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Journals

The Advanced Technology Program: A Private-Public Partnership for Early Stage Technology Development

October 1, 2002

Author(s)

C Chang, F A. Moris, Andrew J. Wang

The Advanced Technology Program (ATP) supports early stage technology development efforts by U.S. companies. The ATP provides funding support to high-risk R&D...

Nanopowder Characterization: Challenges and Future Directions

October 1, 2002

Author(s)

Ajitkumar Jillavenkatesa, J F. Kelly

This manuscript summarizes the proceedings and conclusions of a workshop organized to address issues associated with particle size and size distribution...

Finite Element and Plate Theory Methods for Modeling Acoustic Emission Waveforms

October 1, 2002

Author(s)

W H. Prosser, Marvin A. Hamstad, John M. Gary, Agnes O'Gallagher

A comparison was made between two approaches to predict acoustic emission waveforms in thin plates. A normal mode solution method for Mindlin plate theory was...

Microstructure and Microstructural Evolution in BaTi0₃ Films Fabricated Using the Combinatorial Precursor Method

October 1, 2002

Author(s)

Leonid A. Bendersky, C J. Lu, J J. Scott, Ichiro Takeuchi, K S. Chang

Pulsed laser deposition (PLD) of Ti0(sub2) and BaF(sub2) layers at room temperature and subsequent annealing in flowing oxygen were used to form homogeneous...

Reflections of AE Waves in Finite Plates: Finite Element Modeling and Experimental Measurements

October 1, 2002

Author(s)

W H. Prosser, Marvin A. Hamstad, John M. Gary, Agnes O'Gallagher

We investigated the capability of a three-dimentional dynamic finite element method for predicting far-field acoustic emission (AE) signals in thin plates of...

Structural Study of an Unusual Cubic Pyrochlore Bi_1.5Zn_o.92Nb_1.5O_6.92

October 1, 2002

Author(s)

Igor Levin, T G. Amos, J Nino, Terrell A. Vanderah, C A. Randall, M T. Lanagan

Single-phase pyrochlore specimens of Bi 1.5Zn 0.92Nb 1.5O 6.92 were studied using combined electron, X-ray and neutron powder diffraction techniques. Rietveld...

Real-Time Measurement of Spontaneous Antigen-Antibody Dissociation

October 1, 2002

Author(s)

S Kulin, Rani B. Kishore, Joseph B. Hubbard, Kristian Helmerson

We report observation of real-time adhesion between a monoclonal IgE antibody and its specific DNP antigen. Both molecules are immobilized on the surfaces of...

Long-Term Temporal Stability of the National Institute of Standards and Technology Spectral Irradiance Scale Determined Using Absolute Filter Radiometers

October 1, 2002

Author(s)

Howard W. Yoon, Charles E. Gibson

The temporal stability of the NIST spectral irradiance scale as measured using broad-band filter radiometers calibrated for absolutespectral irradiance...

High Resolution Spectroscopic Studies of 1-(1-Naphthyl)ethylamine in S₀ and S₁: Exploring the Dependence of Circular Dichroism on Conformational Structure

October 1, 2002

Author(s)

David F. Plusquellic, R J. Lavrich, T Petralli-Mallow, S Davis, T M. Korter, R D. Suenram

Rotationally-resolved spectra of gas-phase samples of 1-(1-naphthyl) -ethylarnine (NEA) and amine deuterated forms have been obtained in the microwave and...

Electromagnetic Coupling on an Atomic Scale

October 1, 2002

Author(s)

Javier Aizpurua, G Hoffman, S P. Apell, R Berndt

Light emission from a scanning tunneling microscope is used to investigatethe electromagnetic coupling (EMC) of a metal tip and a metal sample.Subatomic scale...

New Empirical Procedures for Improving Ab Initio Energetics

October 1, 2002

Author(s)

Karl K. Irikura

Empirical schemes are developed for correcting the energies resulting from a moderately high-level abinitio calculation. Each method involves only a few...

The Moisture Content of the Air in Equilibrium with Certain Desiccants

October 1, 2002

Author(s)

Peter H. Huang

The water vapor content of the air in equilibrium with various chemical desiccants at 28 C 1 C has been determined by using an advanced micro-sensor and...

A Systematic Approach for Multidimensional, Closed-Form Analytic Modeling: Mobilities and Effective Intrinic Carrier Concentrations in p-type Ga_1-xAl_xAs

October 1, 2002

Author(s)

Herbert S. Bennett

The changes in carrier densities of states, band structures, mobilities, and effective intrinsic carrier concentrations n ie due to high concentration effects...

Measurement and Correlation of the Thermal Conductivity of Butane From 135 K to 600 K at Pressures to 70 MPa

October 1, 2002

Author(s)

Richard A. Perkins, M L. Ramires, Carlos A. Nieto de Castro, L -. Cusco

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

Measurement and Correlation of the Thermal Conductivity of Isobutane From 114 K to 600 K at Pressures to 70 MPa

October 1, 2002

Author(s)

Richard A. Perkins

New experimental data on the thermal conductivity of isobutane are reported that allow improved correlations to be developed. Previous correlations havebeen...

