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Journals

A Privilege Management Scheme for Mobile Agent Systems

August 1, 2002

Author(s)

Wayne Jansen

In this paper, we describe a general method for controlling the behavior of mobile agent-system entities through allocation of privileges. Privileges refer to...

Subsolidus Phase Relationships of the BaO-Y₂O₃-CuO_x System Under Carbonate-Free Conditions at p_Od2^^=100 Pa and at p_Od2^^=21 kPa

August 1, 2002

Author(s)

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

Current applications of BaO-Y 2O 3-CuO x phase equilibria are focused on the use of coated conductor technology for fabrication of superconducting tape...

Subsolidus Phase Relationships of the BaO-R₂O₃-CuO_x System Under Carbonate-Free Conditions at P_O₂ = 100 Pa and at p(_O₂)=21kPA

August 1, 2002

Author(s)

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

The phase diagrams of the BaO-Gd 2O 3-CuO z and BaO-Er 2O 3-CuO z systems were determined at 0.1% O 2 (810 C) using special apparatus and a procedure for...

Correlation Between Phase Separation and Crystallization of Poly(ethylene-co-hexene) and Poly(ethylene-co-octene)

August 1, 2002

Author(s)

G Matsuba, K Shimizu, Haonan Wang, Z G. Wang, Charles C. Han

In order to understand the interaction between LLPS and crystallization in copolymer blends of PEH and PEOC, the phase contrast microscopy and simultaneous SAXS...

TEM Characterization of Textured Alumina Produced by Templated Grain Growth (TGG)

August 1, 2002

Author(s)

B Hockey, G L. Messing

Current interest in polycrystalline ceramics having properties that reflect anisotopic characteristics inherent to their single crystal forms has led to...

The Nature and Origin of Tribochemistry

August 1, 2002

Author(s)

Stephen M. Hsu, J Zhang, Z Yin

The origin of tribochemistry is from the rubbing of surfaces together. The precise nature of the chemical reactions and the driving force behind the reactions...

Phase Behavior in Polyolefin Blend

August 1, 2002

Author(s)

G Matsuba, K Shimizu, Haonan Wang, Z G. Wang, Charles C. Han

The phase behavior in copolymer blend of PEH(60)PEB(40) blend has been studied by phase contrast optical microscopy within the two phase region. In single...

SAXS Analysis of the Thermal Relaxation Behavior of Oriented Perfluorosulfonate Ionomer Membranes

August 1, 2002

Author(s)

Forrest A. Landis, R B. Moore, Kirt A. Page, Charles C. Han

Small-angle X-ray scattering analysis has been performed on oriented samples of the Nafion perfluorosulfonate ionomer which have been neutralized with a variety...

Broadband Characterization of High-Dielectric Constant Films for Power-Ground Decoupling

August 1, 2002

Author(s)

Jan Obrzut, R Nozaki

We evaluated the broadband dielectric permittivity and impedance characteristics of high dielectric constant films for decoupling capacitance applications at...

Infrared Spectra of the Noble Gases

August 1, 2002

Author(s)

Craig J. Sansonetti, M M. Blackwell, Edward B. Saloman

The Atomic Spectroscopy Data Center of the National Institute of Standards and Technology (NIST) is currently compiling spectra and energy levels of the noble...

The Ņ₁₃, Ņ₅ + Ņ₁₅ and Ņ₉ + Ņ₁₅ Bands of ¹⁰B₂H₆

August 1, 2002

Author(s)

Walter J. Lafferty, J.- M. Flaud, H Berger, G Pawelke

The 5 m absorption region of an isotopically pure sample of diborane 10B 2H 6 has been analyzed using high resolution (0.0025 cm -1) Fourier transform spectra...

Status of Spectroscopic Databases - A Summary

August 1, 2002

Author(s)

Wolfgang L. Wiese

Short summaries of four databases on atomic spectroscopy data are given, as they were presented at the 7th International Colloquium on Atomic Spectra Database...

Time Domain Observation of the Lorentz-Local Field

August 1, 2002

Author(s)

Steven T. Cundiff

The Lorentz local field in a dense atomic vapor is observed using transient-four-wave-mixing, a time domain spectroscopic technique. The local field is manifest...

Symmetry of Spatial-Dispersion-Induced Birefringence and its Implications for CaF₂ Ultraviolet Optics

August 1, 2002

Author(s)

John H. Burnett, Zachary H. Levine, Eric L. Shirley, J H. Bruning

The discovery of a large intrinsic birefringence in CaF 2 at ultraviolet wavelengths has had a major impact on the design of 157 nm lithography systems...

Design and Use of a Peptide Nucleic Acid for the Detection of the Heteroplasmic Low-Frequency Melas Mutation in Human Mitochondrial DNA

August 1, 2002

Author(s)

Diane K. Hancock, Frederick P. Schwarz, F H. Song, L J. Wong, Barbara C. Levin

Most pathogenic human mitochondrial DNA (mtDNA) mutations are heteroplasmic (i.e., mutant and wild-type mtDNA coexist in the same individual) and are difficult...

