrating sphere (IS) detector was used to measure the scattering and absorption cross sections of polystyrene monodisperse microspheres suspended in water. Absorption measurements were performed with the sample

Neurite Outgrowth Inhibition by Lithium Chloride in Differentiating Progenitor Cell Cultures

July 4, 2012

Author(s)

Kavita M. Jeerage, Tammy L. Oreskovic

… levels. At intermediate timepoints, cultures exposed to 30 mmol/L or 10 mmol/L LiCl had significantly lower levels …

Radio Frequency and Analog/Mixed-Signal Technologies

January 20, 2012

Author(s)

Herbert S. Bennett, John J. Pekarik

This 2011 roadmap for radio frequency and analog/mixed-signal (RF and AMS) technologies presents the challenges, technology requirements, and potential solutions for the basic technology elements (transistors and passive devices). RF and AMS technologies

FIRE PATTERN REPEATABILITY: A LABORATORY STUDY ON GYPSUM WALLBOARD

September 1, 2010

Author(s)

Daniel M. Madrzykowski, Charles Fleischmann

… foam. The top surface of the burner or fuel was 0.30 m (1ft) by 0.30 m (1 ft) with the top surface approximately 76 mm (3 in) …

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

… with (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 …

Comparison of five extraction methods for measuring PCBs, PBDEs, organochlorine pesticides, and lipid content in serum

April 7, 2009

Author(s)

Jennifer M. Lynch, Aurore Guichard, Jennifer Yordy, Michele M. Schantz, John R. Kucklick, Robert R. Swarthout, Brianna K. Carlson

… were overestimated when IS recovery was poor (less than 30%) following LLE and MAE. Based on these findings, the OFM … was not directly physically mixed with IS) resulted in a 30% underestimation of organohalogen concentrations. Several …

Fabrication of GaN-Based Nanoscale Device Structures Utilizing Focused Ion Beam Induced Pt Deposition

October 16, 2008

Author(s)

Abhishek Motayed, Albert Davydov, Mark D. Vaudin, Igor Levin, John Melngailis, S N. Mohammad

… which turned linear after annealing at 500 degrees C for 30 s in argon. Resistivity of a GaN nanowire measured using a …

Occupant Behavior, Egress, and Emergency Communication. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-7) DRAFT for Public Comments

September 1, 2005

Author(s)

Jason D. Averill, Dennis S. Mileti, Richard D. Peacock, Erica D. Kuligowski, N Groner, Guylene Proulx, Paul A. Reneke, Harold E. Nelson

… in WTC 1 and WTC 2 on September 11, 2001, at 8:46:30 a.m. was enumerated and described, where the … was described in a quasi-chronological manner from 8:46:30 a.m. when WTC 1 was attacked, until 10:28:22 a.m., when …

Shear Bond Strength of Experimental Methacrylated Betacyclodextrin-Based Formulations

June 1, 2005

Author(s)

L A. Hussain, Sabine H. Dickens, Rafael L. Bowen

… prepared by mixing 33 mass fraction % MCDs with (10, 20, 30, 40, or 50) mass fraction % of 2-hydroxyethyl methacrylate … increased to 16 MPa at a composition of 33 % MCD, 30 % HEMA, and 37 % acetone by mass. Also, SBS values of …

Effect of Nonresonant Frequencies on the Enhancement of Quantum Beat Amplitudes in Rovibrational States of Li 2 : The Role of State Spacing

December 1, 2002

Author(s)

E Mirowski, H U. Stauffer, J B. Ballard, B Zhang, C L. Hetherington, S R. Leone

… states beating with the newly formed A(v A = 11, J A = 30) state. The second pair involves the beating of the … spacing. The population of the newly formed A(v A =11,J A =30) and A(V A =11,J A =10) states are demonstrated with the …

Effects of Whisker-to-silica Ratio on the Reinforcement of Dental Resin Composites with Silica-Fused Whiskers

January 1, 2000

Author(s)

Hockin D. Xu, Janet Quinn, Anthony A. Giuseppetti, F Eichmiller

… 1:2, 1:5, and 0:1. Each mixture was heated at 800 EC for 30 min to fuse the silica particles onto the whiskers. Each … composites were molded and heat-cured at 140 EC for 30 min. Flexural strength and work-of-fracture were measured …

Electrodeposition of Cu-Al Alloys and Underpotential Deposition of Al onto Cu Single Crystals from a Room-Temperature Chloroaluminate Molten Salt

January 1, 2000

Author(s)

Gery R. Stafford, V D. Jovic, C L. Hussey

… the Al codeposition process was found to occur at around 0.30 V versus the Al(111)/Al couple; however, a limiting … Cu(1) to pure Cu metal can be observed in the 0.60 V to 0.30 V potential interval in this solution. The Cu-Al alloy …

