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Journals

Methane-water cross second virial coefficient with quantum corrections from an ab initio potential

July 6, 2006

Author(s)

Omololu Akin-Ojo, Allan H. Harvey, Krzysztof Szalewicz

We present our calculations of the cross second virial coefficient (B12) and of a related quantity, (phi)12 = B12 - TdB12/dT, for the methane?water system in...

Effect of Self-Assembled Monolayer Film Order on Nanofriction

July 6, 2006

Author(s)

S Sambasivan, S Hsieh, Daniel A. Fischer, Stephen M. Hsu

Friction at the nanoscale has become a significant challenge for microsystems, including MEMS, NEMS and other devices. At nanoscale, lateral loading often...

Solution and surface composition gradients via microfluidic confinement: Fabrication of a statistical-copolymer-brush composition gradient

July 6, 2006

Author(s)

Chong Xu, Susan E. Barnes, T Y. Wu, Daniel A. Fischer, Dean DeLongchamp, J Batteas, Kathryn Beers

Breakup of a Fluid Thread in a Confined Geometry: Droplet-Plug Transition Perturbation Sensitivity and Kinetic Stabilization With Confinement

July 5, 2006

Author(s)

John G. Hagedorn, N S. Martys, J F. Douglas

We investigate the influence of geometrical confinement on the breakup of long fluid threads in the absence of imposed flow using a Lattice Boltzmann model. Our...

Electrodeposition of Copper in the PE-PEG-C1-SPS Additive System Reduction of Overfill Bump Formation During Cu Superfilling

July 5, 2006

Author(s)

Soo K. Kim, Daniel Josell, Thomas P. Moffat

The impact of Polyethyleneimine (PEI), a weak cationic polyelectrolyte, on the kinetics of copper deposition in the presence of additives used for superfill of...

Characterization of Submerged-Arc Welds From the World Trade Center Towers: As-Deposited Welds and Failures Associated With Impact Damage of the Exterior Columns

July 3, 2006

Author(s)

Stephen W. Banovic, Thomas A. Siewert

Intact and aircraft impact-damaged welds from the exterior columns of the World Trade Center towers were evaluated. The fillet welds joining the various steel...

New NIST-traceable Standards for Calibration and Validation of Differential Scanning Calorimetry

July 3, 2006

Author(s)

Donald G. Archer

Several reference materials and associated reference values have been recommended for the purposes of calibration and/or validation of differential scanning...

Metrology for EUV Lithography Sources and Tools

July 3, 2006

Author(s)

Steven E. Grantham, Charles S. Tarrio, Robert E. Vest, Thomas B. Lucatorto

Stochastic Finite Element Method (FEM) Design of Experiments for Pressure Vessel and Piping (PVP) Decision Making.

July 3, 2006

Author(s)

Jeffrey Fong, James J. Filliben, Roland deWit, Richard J. Fields, Barry Bernstein

Simulation and experimental characterization of electroosmotic flow in surface modified channels

July 1, 2006

Author(s)

S. Krishnamoorthy, J. Feng, A. C. Henry, Laurie E. Locascio, J. Hickman, S. Sundaram

Covalent surface modification techniques, in particular surface oxidation procedures, have been employed as a mean to modify polymer microfluidic channels for...

Advances in Huntington's disease diagnostics: development of a standard reference material

July 1, 2006

Author(s)

Barbara C. Levin, Kristy L. Richie, J P. Jakupciak

Mechanism and Rate Constants for the Decomposition of 1-Pentenyl Radicals

July 1, 2006

Author(s)

Wing Tsang

This paper is concerned with the mechanisms and rate constants for decomposition of 1-penten-3-yl , 1-penten-4-yl and 1-penten-5-yl radicals. They are formed...

A Methodology for Detecting Interfacial Debonding in Clay/Epoxy Nanocomposites

July 1, 2006

Author(s)

Jae Hyun Kim, Gale A. Holmes, Chad R. Snyder

SIMS Depth Profiling of Polymer Blends With Protein Based Drugs

July 1, 2006

Author(s)

Christine M. Mahoney, J Yu, Albert J. Fahey, J Gardella

The use of SF5+ cluster ions for depth profiling has been successful for polymer-drug mixtures and polymer blends. This study reports results of the surface and...

3D Molecular Imaging SIMS

July 1, 2006

Author(s)

John G. Gillen, Albert J. Fahey, M Wagner, Christine M. Mahoney

Thin monolayer and bilayer filsm of spin cast poly(methyl methacrylate) (PMMA), poly(2-hydroxyethyl methacrylate) (PHEMA), poly(lactic) acid (PLA) and PLA doped...

