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Journals

Pair correlation functions of simple solutes in a Lennard-Jones solvent

November 20, 2008

Author(s)

Yehuda A. Ben Naim, Vincent K. Shen

We have calculated the pair correlation functions for several binary mixtures composed of simple solutes in a Lennard-Jones solvent. In particular, we have

Raman Spectroscopic Determination of Electron Concentration in n-Type GaSb

November 19, 2008

Author(s)

James E. Maslar, Wilbur S. Hurst, C Wang

Phonon-plasmon coupled mode Raman spectra of n-type GaSb were measured at room temperature as a function of electron concentration. These spectra were obtained

Nanoscale thermal mechanical probe determination of softening transitions in thin polymer films

November 19, 2008

Author(s)

Jing N. Zhou, Jack F. Douglas, Alamgir Karim, Chad R. Snyder, Christopher Soles, Brian Berry

We report a quantitative study of softening behavior of glassy polystyrene (PS) films at the 100 nm length scales using nano-thermomechanometry (nano-TM), an

Disordered Nanoparticle Interfaces for Defect-Tolerant Self-Assembly

November 17, 2008

Author(s)

Kevin G. Yager, Brian Berry, Kirt A. Page, Derek L. Patton, Alamgir Karim, Eric J. Amis

Self-assembly is a promising route for controlling the nanoscale structure and material properties of coatings, yet it remains difficult to control the

Soluble Amyloid beta-Oligomers Affect Dielectric Membrane Properties by Bilayer Insertion and Domain Formation: Implications for Cell Toxicity

November 15, 2008

Author(s)

Gintaras Valincius, Frank Heinrich, R Budvytye, David J. Vanderah, Duncan J. McGillivray, Y Sokolov, J E. Hall, Mathias Losche

Cancellation of Vibration-Induced Phase Noise in Optical Fibers

November 15, 2008

Author(s)

Archita Hati, Craig W. Nelson, Jennifer A. Taylor, David A. Howe

Vibration causes mechanical distortions in fiber-optic transmission lines that induce phase fluctuations. A scheme is described which enables electronic

Unusual Heavy-mass Nearly Ferromagnetic State with a Surprisingly Large Wilson Ratio in Double Layered Ruthenates (Sr_1-xCa_x)₃Ru₂O₇

November 14, 2008

Author(s)

Z Qu, L Spinu, H Q. Yuan, V Dobrosavljevic, Wei Bao, Jeffrey Lynn, M Nicklas, J Peng, T J. Liu, F Fobes, E Flesch, Z Q. Mao

We report a very unusual heavy-mass nearly ferromagnetic state with a surprisingly large Wilson ratio Rw (e.g., Rw 700 for x = 0.2) in double layered ruthenates

MEASUREMENT OF COMPLEX CONDUCTIVITY IN CARBON NANOTUBE POLYMER COMPOSITES UNDER MECHANICAL SHEAR

November 14, 2008

Author(s)

Jan Obrzut, Jack F. Douglas

We measured the complex conductivity of carbon nanotube-polypropylene composites under mechanical shear conditions. In order to determine how flow alters the

Preparation and Characterization of Patchy Particles

November 14, 2008

Author(s)

Thuy Chastek, Steven D. Hudson, Vincent A. Hackley

The self-assembled organization of partilces depends on the symmetry of their interactions, and strides are being made in producing nanoaparticles of controlled

Timely Effective Handover Mechanism in Heterogeneous Wireless Networks

November 13, 2008

Author(s)

Sang J. Yoo, David E. Cypher, Nada T. Golmie

Next-generation wireless networks should be able to coordinate and integrate different communication systems. It has been a challenging problem to support a

Mapping the Elastic Properties of Granular Au Films by Contact Resonance Atomic Force Microscopy

November 13, 2008

Author(s)

Gheorghe Stan, Robert F. Cook

Endowed with nanoscale spatial resolution, contact resonance atomic force microscopy (CR-AFM) provides extremely localized elastic property measurements. We

Testing Randomness via Aperiodic Words

November 11, 2008

Author(s)

Andrew L. Rukhin, Z Volkovich

The properties of statistical procedures based on numbers of occurrences of aperiodic patterns in a random text are summarized. The asymptotic formulas for the

Self-Assembly in a Polymer Matrix and its Impact on Phase Separation

November 11, 2008

Author(s)

Jack F. Douglas, Jacek Dudowicz, Karl Freed

Molecular self-assembly often occurs in the presence of long chain polymers, and we develop a theory to describe the competition between self-assembly and phase

Rheological Properties of Cement Pastes: A Discussion of Structure Formation and Mechanical Property Development

November 11, 2008

Author(s)

Gaurav Sant, Chiara C. Ferraris, Jason Weiss

The objective of this paper is to examine the evolution of rheological properties (e.g. yield stress) and to evaluate the use of these properties as a way to

A Low Cost Fiducial Reference for Computed Tomography

November 11, 2008

Author(s)

Zachary H. Levine, Steven Grantham, Daniel S. Sawyer, Anthony P. Reeves, David F. Yankelevitz

Rationale and Objectives. To detect the growth in lesions, it is necessary to ensure that the apparent changes in size are above the noise floor of the system

An Evaluation of Description Logic for the Development of Product Models

November 10, 2008

Author(s)

Xenia Fiorentini, Sudarsan Rachuri, Hyo Won Suh, Jae H. Lee, Ram D. Sriram

The languages and logical formalisms developed by information scientists and logicians concentrate on the theory of languages and logical theorem proving. These

The Infrared Spectroscopy and Photochemistry of NO₃ Trapped in Solid Neon

November 10, 2008

Author(s)

