Journals

Chemical Pressure Effects on Pyrochlore Spin Ice

May 18, 2012

Author(s)

H. D. Zhou, J. G. Cheng, A. M. Hallas, C. R. Wiebe, G. Li, L. Balicas, J. S. Zhou, J. B. Goodenough, Jason S. Gardner, E. S. Choi

Ho 2Ge 2O 7 with the cubic pyrochlore structure was prepared by a high temperature high pressure technique. Detailed DC susceptibility, AC susceptibilty, and

Effects of Substrate Composition and Roughness on Mechanical Properties and Conformality of Parylene C Coatings

May 17, 2012

Author(s)

Adrian E. Verwolf, Grady S. White, Chris M. Poling

Roughness and nanomechanical properties of poly(chloro-para-xylylene) coatings are shown to be affected by both chemical composition and surface roughness of

CfA4: 93 Type Ia Supernova Light Curves from the CfA

May 17, 2012

Author(s)

Malcolm Hicken, Peter Challis, Robert Kirshner, Claire E. Cramer, Armin Rest, W. M. Wood-Vasey, Gaspar Bakos, Perry Berlind, Warren R. Brown, Nelson Caldwell, Michael Calkins, Maria Contreras, Gil Esquerdo, Mark Everett, Emilio Falco, Ted Groner, Matthew J. Holman, Robert Hutchison, Michael Pahre, Wayne Peters, Benjamin Ripman, Timothy Spahr, Andrew Szentgyorgyi, Manuel A. Torres, Amali Vaz

We present multi-band photometry of 93 type-Ia supernovae (SN Ia). Data was acquired with the Keplercam instrument between 2006 and 2011 at the F. L. Whipple

Pronounced micro-segregation in a sorbitol water mixture observed through variable temperature neutron scattering

May 16, 2012

Author(s)

Shin G. Chou, Sheila Khodadadi, Joseph E. Curtis, Susan Krueger, Evgenyi Shalaev, Alan Soper, Andy Fitch, T Narayanan, Michael Szutucki, Marcus T. Cicerone

In this study, we use small and wide angle X-ray and neutron scattering measurements, to study the structure of concentrated sorbitol solutions and glasses at

Extraction of Illumination Efficiency by Solely Radiometric Measurements for Improved Brightness-Temperature Characterization of Microwave Blackbody Target

May 16, 2012

Author(s)

Dazhen Gu, Derek A. Houtz, James P. Randa, Dave K. Walker

We report our recent progress towards the deveopment of microwave brightness-temperature (BT) standards. As one of the crucial parameters, the antenna beam

Probing the Nature of Ibuprofen Confined in Mesoporous Media by Neutron Vibrational Spectroscopy and First-Principles Calculations

May 15, 2012

Author(s)

Ken K. Qian

Purpose: In this paper, the nature of ibuprofen incorporated into both mesoporous silicon dioxide and magnesium aluminometasilicate by sublimation and

Indoor Air Quality in Sustainable, Energy Efficient Buildings

May 15, 2012

Author(s)

Andrew K. Persily, Steven J. Emmerich

Building designers, contractors, owners and managers have long been challenged with providing quality indoor environments at a reasonable energy cost. Current

LTB4 IS A SIGNAL RELAY MOLECULE DURING NEUTROPHIL CHEMOTAXIS

May 15, 2012

Author(s)

Philippe V. Afonso, Mirkka Janka-Junttila, Young Jong Lee, Colin P. McCann, Charlotte M. Oliver, Khaled A. Aamer, Wolfgang Losert, Marcus T. Cicerone, Carol A. Parent

Neutrophil recruitment to inflammation sites purportedly depends on sequential waves of chemoattractants. Current models propose that LTB4, a secondary

Optimization of Imaging Polymer Based Scaffolds Using X-Ray Microcomputed Tomography

May 15, 2012

Author(s)

David E. Morris, Melissa L. Mather, Carl Simon Jr., John A. Crowe

The performance of polymer based scaffolds used in regenerative medicine is linked to their structural properties and as such strategies for structural

Saturation molalities and standard molar enthalpies of solution of alpha-D-xylose(cr) in H2O(l); Standard molar enthalpies of solution of 1,4-beta-D-xylobiose(am), and 1,4-beta-D-xylotriose(am) in H2O(l)

