Journals

Decision-Theoretic Issues in Heterogeneity Variance Estimation

February 8, 2015

Author(s)

Andrew L. Rukhin

In a random-effects setting of meta-analysis the between-study variance estimation is studied from the decision-theoretic point of view. The problem concerns

Structural and Optical Properties of Disc-in-Wire InGaN/GaN LEDs

February 6, 2015

Author(s)

Scott A. Wight, Babak Nikoobakht

This study aims to examine the role of the microstructure and optical properties of InGaN/GaN nanowire LED structures on Si (111) having different nanowire

Scanning localized magnetic fields in microfluidic device using single spin in nanodiamond

February 5, 2015

Author(s)

Jacob M. Taylor, K. Lim, Chad Ropp, Benjamin Shapiro, Edo Waks

We demonstrate localized magnetometry using a single nitrogen vacancy (NV) center in a microfluidic device. Our approach can manipulate magnetic objects in

A summary of the Planck constant measurements using a watt balance with a superconducting solenoid at NIST

February 5, 2015

Author(s)

Stephan Schlamminger, Richard L. Steiner, Darine El Haddad, David B. Newell, Frank C. Seifert, Leon S. Chao, Ruimin Liu, Edwin R. Williams

Researchers at the National Institute of Standards and Technology have been using a watt balance, NIST-3, to measure the Planck constant h for over ten years

In situ SEM Study of Lithium Intercalation in individual V2O5 Nanowires

February 5, 2015

Author(s)

Evgheni Strelcov, Joshua Cothren, Donovan Leonard, Albina Y. Borisevich, Andrei Kolmakov

Progress in rational engineering of Li-ion batteries requires better understanding of the electrochemical processes and accompanying transformations in the

Understanding the blue color in antique mosaic mirrored glass from the Temple of the Emerald Buddha, Thailand

February 4, 2015

Author(s)

Bruce D. Ravel, Wantana Klysubun, Christoph Hauzenberger, Prapong Klysubun, Yuying Huang, Weeraya Wongtepa, Panidtha Sombunchoo

Two samples of the blue glass produced in the middle 19th century from the Temple of the Emerald Buddha in Bangkok, Thailand, were studied in order to

New Insights into Subsurface Imaging of Carbon Nanotubes in Polymer Composites via Scanning Electron Microscopy

February 4, 2015

Author(s)

Minhua Zhao, Bin Ming, Jae-Woo Kim, Luke J. Gibbons, Xiaohong Gu, Tinh Nguyen, Cheol Park, Peter T. Lillehei, John S. Villarrubia, Andras Vladar, James A. Liddle

Despite many studies of subsurface imaging of carbon nanotube (CNT)-polymer composites via scanning electron microscopy (SEM), significant controversy exists

C60 Chain Phases on ZnPc/Ag(111) Surfaces: Pattern Formation Driven by Competing Intermolecular Interactions

February 4, 2015

Author(s)

Steven W. Robey, W. Jin, D. B. Dougherty, W. G. Cullen, J. E. Reutt-Robey, J. Weeks, Q. Liu

Serpentine chain C60 phases were observed in scanning tunneling microscopy (STM) images of C60 layers on ZnPc or pentacene covered Ag(111) and Au(111) surfaces

Neutron-Scattering Measurements of Spin Excitations in LaFeAsO and Ba(Fe_0.953Co_0.047)₂As₂: Evidence for a Sharp Enhancement of Spin Fluctuations by Nematic Order

February 4, 2015

Author(s)

Qiang Zhang, Rafael M. Fernandes, Jagat Lamsal, Jiaqiang Yan, Songxue Chi, Gregory S. Tucker, Daniel K. Pratt, Jeffrey W. Lynn, R. W. McCallum, P. C. Canfield, Thomas A. Lograsso, Alan Goldman, David Vaknin, Robert J. McQueeney

