Journals

Effect of Impurities on Water Triple Point Cells

July 15, 2014

Author(s)

A Peruzzi, J. van Geel, A. Uytun, M. Kalemci, E. Uysal, Gregory F. Strouse, Yoana Y. Nuevo Ordonez, William Davis

Water triple point cells are the basis for the definition of the Kelvin and for the realization of the International Temperature Scale of 1990. The temperature...

Towards male individualization with rapidly mutating Y-chromosomal STRs

July 14, 2014

Author(s)

Michael D. Coble, Carolyn R. Steffen

SnTe Field Effect Transistors and the Anomalous Electrical Response of Structural Phase Transition

July 14, 2014

Author(s)

Haitao Li, Hui H. Yuan, Hao Zhu, Lin You, Joseph Kopanski, Erhai Zhao, Qiliang Li

SnTe is a conventional thermoelectric material and has been newly found to be a topological crystalline insulator. In this work, back-gate SnTe field-effect...

Kinetic Trapping of D₂ in MIL-53(AL) Observed using Neutron Scattering

July 14, 2014

Author(s)

Rachel Ann Pollock, Jae-Hyuk Her, Craig Brown, Yun Liu, Anne Dailly

We have studied gas adsorption effects on the structure of a metal organic framework, MIL-53(Al), a material well known due to the controllable framework...

Statistical Models and Computation to Evaluate Measurement Uncertainty

July 11, 2014

Author(s)

Antonio M. Possolo

In the course of the twenty years since the publication of the GUM, the recognition has been steadily growing, of the value that statistical models and...

Pulse-bias electronics and techniques for a Josephson arbitrary waveform synthesizer

July 11, 2014

Author(s)

Samuel P. Benz, Steven B. Waltman

The Josephson arbitrary waveform synthesizer (JAWS) is a series array of thousands of superconducting Josephson junctions that are biased by current pulses such...

Dominant Thermal Boundary Resistance in Multi-Walled Carbon Nanotube Bundles Fabricated at Low Temperatures

July 11, 2014

Author(s)

Ann C. Chiaramonti Debay, Sten Vollebregt, Sarbajit Banerjee, Kees Beenakker, R. Ishihara

While carbon nanotubes (CNT) have been suggested as thermal management mate- rial for integrated circuits, the thermal properties and especially the thermal...

Terminological Aspects of the Guide to the Expression of Uncertainty in Measurement (GUM)

July 11, 2014

Author(s)

Charles D. Ehrlich

The Guide to the Expression of Uncertainty in Measurement (GUM) provided for the first time an international consensus on how to approach the widespread...

Dynamics of Silver Nanoparticle Release from Wound Dressings Revealed via in situ Nanoscale Imaging

July 11, 2014

Author(s)

Richard D. Holbrook, Konrad Rykaczewski, Matthew E. Staymates

The use of silver nanoparticles (AgNPs) in textiles for enhanced anti-microbial properties has led to concern about their subsequent release and impact on both...

Trapping atoms using nanoscale quantum vacuum forces

July 10, 2014

Author(s)

Jacob M. Taylor, Darrick E. Chang, Kanupriya Sinha, H J. Kimble

Quantum vacuum forces dictate the interaction between individual atoms and dielectric surfaces at nanoscale distances. For example, their large strengths...

Experimental measurements and noise analysis of a cryogenic radiometer

July 10, 2014

Author(s)

Solomon I. Woods, Timothy M. Jung, Adriaan C. Carter, Raju V. Datla , Stephen M. Carr

A cryogenic radiometer device, intended for use as part of an electrical-substitution radiometer, was measured at low temperature. The device consists of a...

Direct Measurement of Hydrogen Dislocation Pipe Diffusion in Deformed Polycrystalline Pd using Quasielastic Neutron Scattering

July 10, 2014

Author(s)

Brent J. Heuser, Dallas R. Trinkle, Niina Jalarvo, Joseph Serio, Eugene Mamontov, Madhu Sudan Tyagi

The temperature-dependent diffusivity D(T) of hydorgen solute atoms trapped at dislocations - dislocation pipe diffusion of hydorgen - in deformed...

Fiber Orientation Angle Effects in Machining of Unidirectional CFRP Laminated Composites

July 10, 2014

Author(s)

Vis Madhavan, Gary Lipczynski, Brandon Lane, Eric P. Whitenton

Experiments were carried out at the National Institute of Standards and Technology, in collaboration with The Boeing Company, to obtain force and temperature...

Non-local propagation of correlations in long-range interacting quantum systems

July 10, 2014

Author(s)

Phil Richerme, Zhexuan Gong, Aaron Lee, Crystal Senko, Jacob Smith, Michael S. Foss-Feig, Spyridon Michalakis, Alexey Gorshkov, Christopher Monroe

The maximum speed with which information can propagate in a quantum many-body system directly affects how quickly disparate parts of the system can become...

Holographic radius test plates for spherical surfaces with large radius of curvature

July 9, 2014

Author(s)

Quandou (. Wang, Ulf Griesmann, Johannes A. Soons

We describe a novel interferometric method, based on nested Fresnel zone lenses or photon sieves, for testing and measuring the radius of curvature of precision...

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

July 9, 2014

Author(s)

Hongliang Shi, Hai-Jun Su, Nicholas Dagalakis

This paper presents a stiffness based kinematic model for analysis and control of a MEMS flexure-based hexapod nanopositioner that was previously built by the...