Influence of Aggregate Properties on Concrete Mechanical Performance

Author(s)

Jussara Tanesi, Dale P. Bentz, Scott Z. Jones, Mengesha Beyene, Haejin Kim, Ahmad Ardani, Paul E. Stutzman

… portland cement, while the second consisted of a 60:30:10 volumetric blend of this cement with 30 % of a Class C fly ash and 10 % of a fine limestone …

High-endurance bulk CMOS one-transistor cryo-memory

February 28, 2025

Author(s)

Alexander Zaslavsky, Pragya Shrestha, Valery Ortiz Jimenez, Jason Campbell, Curt Richter

Previously we reported a compact one-transistor (1T) 180 nm bulk CMOS cryo-memory with a high 10^7 I_1/I_0 memory window and long 800 s retention time based on impact-ionization-induced charging of the transistor body. Here, we present the endurance and

Convergent close-coupling calculations of electron scattering on HeH+

October 31, 2022

Author(s)

Barry I. Schneider

… 015203 (2014)]. We find that the MCCC results are up to 30% higher than experiment. …

Progress Towards Operation of a Deuterium Cold Neutron Source at the NCNR

June 1, 2020

Author(s)

John M Jurns, Michael Middleton, Robert E. Williams

… MW research reactor that produces neutrons for a suite of 30 neutron scattering instruments. 70% of these instruments …

Resonant Pressure Sensing Using a Micromechanical Cantilever Actuated by Fringing Electrostatic Fields

April 26, 2018

Author(s)

Naftaly Krakover, Robert Ilic, Slava Krylov

… frequency sensitivity to pressure and displacement of ≈ 30 Hz/kPa and ≈ 4 Hz/nm, respectively. Our results indicate …

Photovoltaic switching mechanism in lateral structure hybrid Perovskite solar cells

August 5, 2015

Author(s)

Yongbo Yuan, Jungseok Chae, Yuchuan Shao, Qi Wang, Zhengguo Xiao, Andrea Centrone, Jinsong Huang

… as small as 0.3 V/µm with an activation energy of 360 ± 30 meV. …

Microfluidic Platform for Magnetic Nanoparticle Trapping and Detection

July 15, 2013

Author(s)

Charles A. Little, John Pellegrino, Stephen E. Russek

… Tests of the device have shown a noticeable response for 30 nm nominal MNPs at a flow rate of 5 υL/min. Such a device …

SORCE SSI Workshop Summary

July 1, 2012

Author(s)

Joseph P. Rice, Jerald Harder, Martin Snow, Thomas Woods

… Over 30 scientists and calibration specialists gathered at the …

Optimization and analysis of code-division multiplexed TES microcalorimeters

January 20, 2012

Author(s)

Joseph W. Fowler, William B. Doriese, Gene C. Hilton, Kent D. Irwin, Daniel R. Schmidt, Greg Stiehl, Daniel S. Swetz, Joel N. Ullom, Leila R. Vale

We are developing code-division multiplexing (CDM) readout systems for TES arrays for good scalability to large multiplexing factors. We report high energy resolution x-ray measurements made through four-channel CDM that employ a flux-summing architecture

Far-ultraviolet signatures of the 3He(n,tp) reaction in noble gas mixtures

December 8, 2010

Author(s)

Patrick Hughes, Alan K. Thompson, Michael Coplan, Robert E. Vest, Charles W. Clark

… to far-ultraviolet radiation with efficiencies of up to 30%. The results have been placed on an absolute scale …

VISCOSITY MEASUREMENTS ON COLLOIDAL DISPERSIONS (NANOFLUIDS)FOR HEAT TRANSFER APPLICATIONS

August 2, 2010

Author(s)

Mark A. Kedzierski, David Venerus, Jacopo Buongiorno, Rebecca Christianson, Jessica Townsend, In Cheol Bang, Gang Chen, Sung Jae Chung, Minking Chyu, Haisheng Chen, Yulong Ding, F. Dubois, Grzegorz Dzido, Denis Funfschilling, Quentin Galand, Jinwei Gao, Haiping Hong, Mark Horton, Lin-wen Hu, Carlo Iorio, Andrzej Jarzebski, Yiran Jiang, Stephan Kabelac, Chongyoup Kim, Ji Hyun Kim, Sukwon Kim, Thomas McKrell, Rui Ni, John Philip, Naveen Prabhat, Pengxiang Song, Stefan Van Vaerenbergh, Dongsheng Wen, Sanjeeva Witharana, Xiao-Zheng Zhao, Sheng-Qi Zhou

… the INPBE study, thermal conductivity data from more than 30 laboratories around the world were reported and analyzed. …

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