Journals

Phosphine Polymerization by Nitric Oxide: Experimental Characterization and Theoretical Predictions of Mechanism

December 22, 2008

Author(s)

Yi-Lei Zhao, Jason W. Flora, Stephen Garrison, Carlos A. Gonzalez, K. N. Houk, Manuel Marquez

A yellow solid material [PxHy] has been obtained in the reaction of phosphine (PH3) and nitric oxide (NO) at room temperature, and characterized by TGA-MS and...

Multiconfiguration Dirac-Hartree-Fock energy levels and transition probabilities for 3d⁵ in Fe IV

December 21, 2008

Author(s)

Charlotte Fischer, R. Rubin, M. Rodriguez

Multiconfiguration Dirac-Hartree-Fock electric quadrupole (E2) and magnetic dipole (M1) transition probabilities are reported for transitions between levels of...

Calibration of Flat 60-Hz Electric Field Probes

December 21, 2008

Author(s)

Martin Misakian

Fiducial Intervals for the Magnitude of a Complex-Valued Quantity

December 19, 2008

Author(s)

Chih-Ming Wang, Hariharan K. Iyer

This paper discusses a fiducial approach for constructing uncertainty intervals for the distance between k normal means and the origin. When k=2 this distance...

Particle Motion During the Compaction of Granular Matter

December 19, 2008

Author(s)

Steven Slotterback, Masahiro Toiya, Leonard Goff, Jack F. Douglas, Wolfgang Losert

We track particle motions in a granular material subjected to compaction using a laser scattering based imaging method where compaction is achieved through...

Matter-wave self-imaging by atomic center-of-mass motion induced interference

December 18, 2008

Author(s)

Ke Li, Lu Deng, Edward W. Hagley, M.S. Zhan, Marvin G. Payne

We demonstrate matter-wave self-imaging in a stationary light field in the non-Raman-Nath limit. We show that in a non-instantaneous pulsed standing wave...

Neutron-Diffraction Measurements of Magnetic Order and a Structural Transition in the Parent BaFe2As2 Compound of FeAs-Based High-Temperature Superconductors

December 17, 2008

Author(s)

Qingzhen Huang, Yiming Qiu, Wei Bao, Mark Green, Jeffrey Lynn, Y. C. Gasparovic, T. Wu, G. Wu, X. H. Chen

The recent discovery of superconductivity in (Ba,K)Fe2As2, which crystallizes in the ThCr2Si2 (122) structure as compared with the LnFeAsO (Ln is lanthanide)...

Elastic Modulus of Faceted Aluminum Nitride Nanotubes Measured by Contact Resonance Atomic Force Microscopy

December 17, 2008

Author(s)

Gheorghe Stan, C Ciobanu, Timothy Thayer, George Wang, Randall Creighton, Premsagar P. Kavuri, Leonid A. Bendersky, Robert F. Cook

A new methodology for determining the radial elastic modulus of a one-dimensional nanostructure laid on a substrate has been developed. The methodology consists...

Polaron Formation in the Optimarlly Doped Ferromagnetic Maganites La_0.7Sr_0.3MnOd3^ and La^0.7Bx^0.3MnO₃

December 17, 2008

Author(s)

Ying Chen, Benjamin Ueland, Jeffrey W. Lynn, G.L. Bychkov, S.N. Barilo, Y.M. Mukovskii

The nature of the polarons in the optimally doped colossal magnetoresistive (CMR) materials La 0.7Ba 0.3 (LBMO and La 0.7Sr 0.3MnO 3 (LSMO is studied by elastic...

Comments on "Excess molar volumes and excess viscosities for mixtures of N,N-dimethylformamide with methanol, ethanol and 2-propanol at different temperatures" by M. M. H. Bhuiyan and M. H. Uddin, J. Mol. Liquids, 138(2008)1-3, 139 146

December 16, 2008

Author(s)

Arno R. Laesecke

**This is a letter to the editor of the Journal of Molecular Liquids**

Self Assembly of Highly Ordered Nanowires in Biological Suspensions of Single-Wall Carbon Nanotubes

December 16, 2008

Author(s)

Erik K. Hobbie, Jeffrey A. Fagan, Matthew Becker, Steven D. Hudson

We demonstrate the directed self-assembly of highly-ordered nanowires of single-wall carbon nanotubes (SWNTs) in aqueous biological suspensions. Macroscopically...

