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NIST Authors in Bold

Displaying 1601 - 1625 of 2521

An invisible-stylus-based coordinate measurement system via scaled orthographic projection

December 8, 2018

Author(s)

Joshua A. Gordon, Steven S. Borenstein

… configuration, system resolution and accuracy better than 20 μm is demonstrated on objects in the meso/micro scale that …

NIST Nanotechnology Environmental, Health, and Safety Research Program: 20092016

November 27, 2018

Author(s)

Debra L. Kaiser, Vincent A. Hackley

… and led and contributed to the development of more than 20 standards and work items in the nanotechnology committees …

A Comparison Between The Solution Properties of Knotted Ring and Star Polymers

October 31, 2018

Author(s)

Luis F. Vargas Lara, Beatriz Pazmino, Jack F. Douglas

… star polymers having a range of f star arms, 2 \leq f \leq 20, attached to a common core monomer particle. After …

Control of thermal expansion in a low-density framework modification of silicon

September 30, 2018

Author(s)

Beekman Mathew, James A. Kaduk, Winnie Wong-Ng, George S. Nolas

… expansion of Si136 (293 K < T < 423 K) is only about 20% larger than that of the ground state alpha-Si (diamond …

Improving dielectric nano-resonator-based antireflection coatings for photovoltaics

September 19, 2018

Author(s)

Dongheon Ha, Nikolai B. Zhitenev

… find that absorptivity of solar cells can be improved by 20 % due to the resonant couplings of excited whispering …

Performance of a segmented 6Li-loaded liquid scintillator detector for the PROSPECT experiment

June 1, 2018

Author(s)

Hans P. Mumm, Denis E. Bergeron, Jerome J. LaRosa, Mark A. Tyra, Svetlana Nour

… by PROSPECT. We demonstrate high light collection of 850±20 PE/MeV, an energy resolution of sigma/sqrt(E(MeV)) = …

What Causes the Anomalous Aggregation in Pluronic Aqueous Solutions?

May 28, 2018

Author(s)

Kuo-Chih Shih, Zhiqiang Shen, Ying Li, Martin Kroger, Shing-Yun Chang, Yun Liu, Mu-Ping Nieh, Hsi-Mei Lai

… significantly suppressed the aggregate formation up to 20 days due to the repulsion force from the attached H 3 O + …

Predicted Burning Velocities of C1 and C2 Hydrofluorocarbon Refrigerant Flames with Air

March 6, 2018

Author(s)

Gregory T. Linteris, Valeri I. Babushok

… The NIST hydrofluorocarbon HFC mechanism was developed 20 years ago to describe hydrocarbon-air flames with added …

Versatile silicon-waveguide supercontinuum for coherent mid-infrared spectroscopy

March 6, 2018

Author(s)

Nima Nader, Daniel Maser, Flavio Caldas da Cruz, Abijith S. Kowligy, Henry R. Timmers, Jeffrey T. Chiles, Connor D. Fredrick, Daron A. Westly, Richard P. Mirin, Jeffrey M. Shainline, Scott A. Diddams

… rich spectral fingerprints of compounds in the 3 um - 20 um region provide a means to uniquely identify the …

Electromechanical Properties and Charge Transport of Ca3TaGa3Si2O14 (CTGS) Single Crystals at Elevated Temperatures

February 21, 2018

Author(s)

Yuriy Suhak, Michal Schulz, Ward L. Johnson, Andrei Sotnikov, Hagen Schmidt, Holger Fritze

… constants are determined in the temperature range from 20 °C to 900 °C by two independent approaches: resonant and …

Normal-phase liquid chromatography retention behavior of polycyclic aromatic sulfur heterocycles (PASHs) and alkyl-substituted PASH isomers on an aminopropyl stationary phase

December 14, 2017

Author(s)

Walter Wilson, Hugh Hayes, Lane Sander, Andres Campiglia, Stephen Wise

… isomer groups: (1) 13 four-ring MM 234 Da cata-PASHs, (2) 20 five-ring MM 284 Da cata-PASHs, and (3) 12 six-ring MM 334 …

Novel Nanofluidic Chemical Cells based on Self-Assembled Solid-State SiO2 Nanotubes

August 30, 2017

Author(s)

Hao Zhu, Haitao Li, Arvind Balijepalli, Joseph W. Robertson, Sergiy Krylyuk, Albert Davydov, John J. Kasianowicz, John S. Suehle, Qiliang Li

… successfully carried out on a SiO2 nanotube channel with 20 nm in diameter. A robust and well-controlled nanotube …

Revisiting Shape Selectivity in Liquid Chromatography for Polycyclic Aromatic Hydrocarbons (PAHs) - Six-Ring and Seven-Ring Cata-condensed PAH Isomers of Molecular Mass 328 Da and 378 Da

June 28, 2017

Author(s)