May 14, 2012

Author(s)

Robert N. Goldberg, Brian E. Lang, Bruce Coxon, Stephen R. Decker

The saturation molality of alpha-D-xylose(cr) in water was measured by using HPLC and is m(sat) = (8.43 ± 0.42) mol∙kg-1 at the temperature T = 298.15 K. It was

Introduction to the Special Issue on Biothermodynamics

May 14, 2012

Author(s)

Robert N. Goldberg

In its broadest sense, biothermodynamics encompasses all thermochemical and thermophysical property measurements and calculations on biochemical and biological

Identifying the Dynamic Compressive Stiffness of a Prospective Biomimetic Elastomer by an Inverse Method

May 14, 2012

Author(s)

Steven P. Mates, Aaron M. Forster, Donald Hunston, Richard Everett, Kirth Simmonds, Amit Bagchi

Elastomeric materials that mimic real soft human tissues are sought to provide realistic experimental devices to simulate the human bodys response to

Frequency-selective contrast on variably doped p-type silicon with a scanning microwave microscope

May 14, 2012

Author(s)

Atif A. Imtiaz, Thomas M. Wallis, SangHyun S. Lim, H. Tanbakuchi, H-P Huber, A. Hornung, P. Hinterdorfer, J. Smoliner, F. Kienberger, Pavel Kabos

We report frequency dependent contrast in d(S11)/dV measurements of a variably doped p-type silicon sample in the frequency range from 2GHz to 18GHz. The

Methodology for Formulating Diesel Surrogate Fuels with Accurate Compositional, Ignition-Quality, and Volatility Characteristics

May 14, 2012

Author(s)

Charles J. Mueller, William J. Cannella, Thomas J. Bruno, Bruce Bunting, Heather Dettman, James A. Franz, Marcia L. Huber, Mani Natarajan, William J. Pitz, Matthew A. Ratcliff, Ken Wright

In this work a novel approach is developed to formulate surrogate fuels having characteristics that are representative of diesel fuels produced from real-world

Methanol, Ethanol, and Hydrogen Sensing using Metal-Oxide and Metal (TiO subscript 2-Pt) Composite Nanoclusters on GaN Nanowires: A New Route towards Tailoring the Selectivity of Nanowire-Nanocluster based Chemical Sensors.

May 12, 2012

Author(s)

Geetha G. Aluri, Abhishek Motayed, Albert Davydov, Vladimir Oleshko, Kristine A. Bertness, Norman Sanford, Mulpuri V. Rao

We demonstrate a new method for tailoring the selectivity of chemical sensors using nanowires decorated with multicomponent nanoclusters (metal and metal-oxide)

Thermodynamic properties of 9-fluorenone: Mutual validation of experimental and computational results

May 11, 2012

Author(s)

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

Measurements leading to the calculation of thermodynamic properties for 9-fluorenone (IUPAC name 9H fluoren 9 one and Chemical Abstracts registry number [486-25

Formation of dAMP-glycerol and dAMP-Tris derivatives by the Thermococcus kodakaraensis DNA primase

May 11, 2012

Author(s)

Zvi Kelman, John P. Marino, Jerard Hurwitz, Wiebke Chemnitz Galal, Miao Pan, Gary Giulian, Wei Yuan, Shuwei Li

In the presence of dATP, glycerol and Tris buffer, the DNA primase isolated from Thermococcus kodakaraensis (Tk) catalyzed the formation of two products that

Characterization of the DNA primase complex isolated from the archaeon, Thermococcus kodakaraensis.

May 11, 2012

Author(s)

Zvi Kelman, Jerard Hurwitz, Wiebke Chemnitz Galal, Miao Pan

In most organisms, DNA replication is initiated by DNA primases which synthesize primers that are elongated by DNA polymerases. In this report we describe the

Neutron reflectivity characterization of the photoacid reaction-diffusion latent and developed images of molecular resists for extreme-ultraviolet lithography

May 11, 2012

Author(s)

Vivek M. Prabhu, Shuhui Kang, Wen-Li Wu, Sushil K. Satija, Christopher K. Ober, Jing Sha, Peter V. Bonnesen

Lithographic feature size requirements have approached a few radius of gyration of chemically-amplified photoresist polymers used in thin film patterning