Inelastic neutron scattering was employed to investigate the impact of electronic nematic order on the magnetic spectra of LaFeAsO and Ba(Fe 0.9536Cod0.047) 2As

Photon-efficient high-dimensional quantum key distribution

February 4, 2015

Author(s)

Tian Zhong, Hongchao Zhou, Rob Horansky, Catherine Lee, Varun Verma, Adriana Lita, Alessandro Restelli, Joshua Bienfang, Richard Mirin, Thomas Gerrits, Sae Woo Nam, Francesco Marsili, Zhenshen Zhang, Ligong Wang, Dirk Englund, Gregory Wornell, Jeffrey Shapiro, Franco N. Wong

Quantum key distribution (QKD) is a secure communication technology whose security is guaranteed by the laws of physics. However, its widespread use has been

IT Security

February 4, 2015

Author(s)

Morris Chang, D. Richard Kuhn, Timothy Weil

How can IT professionals adapt to ever-changing security challenges quickly and without draining their organizations' resources? Articles in this issue

Critical Examination of the Colloidal Particle Model of Globular Proteins

February 3, 2015

Author(s)

Prasad S. Sarangapani, Steven D Hudson, Ronald L. Jones, Jack F. Douglas, Jai A. Pathak

Recent studies of globular protein solutions have uniformly adopted a colloidal view of proteins as particles, a perspective that neglects the polymeric primary

An Iodide-Based Li₇P₂S₈I Superionic Conductor

February 3, 2015

Author(s)

Ezhiylmurugan Rangasamy, Zengcai Liu, Mallory Gobet, Kartik Pilar, Gayatri Sahu, Wei Zhou, Hui Wu, Steve Greenbaum, Chengdu Liang

A Li 7P 2S 8I solid state Li-ion conductor derived from β-Li 3PS 4 and LiI demonstrates exceptional electrochemical stability. The oxidation instability if 'I'

Energy Performance Sensitivity of a Net-Zero Energy Home to Design and Use Specifications

February 2, 2015

Author(s)

Joshua D. Kneifel, William M. Healy, James J. Filliben, Matthew Boyd

SIM.RI(I)-K3 Comparison of Calibration Coefficients at Radiotherapy Level for Orthovoltage X-ray Beams

February 2, 2015

Author(s)

C M. O'Brien, J.P. McCaffrey, H Shen, M Saravi, G M. Ortiz, G Stefanic, M Carlos, C.N.M. da Silva, J L. Alvarez, V Tovar

Air-kerma calibration coefficients were compared at the radiotherapy level for orthovoltage x-ray beams in the SIM.RI(I)-K3 comparison for members of the

Experimental and Numerical Simulations of the Gas-Phase Effectiveness of Phosphorus Compounds

February 2, 2015

Author(s)

Nicolas Bouvet, Gregory T. Linteris, Valeri I. Babushok, Fumiaki Takahashi, Viswanath R. Katta

The effectiveness of phosphorus-containing compounds as gas-phase combustion inhibitors varies widely with flame type. To understand this behavior, experiments

True Composition and Structure of Hexagonal "YAlO₃", Actually Y₃Al₃O₈CO₃

February 2, 2015

Author(s)

Jun Li, Andrew E. Smith, Peng Jiang, Judith K. Stalick, Arthur W. Sleight, M. A. Subramanian

The discovery of a brilliant blue color on introduction of Mn 3+ into the trigonal bipyramidal (TBP)sites in YInO 3 has led to a search for other hosts for Mn 3

MICROARRAY APPLICATIONS TO UNDERSTAND THE IMPACT OF EXPOSURE TO ENVIRONMENTAL CONTAMINANTS IN WILD DOLPHINS (Tursiops truncatus).