Jorge O. Ona Ruales, Lane C. Sander, Walter Brent Wilson, Stephen Wise

… 278), 17 six-ring isomers (molecular mass 328 Da), and 20 seven-ring isomers (molecular mass 378 Da). Significant …

Interaction and Conformation of Aqueous Poly(N-isopropylacrylamide)(PNIPAM) Star Polymers Below the LCST

March 14, 2017

Author(s)

Xiaolong Lang, William R. Lenart, Jessie E. P. Sun, Boualem Hammouda, Michael J. A. Hore

… LCST. Dodecane-terminated PNIPAM polymers form small, sub-20 nm globules in solution, whereas phenyl and …

Field Programmable Josephson Amplifier for non-reciprocal microwave signal processing

February 17, 2017

Author(s)

Florent Q. Lecocq, Leonardo Ranzani, Gabriel A. Peterson, Katarina Cicak, Raymond W. Simmonds, John D. Teufel, Jose A. Aumentado

We report on the design and implementation of a Field Programmable Josephson Amplifier (FPJA) - a compact and lossless superconducting circuit that can be programmed in-situ by a set of microwave drives to perform reciprocal and non-reciprocal frequency

First high-resolution analysis of the nu1, nu3, and nu1+nu3 bands of sulfur dioxide 33S16O2

January 20, 2017

Author(s)

Walter J. Lafferty, Jean-Marie Flaud, T. A. Blake

… levels to within the experimental uncertainty i.e. ~0.20 x 10-3 cm-1. Very accurate rotational and centrifugal …

NIST Report based on the University of Michigan Final Grant Report (70NANB14H316)

December 16, 2016

Author(s)

Richard Candell, Nader Moayeri

The report does not have an abstract, but the following is the Introduction: The pervasive application of wireless communications is well known. One such application is to an indoor factory environment. This environment creates challenges for reliable

Challenges in the Development of Ventilation and Indoor Air Quality Standards: The Story of ASHRAE Standard 62

May 2, 2016

Author(s)

Andrew K. Persily

Building ventilation has long been recognized for its role in occupant health, comfort and productivity, with some of the first recommendations on building ventilation rates published in the 19th century. These recommendations were transformed into more

Hydrogen Field Test Standard: Laboratory and Field Performance

November 10, 2015

Author(s)

Jodie G. Pope, John D. Wright

… master meter methods; in general, we found a wait time of 20 minutes introduces errors …

Quantitative magnetometry of ferromagnetic nanorods by microfluidic analytical magnetophoresis

September 3, 2015

Author(s)

Andrew L. Balk, Lamar O. Mair, Feng Guo, Carlos M. Hangarter, Pramod Mathai, Robert D. McMichael, Samuel M. Stavis, John Unguris

… of ferromagnetic nanorods with a noise floor of 8.5 × 10−20 A·m2·Hz−¿. Our technique is quantitative, rapid, and …

Long-Term Stability and Temporal Trends of Organic Contaminants in four Collections of Mussel Tissue Frozen Standard Reference Materials

February 25, 2015

Author(s)

Michele M. Schantz, Rebecca S. Pugh, Stacy S. Schuur, Stephen A. Wise

… in Mussel Tissue (Mytilus edulis) periodically over 25 y, 20 y, and 12 y, respectively. The most recent analyses were …

X-ray Powder Reference Patterns of the Fe(Sb2+xTe1-x) Skutterudites for Thermoelectric Applications

September 30, 2014

Author(s)

Winnie K. Wong-Ng, James A. Kaduk, Gangjian Tan, Yonggao Yan, Xinfeng Tang

… skutterudite samples, Fe(Sb2+xTe1-x), x = 0.05, 0.10, 0.20, have been determined. These compounds crystallize in the …

Photon-number uncertainty in a superconducting transition-edge sensor beyond resolved-photon-number determination

September 10, 2014

Author(s)

Zachary H. Levine, Boris L. Glebov, Alan L. Migdall, Thomas Gerrits, Brice R. Calkins, Adriana E. Lita, Sae Woo Nam

… methods were used. At the lowest photon numbers, up to 20 photons, the widths of histogram peaks of individual …

Modeling of 2-bromotrifluoropropene flame inhibition

August 14, 2014

Author(s)

Donald R. Burgess Jr., Jeffrey A. Manion, Valeri I. Babushok, Gregory T. Linteris

We developed a new chemical mechanism for modeling flame inhibition by 2-bromotrifluoropene (2-BTP). The modeling results qualitatively predicted agent behavior in cup-burner and FAA Aerosol Can tests over a wide range of conditions. The ban on igh ozone

A Stiffness Model for Control and Analysis of a MEMS Hexapod Nanopositioner

July 9, 2014

Author(s)

Hongliang Shi, Hai-Jun Su, Nicholas Dagalakis

… top platform is commanded to trace a circle of diameter 20 μm. The result shows a mean error of 3.38%. …

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