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Journals

Three-Body Wear of Dental Resin Composites Reinforced With Silica-Fused Whiskers

March 1, 2004

Author(s)

Hockin D. Xu, Janet Quinn, Anthony A. Giuseppetti, F Eichmiller, Edward E. Parry, Gary E. Schumacher

Objective: Recent studies used silica-fused whiskers to increase the strength and toughness of resin composites. This study investigated the three-body wear of...

Influence of Grain Size on the Tensile Creep Behavior of Ytterbium-Containing Silicon Nitride

March 1, 2004

Author(s)

Sheldon M. Wiederhorn, A R D Lopez, William E. Luecke, Michael J. Hoffmann, B Hockey, J French, D C. Yoon

The effect of grain size on the tensile creep of silicon nitride is investigated on two materials, one containing 5 % by volume Yb2O3, the other containing 5 %...

Effect of Chemical Structure and Composition of the Resin Phase on Mechanical Strength and Vinyl Conversion of Amorphous Calcium Phosphate-Based Composites

March 1, 2004

Author(s)

Drago Skrtic, Joseph M. Antonucci, Walter G. McDonough, D W. Liu

The mechanical properties of recently developed bioactive, anti-demineralizaing/remineralizing, amorphous calcium phosphate (ACP)-based composites are in need...

Nonequilibrium Dynamics of Optical-Lattice-Loaded Bose-Einstein-Condensate Atoms: Beyond the Hartree-Fock-Bogoliubov Approximation

March 1, 2004

Author(s)

A M. Rey, B- L. Hu, E Calzetta, A Roura, Charles W. Clark

In this work a two-particle irreducible (2PI) closed-time-path (CTP) effective action is used to describe the nonequilibrium dynamics of a Bose Einstein...

Impact Energy Dependence of SF ₅⁺-Induced Damage in Poly (Methyl Methacrylate) Studied Using Time-of-Flight Secondary Ion Mass Spectrometry

March 1, 2004

Author(s)

M S. Wagner

Ion-induced damage of polymers is a critical factor in the depth profiling of polymer surfaces using polyatomic primary ions. However, little work has been done...

Characterization of Poly(L-Lysine)-graft-Poly (Ethylene Glycol) Assembled Monolayers on Niobium Pentoxide Substrates Using Time-of-Flight Secondary Ion Mass Spectrometry and Multivariate Analysis

March 1, 2004

Author(s)

M S. Wagner, S Pasche, David G. Castner, M Textor

Control of protein adsorption onto solid surfaces is a critical area of biomaterials and biosensors research. Application of high performance surface analysis...

Standards Requirements for Systems Biology Approaches to Health Care: Mitochondrial Proteomics

March 1, 2004

Author(s)

G B. Vasquez, S J. Zullo, Peter E. Barker

NIST played a crucial role in the early days of the Human Genome Project in supporting and rapidly accelerating the pace of sequencing and diagnostics...

The Industrial Fluid Properties Simulation Challenge

March 1, 2004

Author(s)

Raymond D. Mountain, F Case, Anne M. Chaka, Daniel G. Friend, David Frurip, Russell D. Johnson III, J Golab, P Kolar, J Moore, J Olson, Martin Schiller, J Storer

This poster describes the results, activities, and philosophy of the Industrial Fluids Simulation Challenge. The recently completed open competition challenged...

Chemically Functionalized Clay Vinyl Ester Nanocomposites: Effect of Processing Parameters

March 1, 2004

Author(s)

D Yebassa, S Balakrishnan, E Feresenbet, D T. Raghavan, P R. Start, Steven Hudson

We found during the sequencing of these five mtDNA templates that some of the single nucleotide polymorphisms (SNPs) did result in amino acid changes when...

Performance of a feedback-controlled, deterministic source of single Cr atoms

March 1, 2004

Author(s)

S Hill, Jabez J. McClelland

A magneto-optic trap with feedback-controlled loading and loss rates is used to realize a deterministic source of single Cr atoms with single-atom occupation...