The Existence of Precursor Soot in the Exhaust of Inverse Diffusion Flames

October 1, 2002

Author(s)

L G. Blevins, Robert A. Fletcher, Bruce A. Benner Jr, Eric B. Steel, George W. Mulholland

Knowledge of the chemical and physical structure of precursor soot is useful in the development of soot particle inception models. This paper examines the...

BACnet Today- Significant new features and future enhancements

October 1, 2002

Author(s)

Steven T. Bushby, H M. Newman

The BACnet communication protocol standard is maintained by a standing committee of the American Society of Heating, Refrigerating, and air-conditioning...

Data Quality Assurance for Thermophysical Property Databases - Applications to the TRC Source Data Warehouse

October 1, 2002

Author(s)

Qian Dong, Xinjian Yan, R C. Wilhoit, X Hong, Robert D. Chirico, Vladimir Diky, Michael D. Frenkel

To a significant degree processes of database development are based upon human activities, which are susceptible to various errors. Propagation of errors in the...

Mitigating Autogeneous Shrinkage by Internal Curing

October 1, 2002

Author(s)

M R. Geiker, O M. Jensen

The use of internal curing is seen to be a highly effective means of mitigating autogenous shrinkage in cement mortars (w/s = 0.35, 8 % silica fume). Two...

Three-Dimensional Mathematical Analysis of Particle Shape Using X-Ray Tomography And Spherical Harmonics: Application To Aggregates Used In Concrete

October 1, 2002

Author(s)

Edward J. Garboczi

The properties of composites made by placing inclusions in a matrix are often controlled by the shape and size of the particles used. Mathematically...

Structure of 2C-methyl-D-erythrol-2,4-cyclodiphosphate synthase from haemophilus influenzae: Activation by conformational transition

October 1, 2002

Author(s)

C Lehmann, Kap Lim, J Toedt, W Krajewski, A Howard, Edward Eisenstein, O Herzberg

A Thermodynamic Study of the Reactions: 2-Dehydro-3Deoxy-D-Arabino-Heptanoate 7-Phosphate(aq) = {3-Dehydroquinate (ag) + Phosphate (aq)} and {3-Dehydroquinate(aq) =3-Dehydroshikimate(aq) + H₂O(l)}

October 1, 2002

Author(s)

Yadu D. Tewari, Robert N. Goldberg, A R. Hawkins, H K. Lamb

Microcalorimetry and high-performance liquid chromatography (h.p.l.c.) have been used to conduct a thermodynamic investigation of reactions catalyzed by 3...

Realization of the National Institute of Standards and Technology Detector-Based Spectral Irradiance Scale

October 1, 2002

Author(s)

Howard W. Yoon, Charles E. Gibson, P Y. Barnes

A detector-based spectral irradiance scale has been realized at the National Institute of Standards and Technology. Unlike the previousNIST spectral irradiance...

Chapter 13: Economic Analysis and Green Buildings

October 1, 2002

Author(s)

S Fuller

Building economics, value engineering, and cost engineering are the three main fields that explicitly include an economic evaluation in building-related project...

Interlaboratory Assessment of Measurement Precision and Bias in the Coulometric Karl Fischer Determination of Water

October 1, 2002

Author(s)

S A. Margolis, J Angelo

Pore Size Distributions in Low-K Dielectric Thin Films From X-Ray Porosimetry

October 1, 2002

Author(s)

Hae-Jeong Lee, Christopher L. Soles, Da-Wei Liu, Barry J. Bauer, Wen-Li Wu

X-ray reflectivity has been used to determine the mass uptake of probe molecules in porous thin films supported on thick silicon wafers. The adsorption occurs...

Intermolecular Potentials and Second Virial Coefficient of the Water-Neon and Water-Argon Complexes

October 1, 2002

Author(s)

M P. Hodges, R J. Wheatley, Allan H. Harvey

We construct potential energy surfaces for the water-neon and water-argon complexes from scaled perturbation theory, and calibrate them using accurate...

Frequency-Dependent Electrical Mixing Law Behavior in Spherical Particle Composites

October 1, 2002

Author(s)

M A. Campo, L Y. Woo, T Mason, Edward Garboczi

The electrical properties of cement-based composites with mono-size conductive (steel) or insulating (glass) spherical inclusions were investigated by combined...

Smart and Designer Structural Material Systems

October 1, 2002

Author(s)

K P. Chong, Edward Garboczi

An efficient civil infrastructure system is essential to every country's productivity and quality of life. Basic research and development in smart structures...

Computation of Linear Elastic Properties From Microtomographic Images: Methodology and Agreement Between Theory and Experiment

October 1, 2002

Author(s)

C H. Arns, M A. Knackstedt, W V. Pinczewski, Edward Garboczi

Elastic property-porosity relationships are derived directly from microtomographic images. This is illustrated for a suite of 4 samples of Fontainebleau...

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