February 1, 2015

Author(s)

Annalaura Mancia, Luigi Abelli, John Kucklick, Teresa Rowles, Randall Wells, Brian C. Balmer, Aleta Hohn, John Baatz, James Ryan

It is increasingly common to monitor the marine environment and establish geographic trends of environmental contamination by measuring contaminant levels in

Beyond the International Year of Crystallography

February 1, 2015

Author(s)

Andrew J. Allen, Janos Hajdu, Anke R. Kaysser-Pyzalla

It is now one year since all International Union of Crystallography (IUCr) journals became online only, and this is just one of the developments during the

Modeling the apparent and intrinsic viscoelastic relaxation of hydrating cement paste

January 31, 2015

Author(s)

Xiaodan Li, Zachary Grasley, Edward Garboczi, Jeffrey W. Bullard

Finite element procedures combined with microstructure development modeling are integrated to quantitatively predict the viscoelastic/viscoplastic relaxation of

In-House Training on New Library Processes at the NIST Research Library: A Case Study

January 29, 2015

Author(s)

Stacy M. Bruss, Briget S. Wynne, Marla Aizenshtat, Catherine Wagner

Measurement and Analysis of the Lowest Resonant Mode of a Spherical Annular-Sector Patch Antenna

January 29, 2015

Author(s)

Howard S. Cohl

The cavity model for patch antennas has been used extensively since the 1970s. This model gives excellent first order estimates for the antenna's internal

Seebeck Coefficient Metrology: Do Contemporary Protocols Measure Up?

January 29, 2015

Author(s)

Joshua B. Martin, Winnie K. Wong-Ng, Martin L. Green

Comparative measurements of the Seebeck coefficient are challenging due to the diversity of instrumentation and measurement protocols. With the implementation

Metrology Needs for Metal Additive Manufacturing Powders

January 29, 2015

Author(s)

John A. Slotwinski, Edward Garboczi

Additive manufacturing (AM) processes are capable of producing highly complex and customized parts, without the need for dedicated tooling, and can produce

Probing electric field control of magnetism using ferromagnetic resonance

January 29, 2015

Author(s)

Ziyao Zhou, Morgan Trassin, Ya Gao, Yuan Gao, Diana Qiu, Khalid Ashraf, Tianxiang Nan, Xi Yang, Samuel R. Bowden, Daniel T. Pierce, Mark D. Stiles, John Unguris, Ming Liu, Brandon Howe, Gail Brown, Sayeef Salahuddin, Ramamoorthy Ramesh, Nian Sun

A question of fundamental importance in multiferroic materials, such as BiFeO3, is whether the canted moment arising from the Dzyalozhinski-Moriya coupling is

Molecular Dynamics of a Model Dimerizing Fluid

January 28, 2015

Author(s)

Christopher E Bertrand, Yun Liu

A model dimer forming fluid has been investigated by continuous molecular dynamics simulations. This study emphasizes the volume fraction and temperature

Ligand-Induced Fate of Embryonic Species in the Shape-Controlled Synthesis of Rhodium Nanoparticles

January 28, 2015

Author(s)

Adam J. Biacchi, Raymond E. Schaak

The shapes of noble metal nanoparticles directly impact their properties and applications, including in catalysis and plasmonics, and it is therefore important

CALPHAD and the High Entropy Alloy

January 28, 2015

Author(s)

Fan Zhang, Ursula R. Kattner

The name of High Entropy Alloy (HEA) first appeared in the paper by Yeh et al. (Advanced Engineering Materials, 6(5) (2004) 299.) published in 2004. The name

Reactor Health Physics Operations at the NIST Center for Neutron Research

January 27, 2015

Author(s)

Thomas P Johnston

Performing health physics and radiation safety functions under a special nuclear material license and a research and test reactor license at a major government

Inducing Ferrimagnetism in Insulating Hollandite Ba_1.2Mn₈O₁₆

January 27, 2015

Author(s)

Amber M. Larson, Pouya Moetakef, Karen Gaskell, Craig Brown, Graham King, Efrain E. Rodriguez

Folded triangular lattices connecting magnetic metal centers can be realized in the so-called hollandite type structure, providing a new platform for