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Characteristics of Firebrands Collected from Actual Urban Fires

July 9, 2018

Author(s)

Samuel L. Manzello, Sayaka Suzuki

The characteristics of firebrands collected from a recent urban fire in Japan are described. Specifically, this fire broke out from a Chinese restaurant in Itoigawa-city, Niigata, Japan on December 22nd 2016. On the day of the fire, strong winds resulted

FIRE PERFORMANCE OF LONG-SPAN COMPOSITE BEAMS WITH GRAVITY CONNECTIONS

June 6, 2018

Author(s)

Lisa Y. Choe, Selvarajah Ramesh, Mina S. Seif, Matthew S. Hoehler, William L. Grosshandler, John L. Gross, Matthew F. Bundy

… during the fire until its vertical displacement exceeded 1/20 span length. The collapse failure was observed during the …

Millimeter-Wave Polarimeters Using Kinetic Inductance Detectors for TolTEC and Beyond

March 8, 2018

Author(s)

Jason Austermann, James A. Beall, Sean A. Bryan, Bradley Dober, Jiansong Gao, Gene C. Hilton, Johannes Hubmayr, Phillip Mauskopf, Christopher M. McKenney, S M. Simon, Joel Ullom, Michael Vissers, G W. Wilson

Microwave kinetic inductance detectors (MKIDs) provide a compelling path forward to the large-format polarimeter, imaging, and spectrometer arrays needed for next-generation experiments in millimeter-wave cosmology and astronomy. We describe the

Using Image Attributes to Assure Accurate Particle Size and Count Using Nanoparticle Tracking Analysis

December 23, 2017

Author(s)

Adrian P. Defante, Wyatt N. Vreeland, Kurt D. Benkstein, Dean C. Ripple

… 4 pixels2, results in a particle concentration within 20 % of the expected value. The distribution of these …

Quantitative chemical analysis at the nanoscale using the photothermal induced resonance technique

December 19, 2017

Author(s)

Georg Ramer, Vladimir Aksyuk, Andrea Centrone

… composition information with a lateral resolution down to 20 nm. Interest in PTIR stems from its ability to identify …

A measurement technique for infrared emissivity of epoxy-based microwave absorbing materials

December 4, 2017

Author(s)

Derek A. Houtz, Dazhen Gu

… with carbonyl iron powder concentrations of 0%, 5%, 10%, 20%, 30%, and 50% by tap volume. We use a commercial infrared camera with sensitivity in the range 7.5 µm to 13 µm to measure the radiance of the samples and a …

Protecting Controlled Unclassified Information in Nonfederal Information Systems and Organizations [including updates as of 11-28-2017]

November 28, 2017

Author(s)

Ronald S. Ross, Patrick Viscuso, Gary Guissanie, Kelley L. Dempsey, Mark Riddle

… [Superseded by SP 800-171 Rev. 1 (December 2016, updated 02/20/2018): https://doi.org/10.6028/NIST.SP.800-171r1] The …

Double-shear tests of high-strength structural bolts at elevated temperatures

September 28, 2017

Author(s)

Rafaela Peixoto, Mina S. Seif, Luiz Vieira

… different diameters were tested (19 mm (3/4 in), 22 mm (7/8 in), and 25.4 mm (1 in)) at five different temperatures (20 ºC, 200 ºC, 400 ºC, 500 ºC, and 600 ºC). At least three …

Identifying High Resource Consumption Supply Chain Points: A Case Study in Automobile Production

June 26, 2017

Author(s)

Douglas Thomas, Anand M. Kandaswamy, Joshua D. Kneifel

… principle posits that roughly 80 % of a problem is due to 20 % of the causes, allowing for the targeting of specific …

Tower based measurement network design for the North East Corridor project

May 17, 2017

Author(s)

Israel Lopez Coto, Subhomoy Ghosh, Kuldeep R. Prasad, James R. Whetstone

… the spin up time of the filter is in the order of 100 h, 20 days if we use just 5 h during the afternoon hours. …

Numerical Analysis of the Influence of Low Frequency Vibration on Bubble Growth

May 2, 2017

Author(s)

Dong Han, Mark A. Kedzierski

… were determined as a function of the bubble contact angle (20 - 80), the vibration displacement (10 m - 50 m), the …

Identifying High Resource Consumption Areas of Assembly-Centric Manufacturing in the United States

April 21, 2017

Author(s)

Douglas Thomas, Anand M. Kandaswamy

… is combined with labor data and data on assets. The top 20 industries, occupations, and industry occupation …

Chemical vs. Physical Acceleration of Cement Hydration: CaCl2 vs. Limestone Powder

November 1, 2016

Author(s)

Dale P. Bentz, Franco Zunino, Didier Lootens

… and increasing early-age mortar cube strength (1 d and 7 d). Both the CaCl2 and the fine limestone powder are used … powder are different, a hybrid mixture with 1 % CaCl2 and 20 % limestone powder (by mass of cement) is also …

A quantum enigma machine: Experimentally demonstrating quantum data locking

August 12, 2016

Author(s)

