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Journals

Progress in Quantitative Surface Analysis by X-ray Photoelectron Spectroscopy: Current Status and Perspectives

May 14, 2009

Author(s)

Cedric J. Powell, Aleksander Jablonski

We give a survey of information needed for quantitative surface analyses by X-ray photoelectron spectroscopy (XPS). We describe four terms (the inelastic mean...

Multi-channel modeling of the formation of vibrationally cold polar KRb molecules.

May 14, 2009

Author(s)

Svetlana Kotochigova, Eite Tiesinga, Paul S. Julienne

We describe the theoretical advances that influenced the experimental creation of vibrationally and translationally cold polar 40K87Rb molecules [Nature Phys. 4...

Rotation induced superfluid-normal phase separation in trapped Fermi gases

May 13, 2009

Author(s)

Menderes Iskin, Eite Tiesinga

We use the Bogoliubov-de Gennes formalism to analyze the effects of adiabatic rotation on the ground state phases of harmonically trapped Fermi gases. We find...

Modification of PET surfaces with self-assembled monolayers of organosilane precursors

May 13, 2009

Author(s)

Daniel A. Fischer, Ali Ozcam, Kirill Effimenko, Cherno Jaye, Richard Spontak, Jan Genzer

We report on a facile, robust and rapid method by which poly(ethylene terephthalate) (PET) surfaces can be chemically modified while avoiding chemical...

Time domain measurement of phase noise in a spin torque oscillator

May 13, 2009

Author(s)

Mark W. Keller, Anthony B. Kos, Thomas J. Silva, William H. Rippard, Matthew R. Pufall

We measure phase noise from the zero crossings of the voltage vs. time waveform of a spin torque nanocontact oscillating in a vortex mode. The power spectrum of...

Interoperable Supply-Chain Applications: Message Metamodel-based Semantic Reconciliation of B2B Messages

May 13, 2009

Author(s)

Marko Vujasinovic, Edward J. Barkmeyer Jr., Nenad Ivezic, Zoran Marjanovic

Supply-chain applications exchange numerous electronic business-to-business (B2B) messages of varied types. Often, the supply-chain applications need to...

Spectroscopic Line Parameters of Water Vapor for Rotation-Vibration Transitions near 7180 cm^(-1)

May 13, 2009

Author(s)

Daniel Lisak, Daniel K. Havey, Joseph T. Hodges

We present low uncertainty measurements of line parameters for fifteen rotation-vibration transitions of water vapor in the wave number range 7170.27 cm^(-1) to...

Linking Air and Vacuum Mass Measurement by Magnetic Levitation

May 12, 2009

Author(s)

Zeina J. Kubarych, Patrick J. Abbott, Edwin R. Williams, Ruimin Liu, Vincent J. Lee, Hung-Kung Liu

This paper describes a new approach to directly link air and vacuum mass measurements using magnetic levitation techniques. This procedure provides direct...

Detection of circular polarization in light scattered from photosynthetic microbes

May 12, 2009

Author(s)

William Sparks, James H. Hough, Thomas Germer, Feng Chen, Shiladitya DasSarma, Priya DasSarma, Frank Robb, Nadine Manset, Ludmilla Kolokolova, Neill Reid, F. D. Macchetto, William Martin

The identification of a universal biosignature that could be sensed remotely is critical to the prospects for success in the search for life elsewhere in the...

Grain boundaries exhibit the dynamics of glass-forming liquids

May 12, 2009

Author(s)

James A. Warren, Jack F. Douglas, Xuhang Tong, David J. Srolovitz

Polycrystalline materials are composites of crystalline particles or grains separated by thin amorphous grain boundaries (GBs). Although GBs have been...

Dipolar Chains formed by synthesized cobalt nanocubes

May 11, 2009

Author(s)

Guangjun Cheng, Robert D. Shull, Angela R. Hight Walker

Cobalt nanocubes with an average edge length of 50 nm and the epsilon crystalline structure were synthesized via thermo-decomposition in 1,2-dichlorobenzene at...

Measurement of Small Birefringence and Loss in a Nonlinear Single-mode Waveguide

May 11, 2009

Author(s)

Daniel Rogers, Charles W. Clark, Christopher Richardson, Julius Goldhar

We design and fabricate a birefringent semiconductor waveguide for application to nonlinear photonics, demonstrating that it is possible to engineer a small...

Near Edge X-Ray Absorption Fine Structure Spectroscopy Studies of Single-Crystalline V2O5 Nanowire Arrays

May 7, 2009

Author(s)

Daniel A. Fischer, J Velasquez, Cherno Jaye, S Banerjee

Near edge X-ray absorption fine structure (NEXAFS) spectroscopy is used to precisely probe the alignment, uniformity in crystal growth direction, and electronic...

A High-throughput Screening System for Thermoelectric Material Exploration Based on Combinatorial Film Approach

May 7, 2009

Author(s)

Makoto Otani, Evan L. Thomas, Winnie Wong-Ng, Peter K. Schenck, Nathan Lowhorn, Martin L. Green, Hiroyuki Ohguchi

A high-throughput system that consists of a combinatorial tool (a sputtering deposition tool and a pulsed laser deposition tool) and two property screening...

Weighted Means Statistics in Interlaboratory Studies

May 6, 2009

Author(s)

Andrew L. Rukhin

The usefulness of weighted means statistics as a consensus mean estimator in collaborative studies is discussed. A random effects model designed to combine...

