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Journals

Chemical Pressure Tuning of URu₂Si₂ via Isoelectronic Substitution of Ru with Fe

February 26, 2015

Author(s)

Pinaki Das, N. Kanchanavatee, Joel Helton, K. Huang, R. E. Baumbach, E. D. Bauer, B. D. White, V. W. Burnett, M. B. Maple, Jeffrey W. Lynn, M. Janoschek

We have used specific heat and neutron diffraction measurements on single crystals of UR 2-xFe xSi 2 for Fe concentrations X less than or equal to} 0.7 to...

Low-Energy Phonons and Superconductivity in Sn_0.8Ind0.2^Te

February 26, 2015

Author(s)

Zhijun Xu, J. A. Schneeloch, Ruidan Zhong, Jose Rodriguez Rivera, Leland Harriger, R. J. Birgeneau, Genda Gu, J. M. Tranquada, Guangyong Xu

We present neutron scattering measurements on low energy phonons from a superconducting (T c 2.7 K) Sn 0.8In 0.2Te Single crystal sample. The longitudinal and a...

Disorder from Order Among Anisotropic Next-Nearest-Neighbor Ising Spin Chains in SrHo₂O₄

February 26, 2015

Author(s)

J.-J. Wen, W. Tian, V. O. Garlea, S. M. Koohpayeh, T. M. McQueen, H.-F. Li, J.-Q. Yan, Jose Rodriguez Rivera, D. Vaknin, Collin L. Broholm

We describe why Ising spin chains with competing interactions in SrHo 2O 4 segregate into ordered and disordered ensembles at low temperatures (T). Using...

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

The stability of polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), and chlorinated pesticides in frozen mussel tissue Standard...

An analytical framework for optimizing variant discovery from personal genomes

February 25, 2015

Author(s)

Justin M. Zook, Gareth Highnam, Jason Wang, Dean Kusler, Vinaya Vijayan, Nir Leibovich, David Mittelman

The standardization and performance testing of analysis tools is a prerequisite to widespread adoption of high-throughput sequencing, particularly in the clinic...

Influence of String-like Cooperative Atomic Motion on Surface Diffusion in the (110) Interfacial Region of Crystalline Ni

February 25, 2015

Author(s)

Jack F. Douglas, Xuhang Tong, Ying Yang

Although we often think about crystalline materials in terms of highly organized arrays of atoms, molecules or even colloidal particles, many of the important...

Grain-scale thermoelastic stresses and spatiotemporal temperature gradients on airless bodies, implications for rock breakdown.

February 25, 2015

Author(s)

Stephen A. Langer

Thermomechanical processes such as fatigue and shock have been suggested to cause and contribute to rock breakdown on Earth, and on other planetary bodies...

In-plane Alignment in Organic Solar Cells to Probe the Morphological Dependence of Charge Recombination

February 25, 2015

Author(s)

Omar Awartani, Michael W. Kudenov, Regis J. Kline, Brendan T. O'Connor

Gradual Release of Strongly-Bound Nitric Oxide from Fe₂(NO)₂(dobdc)

February 24, 2015

Author(s)

Eric D. Bloch, Wendy L. Queen, Sachin Chavan, Paul S. Wheatley, Joseph M. Zadrozny, Russell E. Morris, Craig Brown, Carlo Lamberti, Silvia Bordiga, Jeffrey R. Long

An iron-based metal-organic framework featuring coordinatively-unsaturated redox-active metal cation sites, Fe 2(dobdc) (dobdc 4- = 1,4-dioxido-2,5...

Application of NMR-based Metabolomics for Environmental Assessment in the Great Lakes using Zebra Mussel (Dreissena polymorpha) polymorpha)

February 21, 2015

Author(s)

Miki Watanabe, Katherine Meyer, Tyler Jackson, Tracey Johnston, Ed Johnson, Dan Bearden

Zebra mussel, Dreissena polymorpha, in the Great Lakes is being monitored as a bio-indicator organism for environmental health effects by the National Oceanic...