Studies of the Microstructure and Properties of Dense Ceramic Coatings Produced by High-Velocity Oxgen-Fuel Combustion Spraying

March 1, 2004

Author(s)

A Kulkarni, J Gutleber, S Sampath, A N. Goland, W B. Lindquist, H Herman, Andrew J. Allen, B A. Dowdy

High-velocity oxygen-fuel (HVOF) spraying stands out among the various processes to improve metal and ceramic coating density and surface characteristics. This...

Comparisons of Propylene and Propyne Catalytic Oxidation on a 10 Angstrom Pt/Al₂O₃ Thin Film Using In-Situ Soft X-Ray Fluorescence Methods

March 1, 2004

Author(s)

D J. Burnett, A M. Gabelnick, A L. Marsh, Daniel A. Fischer, J L. Gland

Propyne and propylene oxidation have been studied on a 1 0 nm Pt/A 1 20 3 thin film catalyst using a combination of synchrotron basedsoft x-ray techniques for...

Cell Seeding into Calcium Phosphate Cement

March 1, 2004

Author(s)

Carl Simon Jr., William F. Guthrie, Francis W. Wang

We have sought to improve calcium phosphate cement by developing a method for seeding bone cells into the cement. Calcium phosphate cement (CPC) is a dry white...

Structural Characterization of Porous Low-K Thin Films Prepared by Different Processing Techniques Using X-Ray Porosimetry

March 1, 2004

Author(s)

V. J. Lee, Christopher Soles, D W. Liu, Barry J. Bauer, Eric K. Lin, Wen-Li Wu, A Grill

Three different types of porous low-k dielectric films, with similar dielectric constants, are characterized using X-ray porosimetry (XRP). XRP is used to...

Finite-Size Effects on Surface Segregation in Polymer Blend Films Above and Below the Critical Point of Phase Separation

March 1, 2004

Author(s)

H Grull, Li Piin Sung, Alamgir Karim, Jack F. Douglas, Sushil K. Satija, Makoto Hayashi, H Jinnai, TT Hashimoto, Charles C. Han

We investigate the influence of temperature and confinement on surface segregation in thin films of deuterated polybutadiene and polyisoprene near the critical...

Brillouin Scattering Studies of Polymeric Nanostructures

March 1, 2004

Author(s)

R Hartschuh, A Mahorowala, Y Ding, J H. Roh, A Kisliuk, Alexei Sokolov, Christopher Soles, Ronald L. Jones, T J. Hu, Wen-Li Wu

Polymers are now being patterned into nanometer-sized features via optical and/or imprint lithography for a range of applications, including semiconductors...

A Numerical Investigation of Aerosol Dynamics in a Wall-Less Reactor

March 1, 2004

Author(s)

D M. Kremer, R W. Davis, Elizabeth F. Moore, S H. Ehrman

This paper describes a numerical investigation of aerosol formation during silane decomposition in a wall-less reactor. The wall-less reactor is amenable to...

The First Industrial Fluid Properties Simulation Challenge

March 1, 2004

Author(s)

F Case, Anne M. Chaka, Daniel G. Friend, David Frurip, J Golab, R Johnson, J Moore, Raymond D. Mountain, J Olson, Martin Schiller, J Storer

The Industrial Fluid Properties Simulation Challenge [1] was established to promote the use of molecular simulation methods to predict industrially relevant...

Report on the 34th IUVSTA Workshop 'XPS: From Spectra to Results - Towards an Expert System'

March 1, 2004

Author(s)

J E. Castle, Cedric J. Powell

A summary is given of a Workshop titled XPS: From Spectra to Results Towards an Expert System that was held in St. Malo, France on April 22-26, 2002 under the...

Effect of Water Vapor on the Combination and Disproportionation of Ethyl Radicals in the Gas Phase

March 1, 2004

Author(s)

P -. Howe, Askar Fahr, Allan H. Laufer

The role of H2O vapor on the disproportionation/combination ratio (kd/kc) of C2H5 radical reactions in the gas phase has been investigated experimentally and...