Structures and thermoelectric properties of double-filled (CaxCe1-x)Fe4Sb12 skutterudites

July 9, 2014

Author(s)

Yonggao Y. Yan, Winnie Wong-Ng, James A. Kaduk, Matthew Suchomel, Xiang Sun, Gangjian Tan, Xinfeng Tang, Lan (. Li, Igor Levin

The structures and thermoelectric properties of double-filled (CaxCe1-x)Fe4Sb12 series (x=0, 0.25, 0.5, 0.75, and 1) have been investigated using the...

Comparing Matched Polymer:Fullerene Solar Cells Made by Solution-Sequential Processing and Traditional Blend Casting: Nanoscale Structure and Device Performance

July 8, 2014

Author(s)

Andrew Herzing, Steven A. Hawks, Jordan C. Aguirre, Laura T. Schelhas, Robert Thompson, Rachel Huber, Amy Ferreira, Guangye Zhang, Robert A. Street, Sarah Tolbert, Benjamin Schwartz

Efficient bulk heterojunction (BHJ) solar cells based on polymer:fullerene photoactive layers can be created either by traditional blend casting (BC), where the...

Colored Noise and Regularization Parameter Selection for Waveform Metrology

July 8, 2014

Author(s)

Andrew M. Dienstfrey, Paul D. Hale

We study six regularization parameter selection algorithms applied to deconvolution problems relevant for characterization of high-speed communication...

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

Thermoluminescent (TL) dosimeters, particularly LiF:Mg,Ti (commercially known as TLD-100), are widely used to estimate the absorbed dose received by patients...

Viscosity Measurements of DNA Solutions with and without Condensing Agents

July 7, 2014

Author(s)

Arno D. Laesecke, Jessica L. Burger

Aqueous DNA solutions at three concentrations were studied as model sputum by viscosity measurements at ambient pressure. Initial measurements at 25 °C, 37.78...

Solid-State ²⁹Si NMR and Neutron-Diffraction Studies of Sr_0.07K_0.3SiO_2.85 Oxide Ion Conductors

July 7, 2014

Author(s)

Jungu Xu, Xiaoming Wang, Hui Fu, Craig Brown, Xiping Jing, Fuhui Liao, Fengqi Lu, Xiaohui Li, Xiaojun Kuang, Mingmei Wu

The new oxide ion conductors Sr 1-xK xSiO 3-05x, recently reported as promising candidate electrolytes for solid oxide fuel cells, were characterized using...

The Suppression of Curie Temperature by Sr Doping in Diluted Ferromagnetic Semiconductor (La_1-xSr_x)(Zn_1-yMnYdy^)AsO

July 7, 2014

Author(s)

Cui Ding, Xin Gong, Huiyuan Man, Guoxiang Zhi, Shengli Guo, Yang Zhao, Hangdong Wang, Bin Chen, F.L. Ning

(La 1-xSr x)(Zn 1-yMndy^)AsO is a two dimensional diluted ferromagnetic semiconductor that has advantage of decoupled charge and spin doping. The substitution...

Low Temperature Plasma for Bevel Crater Depth Profiling of Crosslinking Organic Multilayers: Comparison with C60 and Argon Gas Cluster Sources

July 6, 2014

Author(s)

Shinichiro Muramoto, Derk Rading, Brian G. Bush, John G. Gillen, David G. Castner

A model delta layer system made of thin films of an organometallic chelate and an aromatic molecule (aluminum hydroxyquinolinate and bathocuproine), both that...

Extreme ultraviolet spectra and analysis of ¿n=0 transitions in highly charged barium

July 4, 2014

Author(s)

Joseph Reader, John D. Gillaspy, Dmitry D. Osin, Yuri Ralchenko

Extreme ultraviolet spectra of highly charged barium atoms were produced with an electron beam ion trap (EBIT) and recorded with a flat-field grazing-incidence...

On the limits of spin-exchange optical pumping of 3He

July 2, 2014

Author(s)

Thomas R. Gentile, T G. Walker, E Babcock, Qiang NMN Ye, Wangchun Chen

Using diode bar lasers spectrally narrowed with chirped volume holographic gratings (VHGs), we have obtained an improvement in the 3He polarization achievable...

The red color in 19th century Thai glass studied by X-ray and optical spectroscopy

July 2, 2014

Author(s)

Bruce D. Ravel, Wantana Klysubun, G. Lawrence Carr, Christoph Hauzenberger

The Temple of the Emerald Buddha in Bangkok, Thailand is noted for its glass mosaic decorations on exterior walls and statuary. The original mosaic artwork...

A Framework for a Research Inventory of Sustainability Assessment in Manufacturing

July 2, 2014

Author(s)

Juyeon Lee, Yung-Tsun T. Lee

Numerous research papers have focused on the development of guidelines, indicators, metrics, methods, tools, and systems for sustainability performance...

Imaging the p-n junction in a gallium nitride nanowire with a scanning microwave microscope

July 2, 2014

Author(s)

Atif A. Imtiaz, Thomas M. Wallis, Joel C. Weber, Kevin J. Coakley, Matthew D. Brubaker, Paul T. Blanchard, Kristine A. Bertness, Norman A. Sanford

We used a broadband, atomic-force-microscope-based, scanning microwave microscope (AFM-SMM) to probe the axial dependence of the depletion in a GaN nanowire (NW...

Interpreting gas-saturation vapor-pressure measurements using virial coefficients derived from molecular models

July 2, 2014

Author(s)

Shu Yang, Andrew J. Schultz, David A. Kofke, Allan H. Harvey

Gas-saturation measurements of apparent vapor pressures of heavy organic molecules are found to depend on the carrier gas when interpreted with an ideal-gas...