Photon-noise limited sensitivity in titanium nitride kinetic inductance detectors

February 20, 2015

Author(s)

Johannes Hubmayr, James A. Beall, Daniel T. Becker, Hsiao-Mei Cho, Gene C. Hilton, Dale Li, David P. Pappas, Jeffrey L. Van Lanen, Mark Devlin, Kent D. Irwin, Chris Groppi, Phillip Mauskopf

We demonstrate photon-noise limited performance at sub-millimeter wavelengths in microwave kinetic inductance detectors (MKIDs) made of a new superconducting...

Evaluation of Low-Contrast Detectability of Iterative Reconstruction across Multiple Institutions, CT Scanner Manufacturers, and Radiation Exposure Levels

February 19, 2015

Author(s)

Adele P. Peskin, Ganesh Saiprasad, James J. Filliben, Alden A. Dima

Purpose: To evaluate the impact of Iterative Reconstruction (IR) compared with Filtered Back Projection (FBP) using low-contrast objects in phantom images...

Ultrathin platinum films for methanol and formic acid oxidation: activity as a function of film thickness and coverage

February 18, 2015

Author(s)

Thomas P. Moffat

Self-terminating electrodeposition was used to grow ultrathin Pt overlayers on 111 textured Au thin films. The Pt thickness was digitally controlled by pulsed...

Position-dependent spin-orbit coupling for ultracold atoms

February 18, 2015

Author(s)

Ian B. Spielman, Shih Wei Su, Shih-Chuan Gou, Ihe-Kau Liu, Luis Santos, Arturas Acus, Algirdas Mekys, Gediminas Juzeliunas

We theoretically explore atomic Bose-Einstein condensates (BECs) subject to position-dependent spin-orbit coupling (SOC). This SOC can be produced by cyclically...

Bisphenol A leads to oxidative DNA damage and alters the damage response in mouse fibroblasts

February 18, 2015

Author(s)

Pawel Jaruga, Natalie R. Gassman, Erdem Coskun, Donna F. Stefanick, Julie K. Horton, M Miral Dizdar, Samuel H. Wilson

Metabolism of bisphenol A (BPA) generates reactive oxygen species causing DNA strand breaks and damaged DNA bases. Base excision repair (BER) is responsible for...

Current Trends in Magnetic Particle Enrichment for Mass Spectrometry-Based Analysis of Cardiovascular Protein Biomarkers

February 18, 2015

Author(s)

Nicole A. Schneck, Mark S. Lowenthal, Karen W. Phinney, Sang Bok Lee

Magnetic particles have traditionally been utilized to isolate and enrich various cardiovascular protein biomarkers for mass spectrometry-based proteomic...

Long-Term Stability of UHMWPE Fibers

February 18, 2015

Author(s)

Amanda L. Forster, Aaron M. Forster, Joannie W. Chin, Chiao-Chi Lin, Sylvain H. Petit, Kai-Li Kang, Nicholas G. Paulter Jr., Michael A. Riley, Kirk D. Rice

The superior performance of ultra-high molecular weight polyethylene fi bers is predicated on the development of a highly aligned molecular structure that...

Simulation Studies of Methods to Delay Corrosion and Increase Service Life for Cracked Concrete Exposed to Chlorides

February 18, 2015

Author(s)

Scott Z. Jones, Nicos Martys, Yang Lu, Dale P. Bentz

The ingress of chlorides in reinforced concrete leads to the onset of rebar corrosion and eventually compromises a structures integrity. To extend its service...

Thermodynamic properties of 1-naphthol: Mutual validation of experimental and computational results

February 17, 2015

Author(s)

Robert D. Chirico, William V. Steele, Andrei F. Kazakov

Thermodynamic properties for 1-naphthol (Chemical Abstracts registry number [90-15-3]) in the ideal-gas state are reported based on both experimental and...

