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Journals

Impacts of Design/Information Technology on Project Outcomes

July 1, 2004

Author(s)

Stephen R. Thomas, S H. Lee, J D. Spencer, R L. Tucker, Robert E. Chapman

This paper describes a collaborative effort by industry, government, and academia to evaluate the use of design/information technology (D/IT) and to relate the...

Electrodeposition of Al-Zr Alloys From the Lewis Acidic Aluminum Chloride-1-Ethyl-3-methylimidazolium Chloride Melt

July 1, 2004

Author(s)

T Tsuda, C L. Hussey, Gery R. Stafford, O Kongstein

The electrochemistry of Zr(IV) and Zr(II) and the electrodeposition of Al-Zr alloys were examined in the Lewis acidic 66.7-33.3 mole percent aluminum chloride-1...

Continuum Dyson's Equation and Defect Green's Function in a Heterogeneous Anisotropic Solid

July 1, 2004

Author(s)

B Yang, Vinod Tewary

Continuum Dyson's equation and defect Green's function (GF) in a heterogeneous, anisotropic and linearly elastic solid under homogeneous boundary conditions...

Fracture Toughness Measurement of Chromium Nitride Films on Brass

July 1, 2004

Author(s)

M Krishnamurthy, Ivar E. Reimanis, J Berger, Elizabeth S. Drexler

Two methods of measureing the fracture toughness of films are critically examined using well-characterized films of CrN and Cr 2N approximately 6(mu)m in...

Adhesion and Friction Studies of Silicon and Hydrophobic and Low Friction Films and Investigation of Scale Effects

July 1, 2004

Author(s)

Bharat Bhushan, H Liu, Stephen M. Hsu

Tribological properties are crucial to the reliability of microelectromechanical systems/nanoelectromechanical systems (MEMS/NEMS). In this study, adhesion and...

Microstructure-Property Correlations in Industrial Thermal Barrier Coatings

July 1, 2004

Author(s)

A Kulkarni, A N. Goland, H Herman, Andrew J. Allen, J Ilavsky, Gabrielle G. Long, C A. Johnson, J A. Ruud

This paper describes the results from multidisciplinary characterization/scattering techniques employed for the quantitative characterization of industrial...

Synthesis and Characterization of PEG Dimethacrylates and their Hydrogels

July 1, 2004

Author(s)

Sheng Lin-Gibson, S Bencherif, James A. Cooper, S Wetzel, Joseph M. Antonucci, Brandon M. Vogel, F Horkay, N. R. Washburn

Facile synthesis and detailed characterization of photo-polymerizable and biocompatible poly(ethylene glycol) dimethacrylates (PEGDM) and poly(ethylene glycol)...

Electrical Properties of Superfilled Sub-Micrometer Silver Metallizations

July 1, 2004

Author(s)

Daniel Josell, C +. Burkhard, David R. Kelley, Yi-Wen Cheng, R R. Keller, John E. Bonevich, Y Li, B C. Baker, C A. Witt, Thomas P. Moffat

Extreme-Ultraviolet Efficiency Measurements of Freestanding Transmission Gratings

July 1, 2004

Author(s)

D R. McMullin, D L. Judge, Charles Tarrio, Robert E. Vest, F Hanser

We report the results of transmission and diffraction measurements at EUV wavelengths (4-30 nm) for two gratings, one with a line density of 5000 mm -1 and the...

Emissivity Modeling of Thermal Radiation Sources With Concentric Grooves

July 1, 2004

Author(s)

A Prokhorov, Sergey Mekhontsev, Leonard Hanssen

Monte Carlo based specialized software has been applied to the statistical modeling of effective emissivity of radiators with concentric grooves of trapezoidal...

Green Bank Telescope Detection of New Interstellar Aldehydes: Propenal and Propanal

July 1, 2004

Author(s)

J M. Hollis, P R. Jewell, Francis J. Lovas, A Remijan, H Mollendal

The new interstellar molecules propenal (CH2CHCHO) and propanal (CH3CH2CHO) have been detected largely in absorption toward the star-forming region Sagittarius...

Differential Cross Sections for Elastic Scattering of Electrons by Atoms and Solids

July 1, 2004

Author(s)

Aleksander Jablonski, Francesc Salvat, Cedric J. Powell

Differential cross sections (DCSs) for elastic scattering of electrons by neutral atoms are extensively used in studies of electron transport in solids and...

Calibration of Microhotplate Conductometric Gas Sensors by Non-Linear Multivariate Regression Methods

July 1, 2004

Author(s)

B K. Dable, K S. Booksh, Richard E. Cavicchi, Stephen Semancik

This paper presents the first demonstration of quantitative multicomponent multivariate calibration of microhotplate conductometric sensors for binary and...

Thermally-Treated Clay as a Stationary Phase in Liquid Chromatography

July 1, 2004

Author(s)

K E. Miller, Thomas J. Bruno

Spray-dried, spherical synthetic hectorite particles are thermally-treated andised as adsorbent materials in reversed-phase high pressure liquid chromatography...

NIST Bullet Signature Measurement System for RM (Reference Material) 8240 Standard Bullets

July 1, 2004

Author(s)

Li Ma, Jun-Feng Song, Eric P. Whitenton, Theodore V. Vorburger, J Zhou, A Zheng

A bullet signature measurement system based on a stylus instrument was developed at the National Institute of Standards and Technology (NIST) for the signature...