Measurement of the absorbed dose distribution near Ir192 intravascular brachytherapy seed using a high spatial resolution gel dosimetry system

May 10, 2012

Author(s)

Ronaldo Minniti, G. Massillon, Michael G. Mitch, Christopher G. Soares

The absorbed dose distribution at sub-millimeter distances from the Best single 192Ir intravascular brachytherapy seed was measured using a high spatial

The Pan-STARRS1 Photometric System

May 10, 2012

Author(s)

J. L. Tonry, Christopher W. Stubbs, Keith R. Lykke, Peter Doherty, I. S. Shivvers, W. S. Burgett, K. C. Chambers, K. W. Hodapp, N. Kaiser, R -. Kudritzki, E. A. Magnier, J. S. Morgan, P. A. Price, R. J. Wainscoat

The Pan-STARRS1 survey is collecting multi-epoch, multi-color observations of the sky north of declination −30 to unprecedented depths. These data are being

Designing Microarrays Phantoms for Hyperspectral Imaging Validation

May 9, 2012

Author(s)

Matthew L. Clarke, Ji Y. Lee, Daniel V. Samarov, David W. Allen, Maritoni A. Litorja, Ralph Nossal, Jeeseong Hwang

The simple design of custom-tailored microarrays for the characterization of hyperspectral imaging systems and analysis methods for biologically relevant

Algorithm Validation Using Multicolor Phantoms

May 9, 2012

Author(s)

Daniel V. Samarov, Matthew L. Clarke, Ji Y. Lee, David W. Allen, Maritoni A. Litorja, Jeeseong Hwang

We present a framework for hyperspectral image (HSI) analysis validation, specifically abundance fraction estimation based on HSI measurements of water soluble

Fabrication and Characterization of a Multilayered Optical Tissue Model with Embedded Scattering Microspheres in Polymeric Materials

May 9, 2012

Author(s)

Robert C. Chang, Peter M. Johnson, Christopher M. Stafford, Jeeseong Hwang

We report on a novel fabrication approach to build multilayered optical tissue phantoms that serve as independently validated test targets for axial resolution

Qualitative and Quantitative Approaches in Comprehensive Two-Dimensional Gas Chromatography

May 9, 2012

Author(s)

Jacolin A. Murray

Comprehensive two-dimensional gas chromatography (GCXGC) offers advantages over one-dimensional gas chromatography (GC) including, high peak capacity, signal

Quantitative Viscoelastic Mapping of Polyolefin Blends with Contact Resonance Atomic Force Microscopy

May 9, 2012

Author(s)

Dalia Yablon, Anil Gannepalli, Roger Proksch, Jason Killgore, Donna C. Hurley, Andy Tsou

The storage modulus (E') and loss modulus (E") of polyolefin blends have been mapped on the nanoscale with contact resonance force microscopy (CR-FM), a dynamic

Structure and stability of hydrated ß-MnO2 surfaces

May 9, 2012

Author(s)

Gloria A. Oxford, Anne M. Chaka

Hydration of the β-MnO2 (110), (100), and (101) surfaces is investigated using a combination of periodic density functional theory and ab initio thermodynamics

Probing the Water Content in Polymer Electrolyte Fuel Cells Using Neutron Radiography

May 8, 2012

Author(s)

Daniel S. Hussey, Jeffrey Mishler, Yun Wang, Rangachary Mukundan, Jacob Spendelow, Rodney Borup

This in-situ study examines the water content in polymer electrolyte fuel cells (PEFCs) using neutron radiography. Various conditions such as different

Reducing Set Retardation in High Volume Fly Ash Mixtures with the Use of Limestone: Improving Constructability for Sustainability

May 8, 2012

Author(s)

Dale P. Bentz

From a sustainability perspective, high volume fly ash (HVFA) concretes are attractive not only because of the reduction in cement content and its associated

Magnetization dynamics induced by in-plane currents in ultrathin magnetic nanostructures with Rashba spin-orbit coupling

May 8, 2012

Author(s)

Kyoung-Whan Kim, Soo-Man Seo, Jisu Ryu, Kyung Jin Lee, Hyun-Woo Lee

Thin ferromagnetic layers with broken structural inversion symmetry are subject to the Rashba spin-orbit coupling. We examine effects of the Rashba spin-orbit