Marilyn E. Jacox, Warren E. Thompson

NO3 can be stabilized in solid neon either by codeposition at 4.3 K of a Ne:O2 mixture with a Ne:NO mixture that had been passed through a microwave discharge

A Semantic-Mediation Architecture for Interoperable Supply-Chain Applications

November 10, 2008

Author(s)

Marko Vujasinovic, Nenad Ivezic, Boonserm Kulvatunyou, Edward J. Barkmeyer Jr., Michele Missikoff, Francesco Taglino, Zuran Marjanovic, Igor Miletic

This paper presents a semantic-mediation architecture that enables standards-based interoperability between heterogeneous supply-chain applications. The

Long-distance entanglement-based quantum key distribution over optical fiber

November 10, 2008

Author(s)

Toshimori Honjo, Sae Woo Nam, Hiroki Takesue, Qiang Zhang, H. Kamada, Y. Nishida, O. Tadanaga, M. Asobe, Burm Baek, Robert Hadfield, Shigehito Miki, Mikio Fujiwara, Masahide Sasaki, Z. Wang, K. Inoue, Yoshihisa Yamamoto

We report the first entanglement-based quantum key distribution (QKD) experiment over a 100-km optical fiber. We used superconducting single photon detectors

Workshop on Measurement Needs for Local-Structure Determination in Inorganic Materials

November 8, 2008

Author(s)

Igor Levin, Terrell A. Vanderah

The functional responses (e.g. dielectric, magnetic, catalytic, etc) of many industrially-relevant materials are controlled by their local structure a term that

Frequency Shifts in an Optical Lattice Clock Due to Magnetic Dipole and Electric-quadrupole Transitions

November 7, 2008

Author(s)

A. V. Taichenachev, V. I. Yudin, V.D. Ovsiannikov, V.G. Pal'chikov, Christopher W. Oates

We report an hitherto undiscovered frequency shift for forbidden J =0 - J =0 clock transitions excited in atoms confined to an optical lattice. These shifts

High resolution 17 keV to 75 keV backlighers for high energy density experiments

November 6, 2008

Author(s)

Lawrence T. Hudson, H.S. Parks, B.R. Maddox, E. Giraldez, P. Hatchett, N. Izumi, M.H. Key, S. LePape, A. MacKinnon, A MacPhee, P.K. Patel, T.W. Phillips, B.A. Remington, John F. Seely, A. Tommasini, R. Town, J. Workman

We have developed 17 keV to 75 keV 1-dimensional and 2-dimensional high-resolution (<10 m) radiography using high-intensity short pulse lasers. High energy K-

Chromatographic Fractionation of SWNT/DNA Dispersions With On-Line Multi Angle Light Scattering

November 6, 2008

Author(s)

Barry J. Bauer, Jeffrey A. Fagan, Erik K. Hobbie, Jae H. Chun, Vardhan Bajpai

Single wall carbon nanotubes (SWNTs) dispersed in aqueous medium by the use of DNA are separated by size using a size exclusion chromatographic (SEC) column. On

Electronic Structure and Chemistry of Iron-Based Metal Oxide Nanostructured Materials: A NEXAFS Investigation of BiFeO3, Bi2Fe4O9, a-Fe2O3, g-Fe2O3, and Fe/Fe3O4

November 6, 2008

Author(s)

Tae-Jin Park, S Sambasivan, Daniel A. Fischer, R Ramesh, J A. Misewich, S S. Wong

We present a systematic and detailed Near Edge X-ray Absorption Fine Structure (NEXAFS) experimental investigation of the electronic structure and chemistry of

Correlation of Local Structure and Electrical Activation in Arsenic Ultra Shallow Junctions in Silicon

November 5, 2008

Author(s)

D. Giubertoni, Giancarlo Pepponi, Salvatore Gennaro, Massimo Bersani, M A. Sahiner, Stephen P. Kelty, Roisin Doherty, Majeed A. Foad, Max Kah, Karen J. Kirkby, Joseph Woicik

The understanding of the behavior of arsenic in highly doped near surface silicon layers is of crucial importance for the formation of N-type Ultra Shallow

Avoided crossings between bound states of ultracold Cesium dimers

November 5, 2008

Author(s)

Jeremy M. Hutson, Eite Tiesinga, Paul S. Julienne

We present a new computational method for calculating bound states of ultracold alkali metal dimers in the presence of magnetic fields. The new method is based

Neutron Scattering Study of the Structural Change Induced by Photopolymerization of AOT/D2O/Dodecyl Acrylate Inverse Microemulsions

November 4, 2008

Author(s)

Kirt A. Page, Jolanta Marszalek, John Pojman

SANS/USANS measurements were used to determine the structural changes induced by photopolymerization of AOT/D2O/(Dodecyl Acrylate) inverse microemulsion systems

Helium Ion Microscopy and its Application to Nanotechnology and Nanometrology

November 4, 2008

Author(s)

Michael T. Postek, Andras Vladar

Strain-Induced Change in Local Structure and its Effect on the Ferromagnetic Properties of La0.5Sr0.5CoO3 Thin Films

November 3, 2008

Author(s)

Joseph C. Woicik, C. K. Xie, J. I. Budnick, W.A. Hines, B.O. Wells

Strained La0.5Sr0.5CoO3 films were epitaxially grown on SrTiO3 and LaAlO3 substrates by pulsed laser deposition. The Co-O bond lengths along in-plane and out-of

Impacts of Information Technologies on Performance: A Cross Study Comparison

November 3, 2008

Author(s)

Yongcheol Kang, William O'Brien, Stephen R. Thomas, Robert E. Chapman

This paper evaluates the use of Information Technology (IT) and its impact on project and company performance in the construction industry. Using project level

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