Enthalpies of Dilution of NdCl₃(aq) at Temperatures from 297.89 K to 372.08 K and an Extended Pitzer Ion-Interaction Model for the NdCl₃ + H₂O System

March 1, 2004

Author(s)

C S. Oakes, J A. Rard, Donald G. Archer

Enthalpy of dilution measurements were made for NdCl 3(aq) over the molality range 0.0080 mol.kg -1 to 2.6883 mol.kg -1 at temperatures from 297.89 K to 372.08...

Faradaic Current Detection During Anodic-Oxidation of the H-Passivatedp-Si(001) Surface With Controlled Relative Humidity

March 1, 2004

Author(s)

H Kuramochi, F Perez-murano, John A. Dagata, H Yokoyama

Excitonic Transitions in B-FeSi₂ epitaxial films and single crystals

March 1, 2004

Author(s)

Anthony G. Birdwell, Thomas J. Shaffner, Deane Chandler-Horowitz, Gyoung H. Buh, W Henrion, M Rebien, P Stauss, G Behr, L Malikova, F H. Pollak, Chris L. Littler, R Glosser, S. Collins

Asymmetric Energy Distribution of Interface Traps in n- & p- MOSFETs with HfO2 Gate Dielectric on Ultra-thin SiON Buffer Layer

March 1, 2004

Author(s)

Jin-Ping Han, Eric M. Vogel, Evgeni Gusev, C. D'Emic, Curt A. Richter, Da-Wei Heh, John S. Suehle

The variable rise/fall-time charge pumping technique has been used to determine the energy distribution of interface trap density (Dit) in MOSFETs with HfO2...

X-ray Microcalorimeter Arrays Fabricated by Surface Micromachining

March 1, 2004

Author(s)

Gene C. Hilton, James A. Beall, Steven Deiker, Leila R. Vale, W.Bertrand (Randy) Doriese, Joern Beyer, Joel Ullom, Carl D. Reintsema, Yizi Xu, Kent D. Irwin

We are developing arrays of Mo/Cu TES-based detectors for use as as x-ray microcalorimeters and sub-mm bolometers. We have fabricated 8 x 8 pixel x-ray...

Temperature Control of Pulse Heated Specimens in a Kolsky Bar Apparatus Using Microsecond Time-Resolved Pyrometry

March 1, 2004

Author(s)

D Basak, Richard L. Rhorer, H W. Yoon, Timothy J. Burns, T Matsumoto

Analysis of maching processes is important in the understanding and improving of manufacturing methods. The modeling of machining processes relies on high...

Single-electron transistor spectroscopy of InGaAs self-assembled quantum dots

March 1, 2004

Author(s)

Kevin Osborn, Mark W. Keller, Richard Mirin

A single-electron transistor (SET) is used to detect tunneling of single electrons into individual InGaAs self-assembled quantum dots (QDs). By using an SET...

Superconformal Deposition and the CEAC Mechanism

February 27, 2004

Author(s)

Thomas P. Moffat, Daniel Wheeler, Daniel Josell

The mechanism and modeling of superconformal film growth used in the electrochemical fabrication of 3-D Cu interconnects is briefly reviewed. The central role...

EBSD Measurement of Strains in GaAs due to Oxidation of Buried AlGaAs Layers

February 27, 2004

Author(s)

T Keller, Alexana Roshko, R.H. Geiss, Kristine A. Bertness, T.P. Quinn

We have characterized elastic strain fields associated with the wet-thermal oxidation of buried Al xGa 1-xAs (x 0.98) layers of thickness 80 nm, situated...

Micellar Affinity Gradient Focusing

February 25, 2004

Author(s)

K M. Balss, P B. Howell, David J. Ross

This report describes a novel method for the concentration and separation of neutral and/or hydrophobic analytes based on a combination of the analytes...

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