Synchronization monitoring of I/Q data and pulse carving misalignment for a parallel-type 20-Gb/s RZ-DQPSK transmitter by measuring RF clock tone/low frequency power

December 15, 2008

Author(s)

Jeffrey A. Jargon, Xiaoxia Wu, Laurie Christian, Bo Zhang, Wei-Ren Peng, Jeng-Yuan Yang, Lin Zhang, Scott Nuccio, Loukas Paraschis, Alan Willner

We experimentally demonstrate a technique for monitoring the time misalignment of in-phase/quadrature (I/Q) data streams and pulse carver/data in a 20-Gb/s...

Determination of Protein Aggregation with Differential Mobility Analysis: Application to IgG Antibody

December 15, 2008

Author(s)

Leonard F. Pease III, John T. Elliott, De-Hao D. Tsai, Michael R. Zachariah, Michael J. Tarlov

Here we describe the use of electrospray differential mobility analysis (ES-DMA), also known as gas-phase electrophoretic mobility molecular analysis (GEMMA)...

Measurement of formamidopyrimidines in DNA

December 15, 2008

Author(s)

Pawel Jaruga, Guldal Kirkali, Miral M. Dizdar

Formamidopyrimidines, 4,6-diamino-5-formamidopyrimidine (FapyAde) and 2,6-diamino-4-hydroxy-5-formamidopyrimidine (FapyGua), are among major lesions in DNA...

Multiplexed "Detectorless" Electrophoresis

December 14, 2008

Author(s)

David Ross, Jason Kralj

A new microfluidic electrophoresis device and technique is described that is designed specifically for multiplexed, high throughput separations. The device...

Comparison of Nanoscale Measurements of Strain and Stress using Electron Back Scattered Diffraction and Confocal Raman Microscopy

December 12, 2008

Author(s)

Mark D. Vaudin, Yvonne B. Gerbig, Stephan J. Stranick, Robert F. Cook

Strains in Si as small as 104 (corresponding to stresses of 10 MPa) have been measured using electron back scatter diffraction (EBSD), with spatial resolution...

Indentation Fracture of Low Dielectric Constant Films, Part I. Experiments and Observations

December 12, 2008

Author(s)

Dylan Morris, Robert F. Cook

Advanced microelectronic interconnection structures will need dielectrics of low permittivity to reduce capacitive delays and crosstalk; but this reduction in...

Mutually consistent thermodynamic potentials for fluid water, ice and seawater: a new standard for oceanography

December 12, 2008

Author(s)

Rainer Feistel, Daniel G. Wright, Kiyoshi Miyagawa, Allan H. Harvey, Jan Hruby, Trevor J. McDougall, David R. Jackett, Wolfgang Wagner

A new seawater standard for oceanographic and engineering applications has been developed that consists of three independent thermodynamic potential functions...

Quantitative Mass Spectrometry and Polydisperse Materials: Creation of an Absolute Molecular Mass Distribution Polymer Standard

December 12, 2008

Author(s)

Charles M. Guttman, Kathleen M. Flynn, William E. Wallace, Anthony J. Kearsley

The certification of an absolute molecular mass distribution polymer Standard Reference Material is described. SRM 2881 is an n octyl initiated, proton...

Fast Extraction of Resonant Vibrational Response from CARS Spectra with Arbitrary Nonresonant Background

December 12, 2008

Author(s)

Yuexin Liu, Young J. Lee, Marcus T. Cicerone

We describe a new, robust method of numerically extracting equivalent Raman spectra from coherent anti-Stokes Raman scattering (CARS) spectra. The extraction...

