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Journals

Reliability of Ultra-Thin Silicon Dioxide Under Substrate Hot-Electronic, Substrate Hot-Hole, and Tunneling Stress

November 1, 2001

Author(s)

Eric M. Vogel, Monica D. Edelstein, John S. Suehle

Substrate hot-electron and substrate hot-hole injection experiments are used to provide insight into defect generation and breakdown of ultra-thin silicon...

Question Answering in TREC

November 1, 2001

Author(s)

Ellen M. Voorhees

The Text REtrieval Conference (TREC) question answering track is an effort to bring the benefits of large-scale evaluation to bear on a question answering (QA)...

Whisker-Reinforced Bioactive Composites Containing Calcium Phosphate Cement Fillers: Effects of Filler Ratio and Surface Treatments on Mechanical Properties

November 1, 2001

Author(s)

Hockin D. Xu, Janet Quinn

Calcium phosphate cement (CPC) sets to form microporous solid hydroxyapatite with excellent osteoconductivity, but its brittleness and low strength prohibit use...

Use of Contact Testing in the Characterization and Design of All-Ceramic Crownlike Layer Structures: A Review

November 1, 2001

Author(s)

Brian R. Lawn, Y N. Deng, Victoria Thompson

Ceramic-based crowns, particularly molar crowns, can fail prematurely from accumulation of fracture and other damage in continual occlusal contact. Damage modes...

Fabrication and Thermal-Chemical Stability of Magnetoresistive Random Access Memory Cells Using α-Fe2O3 Bottom Spin-Valves

November 1, 2001

Author(s)

William F. Egelhoff Jr., S Bae, P J. Chen, J H. Judy, L Sheppard, E J. Torok, S Zurn

The fabrication stability and device characteristics of Si/ -Fe2O3 (25nm) / Co (3nm) / Cu (2.3nm) / Co (3.1nm) / Ta2O5 (2.5nm) GMR spin-valve magnetoresistive...

Thin-Film Elastic-Property Measurements With Laser-Ultrasonic SAW Spectrometry

November 1, 2001

Author(s)

Donna C. Hurley, Vinod K. Tewary, A J. Richards

We have developed laser-ultrasonic methods to evaluate the elastic properties of thin films. Our method, called SAW spectrometry, used broadband surface...

Thermodynamic Assessment of the Gallium - Nitrogen System

November 1, 2001

Author(s)

Albert Davydov, William J. Boettinger, Ursula R. Kattner, T J. Anderson

Thermochemical and phase diagram data for the Ga-N system were assessed by employing the CALPHAD method. A consistent model representation of available...

Role of OCP in Biological Processes

November 1, 2001

Author(s)

Naomi Eidelman, E D. Eanes

For several decades deJong [1926] first identified the mineral found in skeletal tissues as similar in structure to hydroxyapatite, Ca 5(PO 4) 3OH(OHAp), this...

Substrate Effects on Indentation Plastic Zone Development in Thin Soft Films

November 1, 2001

Author(s)

D E. Kramer, A A. Volinsky, N R. Moody, W Gerberich

Plastic zone evolution in A1-2 wt% Si metal films on silicon and sapphire substrates was studied using nanoindentation and atomic force microscopy (AFM). AFM...

The Influence of a Multilayered Metallic Coating on Fatigue Crack Nucleation

November 1, 2001

Author(s)

Mark R. Stoudt, Richard E. Ricker, R C. Cammarata

A through review of the literature on fatigue crack initiation indicates that for optimum resistance to fatigue crack initiation, a surface coating needs more...

Large-Angle In-Plane Light Scattering From Rough Surfaces: Comment

November 1, 2001

Author(s)

Thomas A. Germer

A recent paper by Karabacak et al., which discussed the scattering from rough surfaces in directions out of the plane of incidence, exhibited an error in the...

Superfluid-to-Solid Crossover in a Rotating Bose-Einstein Condensate

November 1, 2001

Author(s)

D L. Feder, Charles W. Clark

The properties of a rotating Bose-Einstein condensate confined in a prolate cylindrically symmetric trap are explored both analytically and numerically. As the...

Investigation of Conformationally Rich Molecules: Rotational Spectra of Fifteen Conformational Isomers of 1-Octene

November 1, 2001

Author(s)

Gerald T. Fraser, R D. Suenram, C Lugez

The rotational spectra of 15 conformational isomers of 1-octene have been measured in a molecular beam at a rotational temperature of

Commemorative Issue for Professor Simon H. Bauer I: Editorial Comment

November 1, 2001

Author(s)

Wing Tsang, Robert E. Huie, Jeffrey A. Manion

The next two issues of the International Journal of Chemical Kinetics are dedicated to Prof. Simon H. Bauer on the occasion of his 90th birthday. These issues...