On the Measurement of Two-Photon Single-Mode Coupling Efficiency in Parametric Down-Conversion Photon Sources

July 1, 2004

Author(s)

Stefania Castelletto, Ivo P. Degiovanni, Alan L. Migdall, M J. Ware

Photon-based quantum information schemes have increased the need for light sources that produce individual photons, with many such schemes relying on optical...

1 A and 120 mA Thin Film Multijunction Thermal Converters

June 28, 2004

Author(s)

H. Laiz, Thomas F. Wunsch, Joseph R. Kinard Jr., Thomas E. Lipe Jr.

We report on the development of thin-film multijunction thermal converters for the measurement of ac current without relying on parallel current shunts. The...

Hydrogen Uptake by High Purity Niobium Studied by Nuclear Analytical Methods.

June 28, 2004

Author(s)

Heather H. Chen-Mayer, Richard E. Ricker

Reduction of Large Hysteresis Losses in the Gd₅uGe₂uSi₂u Magnetic Refrigerant Compound by a Small Alloying Addition of Iron

June 24, 2004

Author(s)

Virgil Provenzano, Alexander J. Shapiro, Robert D. Shull

This paper describes the discovery of an effective and straightforward method for reducing (by more than 90 percent) the large hysteresis losses observed in the...

Near Elimination of Large Hystersis Losses in the Gd5Ge2S12 Magnetic Refrigerant Compound by a Small Alloying Addition of Iron.

June 24, 2004

Author(s)

Virgil Provenzano, Alexander J. Shapiro, Robert D. Shull

Mems-Based Embedded Sensor Virtual Components for SOC

June 24, 2004

Author(s)

Muhammad Afridi, Allen R. Hefner Jr., David W. Berning, Colleen E. Hood, Ankush Varma, Bruce Jacob, Stephen Semancik

The design and implementation of a monolithic MEMS-based (Micro Electro Mechanical Systems) gas sensor virtual component is described. A bulk micromachining...

Reliability of SiC MOS Devices

June 24, 2004

Author(s)

Ranbir Singh, Allen R. Hefner Jr.

Fundamental limitations to oxide reliability are analyzed in silicon carbide based devices. A barrier height primarily determined by band offsets between metal...

Phase Relationships in the BaO-Sm₂O₃-CuO_x System Under 100Pa O₂

June 23, 2004

Author(s)

Winnie K. Wong-Ng, Lawrence P. Cook, J Suh, James A. Kaduk

By applying controlled atmosphere methods to minimize the presence of carbonate, and CO 2 and H 2O contamination, subsolidus phase equilibria of the BaO-Sm 2O 3...

Structure and Chemical Characterization of Self-Assembled Mono-Fluoro-Substituted Oligo(phenylene-ethynlyene) Monolayers on Gold

June 22, 2004

Author(s)

Christina Hacker, James D. Batteas, J C. Garno, Manuel Marquez, Curt A. Richter, Lee J. Richter, Roger D. van Zee, Christopher D. Zangmeister

Monolayers of oligo(phenylene-ethynylene) (OPE) molecules have exhibited promise in molecular electronic test structures. This paper discusses films formed from...

Structure Characterization of Porous Interlevel Dielectric Films

June 21, 2004

Author(s)

Wen-Li Wu, Eric K. Lin, Christopher L. Soles

To extend the dielectric constant of interlevel dielectrics below a value of ~2.6 seen in today s IC chips, porous low-k material has been evaluated as a viable...

How Task Analysis Can Be Used to Derive and Organize the Knowledgefor the Control of Autonomous Vehicles

June 17, 2004

Author(s)

Anthony J. Barbera, James S. Albus, Elena R. Messina, Craig I. Schlenoff, John A. Horst

The Real-time Control System (RCS) Methodology has evolved over a number ofyears as a technique to capture task knowledge and organize it in aframework...

Molecular Devices Formed by Direct Monolayer Attachment to Silicon

June 17, 2004

Author(s)

Curt A. Richter, Christina Hacker, Lee J. Richter, Eric M. Vogel

We present the results of studies of solution-based attachment of long-chain aliphatic molecules to hydrogen-terminated Si surfaces formed to determine the...

Software Fault Complexity and Implications for Software Testing

June 16, 2004

Author(s)

D. Richard Kuhn, D Wallace, A M. Gallo

Exhaustive testing of computer software is intractable, but empirical studies of software failures suggest that testing can in some cases be effectively...

Mitochondrial DNA sequence heterogeneity in circulating normal human CD34 cells and granulocytes

June 15, 2004

Author(s)

M G. Shin, S Kajigaya, M Tarnowka, J P. McCoy, Barbara C. Levin, N S. Young

Importance of Product/ Reactant Equilibrium in the Kinetics of the Phosphoglucose Isomerization Reaction by Differential Stopped Flow Microcalorimetry

June 15, 2004

Author(s)

M Stodeman, Frederick P. Schwarz

The kinetics for the isomerization of fructose-6-phosphate to glucose-6-phosphate (F6P -> G6P) by baker's yeast phosphoglucose isomerase in terms of k cat and K...

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