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Journals

Direct Measurement of Lithium Transport in Graphite Electrodes with Neutrons

April 1, 2012

Author(s)

David Jacobson, Jeffrey J. Gagliardo, Jon P. Owejan, Stephen J. Harris, Howard Wang, Daniel Hussey

Lithium intercalation into graphite electrodes is widely studied, but few direct in-situ diagnostic methods exist. Such diagnostic methods are desired as they...

Validating classical line profile analyses using microbeam diffraction from individual dislocation cell walls and cell interiors

April 1, 2012

Author(s)

Lyle E. Levine, P. Geantil, B C. Larson, Jonathan Tischler, Michael E. Kassner, Wenjun Liu

Dislocation structures in deformed metals produce broad, asymmetric diffraction line profiles. During analysis, these profiles are generally separated into two...

Mechanisms of free radical-induced damage to DNA

April 1, 2012

Author(s)

M Miral Dizdar, Pawel Jaruga

Endogenous and exogenous sources cause free radical-induced DNA damage in living organisms by a variety of mechanisms. The highly reactive hydroxyl radical...

Optical fiber-coupled cryogenic radiometer with carbon nanotube absorber

April 1, 2012

Author(s)

David J. Livigni, Nathan A. Tomlin, Christopher L. Cromer, John H. Lehman

A cryogenic radiometer was constructed for direct-substitution optical fiber power measurements. The cavity is intended to operate at the 3 K temperature stage...

A Comparison of 12 US Liquid Hydrocarbon Flow Standards and the Transition to Safer Calibration Liquids

April 1, 2012

Author(s)

John D. Wright, Aaron N. Johnson, Gina M. Kline, Christopher J. Crowley, Jodie G. Pope, Vern E. Bean

During 2010 and 2011, NIST piloted a 12-laboratory comparison of hydrocarbon liquid flow calibration standards spanning the range 3.8 L/min to 38 L/min. The...

Measurements, Standards, and Data In Support of Sustainable Materials and Materials-Related Technologies

April 1, 2012

Author(s)

Dianne L. Poster, Michael J. Fasolka, Richard R. Cavanagh, Ellyn S. Beary

Industry is increasingly aware that sustainability combines environmental, societal, and economic considerations in product development and that this linkage...

Neutron Studies of Tb₂Mo₂O₇

April 1, 2012

Author(s)

Jason S. Gardner, G. Ehlers, S. O. Diallo

We have used the new high energy resolution spectrometer (BaSis), at the Spallation Neutron Source in Oak Ridge, to conclusively prove the existence of a low...

The Evolution of Time Measurement Part V: Radio Controlled Clocks

April 1, 2012

Author(s)

Michael A. Lombardi

A historical article about the origins and the development of radio controlled clocks (Part IV of a IV-part series). It describes the first time signal radio...

A Life-Cycle Cost Comparison of Exit Stairs and Occupant Evacuation Elevators in Tall Buildings

April 1, 2012

Author(s)

David T. Butry, Robert E. Chapman, Allison L. Huang, Douglas S. Thomas

Recent changes in the International Building Code (IBC) require a third exit stair for buildings in excess of 420 ft (128 m) high. Additionally, the new code...

Estimating Common Mean and Heterogeneity Variance in Two Study Case Meta-Analysis

April 1, 2012

Author(s)

Andrew L. Rukhin

The relative behavior of estimators of the common mean and of the heterogeneity variance in the simplest random effects model of meta-analysis is explored. A...

An Overview of the Theory and Applications of Metasurfaces: The Two-Dimensional Equivalents of Metamaterials

April 1, 2012

Author(s)

Christopher L. Holloway, Edward E. Kuester, Joshua A. Gordon, James C. Booth, John Ohara, D Smith

Metamaterials are typically engineered by arranging a set of small scatterers or apertures in a regular array throughout a region of space, thus obtaining some...

Determination of the Persistence Length of Helical and Non-Helical Polypeptoids in Solution

April 1, 2012

Author(s)

Adrianne M. Rosales, Hannah K. Murnen, Steven R. Kline, Ronald N. Zuckermann, Rachel A. Segalman

Quantum interface between an electrical circuit and a single atom

March 30, 2012

Author(s)

Jacob M. Taylor, Dvir Kafri, David Kielpinski, G J. Milburn, M J. Woolley

Atomic systems are remarkably well suited to storage and processing of quantum information. However, their properties are tightly constrained by physical law...

Crystal Structure of the Type I Clathrate Ba8Ni4Ge42

March 30, 2012

Author(s)

Winnie K. Wong-Ng, Qingzhen Huang, Igor Levin, Joseph C. Woicik, Xun Shi, Jihui Yang, James A. Kaduk

The crystal structure of Type-I clathrate Ba8Ni4Ge42 has been determined using neutron powder diffraction, transmission electron microscopy (TEM, for possible...

Positively-charged Dimethacrylates to Reduce Bacterial Attachment

March 30, 2012

Author(s)

Nancy J. Lin, Joseph M. Antonucci, Diana N. Zeiger, Sheng Lin-Gibson, Kathy Tang

The widespread incidence of recurrent tooth decay (caries) highlights the need for improved dental restorative materials. Caries are most frequently caused by...