Thermodynamic properties of xanthone: Heat capacities, phase-transition properties, and thermodynamic-consistency analyses using computational results

February 17, 2015

Author(s)

Robert D. Chirico, Andrei F. Kazakov

Heat capacities and phase-transition properties for xanthone (IUPAC name 9H-xanthen-9-one and Chemical Abstracts registry number [90-47-1]) are reported for the...

Smoke Characterization and Feasibility of the Moment Method for Spacecraft Fire Detection

February 17, 2015

Author(s)

Jiann C. Yang, Thomas G. Cleary, George W. Mulholland, Marit Meyer, Victoria Bryg, D L. Urban, Zeng-guang Yuan, Gary A. Ruff

The Smoke Aerosol Measurement Experiment (SAME) has been conducted twice by NASA and provided the first real-time aerosol data in a spacecraft micro-gravity...

Microstructural effects of chemical island templating in patterned matrix-pillar oxide nanocomposite

February 17, 2015

Author(s)

Ryan Comes, Kerry Siebein, Jiwei Lu, Stuart Wolf

The ability to pattern the location of pillars in epitaxial matrix-pillar nanocomposites is a key challenge to develop future technologies using these...

Improved Indifferentiability Security Bound for the JH Mode

February 15, 2015

Author(s)

Dustin Moody, Daniel C. Smith-Tone, Souradyuti Paul

Indifferentiability security of a hash mode of operation guarantees the mode's resistance against all generic attacks. It is also useful to establish the...

Computing the Time Evolution of the Apparent Viscoelastic/Viscoplastic Poisson's Ratio of Hydrating Cement Paste

February 15, 2015

Author(s)

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

A computational model has been developed that combines finite element methods with microstructure development simulations to quantitatively predict the...

Effective Anisotropy Gradient in Pressure Graded [Co/Pd] Multilayers

February 14, 2015

Author(s)

Brian J. Kirby, P. K. Greene, Brian B. Maranville, J. E. Davis, Kai Liu

A vertically graded anisotropy profile has been proposed as an optimized balance of low coercivity and thermal stability for multilayers used in magnetic media...

In situ observation of the spatial distribution of crystalline phases during pressure-induced transformations of indented silicon thin films

February 14, 2015

Author(s)

Yvonne B. Gerbig, Chris A. Michaels, Robert F. Cook

Indentation-induced phase transformation processes were studied by in situ Raman imaging of the deformed contact region of silicon, employing a Raman...

Fourier and Gegenbauer expansions for a fundamental solution of Laplace's equation in hyperspherical geometry

February 14, 2015

Author(s)

Howard S. Cohl, Rebekah M. Palmer

For a fundamental solution of Laplace's equation on the R-radius d-dimensional hypersphere, we compute the azimuthal Fourier coefficients in closed form in two...

Frequency Modulated Charge Pumping with Extremely High Gate Leakage

February 13, 2015

Author(s)

Jason T. Ryan, Jibin Zou, Jason P. Campbell, Richard Southwick, Kin P. Cheung, Anthony Oates, Rue Huang

Charge pumping (CP) has proven itself as one of the most utilitarian methods to quantify defects in metal-oxide-semiconductor devices. In the presence of low to...

Randomized methods for rank-deficient linear systems

February 13, 2015

Author(s)

Josef Sifuentes, Zydrunas Gimbutas, Leslie Greengard

We present a simple, accurate method for solving consistent, rank-deficient linear systems, with or without additional rank-completing constraints. Such...

An Improved Index of Image Quality for Task-Based Performance of CT Iterative Reconstruction across Three Commercial Implementations

February 13, 2015

Author(s)

Olav Christianson, Joseph Chen, Zhitong Yang, Ganesh Saiprasad, Alden A. Dima, James J. Filliben, Adele Peskin, Eliot L. Siegel, Ehsan Samei

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