Limestone Fillers to Conserve Cement in Low w/cm Concretes: An Analysis Based on Powers Model

May 5, 2009

Author(s)

Dale P. Bentz

Green concrete has become a rallying cry for the 21st century. In addition to field performance, concrete mixtures are now also judged by their energy...

Oligo(ethylene oxide) Self-Assembled Monolayers, with Self-limiting Packing Densities for the Inhibition of Nonspecific Protein Adsorption

May 5, 2009

Author(s)

David J. Vanderah, Ryan Vierling, Marlon L. Walker

We have created a molecule that forms self-assembled monolayers (SAMs) on Au possessing the characteristics for inhibition of nonspecific protein adsorption, i...

Raman and electron microscopy analysis of carbon nanotubes exposed to high power laser irradiance

May 5, 2009

Author(s)

John H. Lehman, Christopher L. Cromer, Krishna Ramadurai, Roop Mahajan, Anne Dillon

High power laser radiometry requires efficient and damage-resistant detectors. The current study explores the evolving nature of carbon nanotube coatings for...

A Fiber Placement Device and Methodology for preparing 2-D and 3-D Combinatorial Microcomposites

May 5, 2009

Author(s)

Jae Hyun Kim, John W. Hettenhouser, Chang K. Moon, Gale A. Holmes

A fiber placement device is described and methodology is given for proparing two dimensional and three dimensional combinatorial microcomposites. Although 2-D...

Spin dynamics and mode structure in nanomagnet arrays: effects of size and thickness on linewidth and damping

May 5, 2009

Author(s)

Justin M. Shaw, Thomas J. Silva, Michael L. Schneider, Robert D. McMichael

We use frequency resolved magneto-optic Kerr effect to probe the spin-dynamics and mode structure in 50 to 200 nm diameter Ni 80Fe 20 nanomagnets ranging from 3...

Highly Ordered Self-Assembly of 1D Nanoparticles in Phospholipids Driven by Curvature and Electrostatic Interaction

May 4, 2009

Author(s)

Tae-Hwan Kim, Shin-Hyun Kang, Changwoo Doe, Jun-Bo Sim, Jehan Kim, Steven Kline, Sung-Min Choi

Self-assembly of 1D nanoparticles such as carbon nanotubes or nanorods into highly ordered superstructures using various interactions has been of great interest...

Phonon softening and anomalous mode near the x_c = 0.5 quantum critical point inCa_2-xSr_xRuO₄

May 4, 2009

Author(s)

R. G. Moore, M. D. Lumsden, M. B. Stone, Jiandi Zhang, Ying Chen, Jeffrey Lynn, R. Jin, D Mandrus, E. W. Plummer

Inelastic neutron scattering is used to measure the temperature-dependent phonon dispersion in Ca2−xSrxRuO4(x=0.4,0.6). The in-plane Σ4 octahedral tilt mode...

On the determination of C0 (or A0), D0K, H0K, and some dark states for symmetric-top molecules from infrared spectra without the need for localized perturbations

May 4, 2009

Author(s)

Alfons Weber, Jintao Zhang, Tony Masiello, Thomas A. Blake, J Nibler

For symmetric top molecules, the normal k = 0, l = 0 and k = 1, l = 1 selection rules for parallel and perpendicular bands, respectively, do not allow the...

Strategies for Advanced Applications of Permutation-Inversion Groups to the Microwave Spectra of Molecules with Large Amplitude Motions

May 4, 2009

Author(s)

Jon T. Hougen

This article presents permutation-inversion group-theoretical strategies and recipes that will help a high-resolution molecular spectroscopist attempting to use...

Conflicting Observations Resolved by a Far IR and UV/Vis Study of the NO₃ Radical

May 4, 2009

Author(s)

Helmut Beckers, Helge Willner, Marilyn E. Jacox

By codeposition of NO/Ne and O2/Ne mixtures at 6 K, weakly bound complexes between O2 and NO are formed. They exhibit a strong, structured charge transfer UV...

Quantum radiometry

May 2, 2009

Author(s)

Sergey V. Polyakov, Alan L. Migdall

We review radiometric techniques that take advantage of photon counting and stem from the quantum laws of nature. We present a brief history of metrological...

Calculation of Relative Thermal Elongation of Structural Steels

May 2, 2009

Author(s)

Dilip K. Banerjee, Ursula R. Kattner

In the recent past, there has been a number of studies toward predicting the thermal and structural behavior of components subjected to elevated temperature due...

Electromagnetic Measurements for Counterfeit Detection of Radio-Frequency Identification Cards

May 2, 2009

Author(s)

Henry Romero, Kate Remley, Dylan Williams, Chih-Ming Wang

We investigate a technique for counterfeit detection of radio-frequency identification cards based on the electromagnetic characteristics of the cards rather...

Fourier Transform Spectrometry with a Near Infrared Supercontinuum Source

May 1, 2009

Author(s)

Chris A. Michaels, Tony Masiello, Pamela M. Chu

Optical fiber based supercontinuum light sources combine the brightness of lasers with the broad bandwidth of incandescent lamps and thus are promising...

Single-photon Sources

May 1, 2009

Author(s)

Matthew T. Rakher

Quantum-dot-based single-photon sources are fast and efficient and remain at the forefront of candidates for use in quantum information schemes.

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