Automating the Calibration of Two Piston Gage Pressure Balances

August 1, 2002

Author(s)

Douglas A. Olson, T Kobata

We propose a method to automate the data-gathering process in the cross-float calibration of one piston gage pressure balance against a second piston gage...

Detection Limit of Isotope Dilution Mass Spectrometry

August 1, 2002

Author(s)

Lee L. Yu, John D. Fassett, William F. Guthrie

The detection limit is an important figure of merit for evaluating instrumentation and analytical methods. While the detection limit for techniques using linear...

On the Collision Dynamics of a Water Droplet Containing an Additive on a Heated Solid Surface

August 1, 2002

Author(s)

Samuel L. Manzello, Jiann C. Yang

An experimental study is presented for water droplet impingement containing an additive upon a heated stainless steel surface. A solution of 30 % (mass fraction...

Crystal Structure of the YjeE Protein from Haemophilus Influenzae: A Putative Atpase Involved in Cell Wall Synthesis

August 1, 2002

Author(s)

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

A hypothetical protein encoded by the gene YjeE of Haemophilus influenzae was selected as part of a structural genomics project, for X-ray analysis to assist...

Cell Membrane Hybrid Bilayers Containing the G-Protein-Coupled Receptor CCR5

August 1, 2002

Author(s)

N M. Rao, Vitalii I. Silin, K D. Ridge, John T. Woodward IV, Anne L. Plant

A hybrid bilayer membrane is a planar model membrane that is formed at an alkanethiol monolayer-coated gold surface by the spontaneous reorganization of...

Electrophoretic Capture of Circular DNA in Gels - A Review

August 1, 2002

Author(s)

B. Akerman, Kenneth D. Cole

Results on electrophoretic capture of circular DNA in porous gels are reviewed. Processes, which cause arrest of circular forms of DNA during electrophoresis...

The Cations and Anions of Cyclobutanetetraone Poly(Phenylhydrazones)

August 1, 2002

Author(s)

H S. El Khadem, M A. Shalaby, B Coxon

Six cyclobutanetetraone poly (arylhydrazones) have been treated with acids and bases, and the structures of the resulting anions and cations studied by UV...

Superconformal Electrodeposition of Silver in Submicrometer Features

August 1, 2002

Author(s)

Thomas P. Moffat, B C. Baker, Daniel Wheeler, John E. Bonevich, Monica D. Edelstein, D R Kelly, L Gan, Gery R. Stafford, P J. Chen, William F. Egelhoff Jr., Daniel Josell

The generality of the curvature enhanced accelerator coverage (CEAC) model of superconformal electrodeposition is demonstrated through application to...

Final Report on Key Comparison CCQM-K10: Benzene,Toluene, o-Xylene in Nitrogen

August 1, 2002

Author(s)

Franklin R. Guenther, George C. Rhoderick, A Marschal, A Medem, K Kato, G S. Heo, E.W.B. de Leer, A Baldan, T L. Hafkenscheid, G N. Nieuwenkamp, A.M.H. van der Veen, L Konopelko, C Brookes, H D'Souza, M J. Milton

Final Report on Key Comparison CCQM-K7: Benzene,Toluene, m-Xylene, o-Xylene and Ethylbenzene in Nitrogen

August 1, 2002

Author(s)

Franklin R. Guenther, George C. Rhoderick, Walter R. Miller Jr., A Marschal, A Medem, K Kato, H.-Y. So, E.W.B. de Leer, A Baldan, T L. Hafkenscheid, G N. Nieuwenkamp, A.M.H. van der Veen, L Konopelko, M J. Milton

Rheology of Poly(ethylene oxide) Clay Solutions

August 1, 2002

Author(s)

Sheng Lin-Gibson, G Schmidt, Jai A. Pathak, Charles C. Han

Poly(ethylene oxide) and Laponite, a synthetic hectorite clay, form highly viscoelastic solutions in water. Above a certain clay concentration, these solutions...

Fitting Nature's Basic Functions Part III: Exponentials, Sinusoids and Nonlinear Least Squares

August 1, 2002

Author(s)

Bert W. Rust

This paper explains the Gauss - Newton iteration, and the Levenberg - Marquardt variant of it, for nonlinear least squares calculations. It also explains how to...

Measurement and Correlation of the Thermal Conductivity of Propane From 86 K to 600 K at Pressures to 70 Mpa

August 1, 2002

Author(s)

K N. Marsh, Richard A. Perkins, M L. Ramires

New experimental data on the thermal conductivity of propane are reported that allow improved correlations to be developed. Previous correlations have been...

Concrete Degradation Modeling in the Evaluation of Entombment as a Decommissioning Option

August 1, 2002

Author(s)

Kenneth A. Snyder, Jacob Philip

For entombment to be a viable option for the decommissioning of nuclear structures, the effectiveness of available engineered barriers must be assured. Barrier...

Development of a Database for Prompt Gamma-ray Neutron Activation Analysis

August 1, 2002

Author(s)

H D. Choi, R B. Firestone, Richard M. Lindstrom, G L. Molnar, AV R. Reddy, V H. Tan, C M. Zhou

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