Characterization of Drug-Eluting Stent (DES) Materials With Cluster Secondary Ion Mass Spectrometry (SIMS)

July 1, 2006

Author(s)

Christine M. Mahoney, Martin McDermott

Secondary Ion Mass Spectrometry (SIMS) employing an SF5+ polyatomic primary ion source was utilized to analyze several materials commonly used in drug eluting...

Temperature-Controlled Depth Profiling in Polymeric Biomaterials Using Cluster Secondary Ion Mass Spectrometry

July 1, 2006

Author(s)

Christine M. Mahoney, Albert J. Fahey, John G. Gillen, Chang Xu, J Batteas

Secondary Ion Mass Spectrometry (SIMS) employing an SF5+ polyatomic primary ion source was used to depth profile through various polymeric biomaterials at a...

Performance of a C₆₀+ Ion Source on a Dynamic SIMS Instrument

July 1, 2006

Author(s)

Albert J. Fahey, John G. Gillen, P Chi, Christine M. Mahoney

An IonOptika [1] C60+ ion source has been fitted onto a CAMECA [1] ims-4f. Stable ion beams of C60+ and C602+ have been obtained with typical currents...

Evaluation of the Shapes of Auger- and Secondary-Electron Linescans Across Interfaces With the Logistic Function

July 1, 2006

Author(s)

Scott A. Wight, Cedric J. Powell

We report on the use of the extended logistic function for fitting Auger-electron (AE) and secondary-electron (SE) linescans. Such fits provide convenient and...

Extended EUV and UV Spectrum of Ne II

July 1, 2006

Author(s)

Alexander Kramida, C M. Brown, Uri Feldman, Joseph Reader

The extreme ultraviolet (EUV) spectrum of Ne emitted by a Penning discharge has been recorded at high resolution with a 10.7 m grazing incidence spectrometer...

Time Signal Stations

July 1, 2006

Author(s)

Michael A. Lombardi

A review article that looks at the history of time signal stations, beginning with the first radio experiments in the 1890's and continuing to the present day...

Transition From Direct Tunneling to Field Emission in Metal-Molecule-Metal Junctions

July 1, 2006

Author(s)

J M. Beebe, BongSoo Kim, John William Gadzuk, C D. Frisbie, James G. Kushmerick

Current-voltage measurements of metal-molecule-metal tunnel junctions formed from p-conjugated thiols exhibit an inflection point on a plot of ln(I/V2) against...

A Compact Design of Temperature Gradient Furnace for Synchrotron Microradiography

July 1, 2006

Author(s)

B Li, H D. Brody, David R. Black, H E. Burdette, C Rau

Effect of self-assembled monolayer film order on nanofriction

July 1, 2006

Author(s)

S Sambasivan, S Hsieh, Daniel A. Fischer, Stephen M. Hsu

NEXAFS Characterization of DNA Components and Molecular-Orientation of Surface-Bound DNA Oligomers

July 1, 2006

Author(s)

N T. Samuel, C -. Lee, L J. Gamble, Daniel A. Fischer, David G. Castner

Generation of Hierarchical Topologies from Photocrosslinkable, Particle-Stabilized Emulsions

July 1, 2006

Author(s)

Jason J. Benkoski, Haiqing Hu, Alamgir Karim

We describe a way to obtain biomimetic, hierarchical surface morphologies while maintaining independent control over each generation of the topological...

Laser Transition Probabilities in Xe I

July 1, 2006

Author(s)

Abhijit Dasgupta, J P. Apruzes, O Zatsarinny, K Bartschat, Charlotte F. Fischer

The atomic xenon laser is among the most efficient and powerful of the near-infrared gas lasers, especiallywhen pumped by molecular ions in an Ar-Xe mixture...

Nucleation and Cavitation of Spherical, Cylindrical, and Slab-Like Droplets and Bubbles in Small Systems

July 1, 2006

Author(s)

Luis G. MacDowell, Vincent K. Shen, Jeffrey R. Errington

We employ a capillary drop model and obtain analytical results that allow us to predict the shape of subcritical isotherms inside the coexistence region of...

The Film Boiling Reactor: A New Environment for Chemical Processing

July 1, 2006

Author(s)

Bryan J. Urban, Charles T. Avedisian, Wing Tsang

A new platform, based on film boiling, is described for chemical processing by catalytic decomposition of organic liquids. A model for conversion of pure...

Modeling and Simulation of Nanometer Scale Copper Resistivity

July 1, 2006

Author(s)

Emre Yarimbiyik, Harry A. Scahfft, Richard A. Allen, Mona E. Zaghloul

A highly flexible simulation program to calculate the resistivity of thin films and lines with various line widths has been developed. The program takes into...

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