Oxygen Reduction Kinetics on Electrodeposited Pt, Pt_(100-x)Ni_(x) and Pt_(100-x)Co_(x)

December 10, 2008

Author(s)

Thomas P. Moffat, J Mallett, Sun M. Hwang

The kinetics of the oxygen reduction reaction (ORR) on a series of electrodeposited Pt_(100-x)Ni_(x) and Pt_(100-x) Co_(x)alloy films were examined in...

In Situ Stress and Nanogravimetric Measurements During Underpotential Deposition of Pd on (111)-Textured Au.

December 10, 2008

Author(s)

Gery R. Stafford, Ugo Bertocci

The surface stress associated with the electrodeposition of Pd onto (111)-textured Au cantilever electrodes in 0.1 M H2SO4 supporting electrolyte has been...

Rotationally Resolved Studies of the Exciton Coupled S1/S2 Origin Regions of Diphenylmethane and the d12 Isotopologue

December 9, 2008

Author(s)

David F. Plusquellic, Kevin O. Douglass, Jaime Stearns, Nathan Pillsbury, Timothy Zwier, Christian Muller

Rotationally resolved microwave and ultraviolet spectra of jet-cooled diphenylmethane (DPM) and DPM-d^12 have been obtained in S 0, Sd1 and S2 electronic states...

Scatterometry for in situ measurement of pattern reflow in nanoimprinted polymers

December 9, 2008

Author(s)

Heather J. Patrick, Thomas A. Germer, Yifu Ding, Hyun Wook Ro, Lee J. Richter, Christopher L. Soles

We use optical scatterometry to extract the time evolution of the profile of nanoimprinted lines in low and high molecular mass polymer gratings during reflow...

Rotationally resolved studies of S0 and the exciton coupled S1 /S2 origin regions of diphenylmethane and the d12 isotopologue

December 9, 2008

Author(s)

Jaime Stearns, Aloke Das, Talitha Selby, Timothy Zwier, David F. Plusquellic

Resonant two-photon ionization (R2PI) and dispersed fluorescence (DF) spectroscopy are used to examine the role of torsional motions in the electronic structure...

Development of backlighting sources for Compton radiography diagnostic of Inertial Confinement Fusion targets.

December 8, 2008

Author(s)

Lawrence T. Hudson, A. Tommasini, A MacPhee, D. Hey, T Ma, C. Chen, N Izimi, W Unites, A. MacKinnon, P. Hatchett, B.A. Remington, H.S. Park, P. Springer, J. Koch, O.L. Landen, John F. Seely, G Holland

We present scaled demonstrations of backlighter sources, emitting Bremsstrahlung x rays with photon energies above 75 keV, that we will use to record x-ray...

Dislocation nucleation during nanoindentation of aluminum

December 8, 2008

Author(s)

Richard J. Wagner, Li Ma, Francesca M. Tavazza, Lyle E. Levine

Through multiscale simulations, we explore the influence of an atomically-rough indenter tip on the nucleation of dislocations during nanoindentation of single...

A Scalable Platform for Integrating Horizontal Nanochannels with Known Registries to Microchannels

December 8, 2008

Author(s)

Babak Nikoobakht

A new method for in-situ fabrication of nanochannels is developed which allows adjusting their average pore size to an unprecedented range of 5 nm to 20 nm. It...

Infrared emission imaging as a tool for characterization of hydrogen storage materials

December 6, 2008

Author(s)

H. Oguchi, Edwin J. Heilweil, Daniel Josell, Leonid A. Bendersky

Combinatorial thin films provide an opportunity for studying a variety of properties over a wide range of compositions and microstructures on a single substrate...

Vibrational Density of States Measurement of Hydrogen Trapped at Disolocations in Deformed PdH0.0008

December 5, 2008

Author(s)

Brent J. Heuser, Terrence J. Udovic, Hyunsu Ju

The vibrational density of states (DOS) of hydrogen trapped at dislocations in deformed PdH 0.0008 has been measured at 4 and 295 K with incoherent inelastic...