1,2-Pentadiene Decomposition

November 1, 2001

Author(s)

J Herzler, Jeffrey A. Manion, Wing Tsang

1,2-Pentadiene has been decomposed in single pulse shock tube experiments. There appear to be a large number of parallel decomposition and isomerization...

Hartree-Fock Dispersion Probe of the Equilibrium Structures of Small Microclusters of Benzene and Naphthalene: Comparison with Second-Order Moeller-Plesset Geometries

November 1, 2001

Author(s)

Carlos A. Gonzalez, Thomas C. Allison, E C. Lim

The equilibrium structures of small microclusters of benezene were computed by a simple Hartree-Fock-dispersion (HFD) model, in which an ab initio SCF...

Drying/Hydration in Cement Pastes During Curing

November 1, 2001

Author(s)

Dale P. Bentz, K K. Hansen, H D. Madsen, F A. Vallee, E J. Griesel

As concrete cures in the field, there is a constant competition for the mixing water between evaporation and hydration processes. Understanding the mechanisms...

Estimation of Process Stability in the MAG Welding Process by Monitoring the Welding Parameters

November 1, 2001

Author(s)

Thomas A. Siewert

This paper presents the distribution of the main welding parameters (welding voltage and welding current) for semiautomatic arc welding with the metal active...

Thermodynamics of the Lipase-Catalyzed Esterification of Glycerol and N-Octanoic Acid in Organic Solvents and in the Neat Reaction Mixture

November 1, 2001

Author(s)

Yadu D. Tewari, David M. Bunk

The thermodynamics of the lipase-catalyzed esterification of glycerol with n-octanoic acid have been investigated with acetonitrile, benzene, and toluene as...

Protein Packing Interactions and Polymorphy of Chorismate Lyase From E. Coli

November 1, 2001

Author(s)

David T. Gallagher

The enzyme chorismate lyase from E. coli crystallizes in three well characterized polymorphs in identical conditions. Wild-type enzyme tends to aggregate, even...

Focus on Durability, PATH Research at the National Institute of Standards and Technology

November 1, 2001

Author(s)

Christopher C. White

Researchers at NIST in collaboration with the PATH-D program have been working to improve the durability of residential home construction. These efforts have...

Polyelectrolyte Adsorption on Hydroxyapatite

November 1, 2001

Author(s)

Vincent A. Hackley

Hydroxyapatite (HAP) belongs to a family of structurally and chemically related, sparingly soluble calcium phosphate (CP) salts [1], and is the structural...

Tool Point Frequency Response Prediction for High-Speed Machining by RCSA

November 1, 2001

Author(s)

Tony L. Schmitz, Michael Kennedy, Matthew A. Davies

The implementation of high-speed machining for the manufacture of discrete parts requires accurate knowledge of the system dynamics. We describe the application...

Polymers in Particulate Systems: Properties and Applications

November 1, 2001

Author(s)

Vincent A. Hackley, P Somasundaran, J A. Lewis

Soluble polymers are key additives for a broad range of industrial and biomedical applications, including advanced ceramics, mineral separations, high...

Crystal Structure of Dephospho-Coenzyme A Kinase from Haemophilus Influenzae

November 1, 2001

Author(s)

G Obmolova, A Teplyakov, N Bonander, E Eisenstein, A J. Howard, G L. Gilliland

phospho-coenzyme A kinase catalyzes the final step in CoA biosynthesis, the phosphorylation of the 3'-hydroxyl group of ribose using ATP as a phosphate donor...

Measurement and Analysis of Results Obtained on Biological Substances With D.S.C.

November 1, 2001

Author(s)

H J. Hinz, Frederick P. Schwarz

Differential scanning calorimeters (DSCs) have been widely used to determine the thermodynamics of phase transitions and conformational changes in biological...

Transmission-line Parameter Approximation for Digital Simulation

November 1, 2001

Author(s)

Dylan Williams, Christopher L. Holloway

This paper compares closed-form approximations for coplanar waveguide and microstrip transmission-line parameters to accurate measurements and full-wave...

An Equivalent Transmission Line Model Containing Dispersion for High Speed Digital Lines

November 1, 2001

Author(s)

Alberto Scarlatti, Christopher L. Holloway

The increase in processor speeds in the last few years has created a growing need for the accurate characterization of waveform propagation on lossy printed...

Nanofabricated SNS Junction Series Arrays in Superconductor-Normal Metal Bilayers

November 1, 2001

Author(s)

Robert Hadfield, G. Burnell, M. G. Blamire, Paul Dresselhaus, Samuel Benz

Laser Desorption Ionization and MALDI Time-of-Flight Mass Spectrometry for Low Molecular Mass Polyethylene Analysis

November 1, 2001

Author(s)

R Chen, T Yalcin, William E. Wallace, Charles M. Guttman, L Li

Polyethylene's inert nature and difficulty to dissolve in conventional solvents at room temperature present special problems for sample preparation and...

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