Daniel Lum, Michael S. Allman, Thomas Gerrits, Cosmo Lupo, Seth Lloyd, Varun Verma, Sae Woo Nam, John Howell

During the first half of the 20th century, enigma machines (i.e., pseudorandom polyalphabetic ciphers) of increasing sophistication gave better resistance against brute-force codebreaking attacks. However, the ultimate form of cryptographic security is

Quantification of Organic Porosity and Water Accessibility in Marcellus Shale using Neutron Scattering

June 16, 2016

Author(s)

Xin Gu, David F. Mildner, David R. Cole, Gernot Rother, Rudy Slingerland, Susan L. Brantley

… water, our results demonstrate that OM pores with widths > 20 nm exhibit the characteristics of water-accessible …

Predictive Blood Chemistry Parameters for Pansteatitis-Affected Mozambique Tilapia (Oreochromis mossambicus)

April 26, 2016

Author(s)

John Bowden, Theresa M. Cantu, Robert W. Chapman, Stephen E. Somerville, Matthew P. Guillette, Hannes Botha, Andre Hoffman, Wilmien Luus-Powell, Willem J. Smit, Jeffrey Lebepe, Jan Myburgh, Danny Govender, Jonathan Tucker, Louis J. Guillette Jr., Ashley S. Boggs-Russell

… at Kruger National Park by a conservative estimate of 20 percent. Most pansteatitis-related surveys within the …

Silicon epitaxy on H-terminated Si (100) surfaces at 250deg C

March 31, 2016

Author(s)

Xiao Deng, Pradeep N. Namboodiri, Kai Li, Xiqiao Wang, Gheorghe Stan, Alline F. Myers, Xinbin Cheng, Tongbao Li, Richard M. Silver

… the sub monolayer and extended it to a thickness regime of 20 nm. Sub-monolayer to 18 nm thick silicon was evaporated …

Vertical 2D/3D Semiconductor Heterostructures based on Epitaxial Molybdenum Disulfide and Gallium Nitride

February 19, 2016

Author(s)

Dmitry A. Ruzmetov, Kehao Zhang, Gheorghe Stan, Berc Kalanyan, Ganesh R. Bhimanapati, Sarah M. Eichfeld, R A. Burke, Pankaj B. Shah, Terrance P. O'Regan, Frank J. Crowne, A. Glen Birdwell, Joshua A. Robinson, Albert Davydov, Tony G. Ivanov

… analysis identified monolayer MoS(sub2) with a prominent 20-times enhancement of photoluminescence in the center …

Side Chain Conformational Distributions of a Small Protein Derived from Model-Free Analysis of a Large Set of Residual Dipolar Couplings

November 1, 2015

Author(s)

Fang Li, Alexander Grishaev, Jinfa Ying, Adriaan Bax

… fluctuations within a given rotamer well is approximately 20 degrees. …

A Source for Mesoscopic Quantum Optics

October 22, 2015

Author(s)

Georg Harder, Timothy J. Bartley, Adriana Lita, Sae Woo Nam, Thomas Gerrits, Christine Silberhorn

… nonclassical state in two well defined modes of dimension 20 80 × 80 = 6400 can be efficiently generated and measured. …

Validated Open Source Nanofiber Diameter Measurement Tool

April 30, 2015

Author(s)

Nathan A. Hotaling, Kapil Bharti, Haydn Kriel, Carl G. Simon Jr.

… of known diameters. DiameterJ analyzed SEM micrographs in 20 seconds, was accurate within 2% of known values, was more …

Comparison of Two Continuous GPS Carrier-Phase Time Transfer Techniques

April 12, 2015

Author(s)

Jian Yao, Skakun Ivan, Zhiheng Jiang, Judah Levine

… The difference is typically within ±0.3 ns for more than 20 days. The above results are all based on a short-distance …

Compact Nano-Mechanical Plasmonic Phase Modulators

April 1, 2015

Author(s)

Brian S. Dennis, Michael Haftel, David Czaplewski, Daniel Lopez, Girsh Blumberg, Vladimir Aksyuk

… non-resonant device provides 1.5 pi rad modulation with 1.7 dB excess loss. Remarkably, analysis shows that > pi rad … in smaller gaps at least as fast as the loss. A realizable 20 nm gap modulator with a < 1 micormeter^2 footprint can …

High-Density Biosynthetic Fuels: The Intersection of Heterogeneous Catalysis and Metabolic Engineering

September 1, 2014

Author(s)

Benjamin G. Harvey, Heather A. Meylemans, Raina V. Gough, Roxanne L. Quintana, Michael Garrison, Thomas J. Bruno

… The cetane numbers for the sesquiterpane fuels ranged from 20-32 and were highly dependent on the isomer distribution. …

Influence of phantom materials on the energy dependence of LiF:Mg,Ti exposed to low-energy x-rays

July 8, 2014

Author(s)

Ronaldo Minniti, G. Massillon, Christopher G. Soares

… materials on the energy dependence of TLD-100 exposed to 20-300 kV narrow x-ray spectra, 137Cs and 60Co photons under …

Advanced communications
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Buildings and Construction
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Chemistry
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Health
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