Hydrocarbon Separations in a Metal-Organic Framework with Open Iron(II) Coordination Sites

March 30, 2012

Author(s)

Eric D. Bloch, Wendy Queen, Rajamani Krishna, Joseph M. Zadrozny, Craig Brown, Jeffrey R. Long

Elastic Moduli of Composites Containing a Low Concentration of Complex-Shaped Particles Having a General Property Contrast with the Matrix

March 29, 2012

Author(s)

Edward Garboczi, Jack Douglas

There are diverse material science problems concerned with how the presence of a low concentration of particulate inclusions having mechanical properties...

Force Key Comparison CCM.F-K4.a and CCM.F-K4.b for 4 MN and 2 MN Forces

March 29, 2012

Author(s)

Thomas W. Bartel

This report gives the results for the Comité International des Poids et Mesures (CIPM) key comparisons in force, for the force values of 4 MN and 2 MN...

Statistical analysis of PPTA fiber strengths measured under high strain rate condition

March 29, 2012

Author(s)

Jae H. Kim, N. Alan Heckert, Stefan D. Leigh, Richard L. Rhorer, Haruki Kobayashi, Walter G. McDonough, Kirk D. Rice, Gale A. Holmes

OOF3D: An Image-Based Finite Element Solver for Materials Science

March 28, 2012

Author(s)

Valerie R. Coffman, Andrew C. Reid, Stephen A. Langer, Gunay Dogan

Recent advances in experimental techniques (micro CT scans, automated serial sectioning, electron back-scatter diffraction, synchrotron radiation x-rays) have...

Interplay Between the Magnetic and Electric Degrees of Freedom in Multiferroic Co₃TeO₆

March 28, 2012

Author(s)

Wen-Hsien Li, Chin-Wei Wang, Daniel Hsu, Chi-Hung Lee, Chun-Ming Wu, Chih-Chieh Chou, Hung-Duen Yang, Yang Zhao, Sung Chang, Jeffrey W. Lynn, Helmuth Berger

Neutron diffraction, magnetic susceptibility, specific heat, and dielectric constant measurements of single crystal Co 3TeO 6 have been measured to study the...

Detection and Speciation of Brominated Flame Retardants in High-Impact Polystyrene (HIPS) Polymers

March 27, 2012

Author(s)

Richard D. Holbrook, Jeffrey M. Davis, Keana C. Scott, Christopher W. Szakal

The ubiquitous presence of brominated flame retardants in humans, biota, and the environment has caused concerns about their toxicity, transformations, and...

Comment on "Magnetic Structure of Gd₂Ti₂O^d7"

March 27, 2012

Author(s)

J. R. Stewart, G. Ehlers, A. S. Wills, S.T. Bramwell, Jason S. Gardner

M. W. Long and collaborators [Phys. Rev. B, 83 054422 (2011)] recently proposed solutions to the magnetic structure of gadolinium titanate that differ to those...

Chiral Modulations and Reorientation Effects in MnSi Thin Films

March 27, 2012

Author(s)

E. A. Karhu, U.K. Robler, A.N. Bogdanov, S. Kahwaji, Brian Kirby, H. Fritzsche, M. D. Robertson, Charles Majkrzak, T. L. Monchesky

Photoiniated wrinkles with controlled morphology from a liquid coating on a rigid substrate: A facile route to tunable, periodic structures

March 27, 2012

Author(s)

Jessica M. Torres, Christopher Stafford, Bryan D. Vogt

Periodic wrinkled surfaces have generated significant interest over the past decade as these structures can be easily fabricated over large areas with minimal...

Measurement of H2O-Broadening of O2 A-band Transitions and Implications for Atmospheric Remote Sensing

March 27, 2012

Author(s)

E. M. Vess, C. J. Wallace, H. M. Campbell, V. E. Awadalla, Joseph T. Hodges, David Long, D. K. Havey

We present laboratory measurements of H2O-broadened 16O2 A-band ( ) absorption spectra acquired with a laser-based photoacoustic spectroscopy method. This...

A Matter of Policy

March 26, 2012

Author(s)

David F. Ferraiolo, Jeffrey M. Voas, George Hurlburt

This paper discusses system security policies. System policies are the set of rules that when implemented afford a strategy for the protection of information...

Pronounced Microheterogeneity in a Sorbitol-Water Mixture Observed through Variable Temperature Neutron Scattering

March 26, 2012

Author(s)

Shin G. Chou, Alan K. Soper, Sheila Khodadadi, Joseph E. Curtis, Susan T. Krueger, Marcus T. Cicerone, Andrew N. Fitch, Evgenyi Shalaev

Fourier and Gegenbauer expansions for a fundamental solution of the Laplacian in the hyperboloid model of hyperbolic geometry

March 23, 2012

Author(s)

Howard S. Cohl, Ernie G. Kalnins

Due to the isotropy of d-dimensional hyperbolic space, there exists a spherically symmetric fundamental solution for its corresponding Laplace-Beltrami operator...

Effect of Confinement on Proton Transport Mechanisms in Block Copolymer/Ionic Liquid Membranes

March 23, 2012

Author(s)

Megan L. Hoarfrost, Madhu Sudan Tyagi, Rachel A. Segalman, Jeffrey A. Reimer

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