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Journals

Global Analysis of a-, b- and c-Type Transitions Involving Tunneling Components of K = 0 and 1 States of the Methanol Dimer

January 1, 1999

Author(s)

C Lugez, Francis J. Lovas, Jon T. Hougen, N Ohashi

Spectral data on K = 0 and 1 levels of the methanol dimer available from previous and present Fourier transform microwave measurements have been interpreted

Tomographic Reconstruction of an Integrated Circuit Interconnect

January 1, 1999

Author(s)

Zachary H. Levine, A R. Kalukin, S P. Frigo, I McNulty, M Kuhn

An Al-W-silica integrated circuit interconnect sample was thinned to several micro υ and scanned across a 200 nm focal spot of a Fresnel zone plate operating at

Calculation of the Electron Self Energy for Low Nuclear Charge

January 1, 1999

Author(s)

U Jentschura, Peter J. Mohr, G Soff

We present a nonperturbative numerical evaluation of the one-photon electron self-energy for hydrogen like ions with low nuclear charge numbers Z = 1 to 5. Our

Identification of Materials in Integrated Circuit Interconnects Using X-Ray Absorption Near Edge Spectroscopy

January 1, 1999

Author(s)

Zachary H. Levine, Bruce D. Ravel

Most integrated circuit interconnects are principally composed of a few metals, including aluminum alloyed with copper, tungsten, titanium, A1 3 Ti, and A1 2Cu

Correlated Photon Based Metrology Without Absolute Standards

January 1, 1999

Author(s)

Alan L. Migdall

Pairs of photons produced two at a time via optical parametric down-conversion have proved to be a useful tool for metrology. The status of three such

Mean-Field Theories, Their Weaknesses and Strength

January 1, 1999

Author(s)

Johanna Levelt Sengers

Within a historical context, an evaluation of mean-field theory is given in its application to fluids and fluid mixtures. The way mean-field equations such as

Voids and Clusters in Expanded Water

January 1, 1999

Author(s)

Raymond D. Mountain

Molecular dynamics simulations of water at elevated temperatures and reduced densities relative to ambient conditions are used to examine the size distributions

Manufacturer's CORBA Interface Testing Toolkit: Overview

January 1, 1999

Author(s)

David W. Flater

The Manufacturer's CORBA Interface Testing Toolkit (MCITT)is a software package that supports testing of CORBA components and interfaces. It simplifies the

Noise averaging and measurement resolution (or a "little noise is a good thing")

January 1, 1999

Author(s)

James E. Potzick

When a continuous quantity is measured with a digital instrument or digitized for further processing, a measurement uncertainty component is incurred from

Radiationless Resonant Raman Scattering at the Ar K Edge

January 1, 1999

Author(s)

Thomas W. LeBrun, S H. Southworth, G B. Armen, M A. MacDonald, Y Azuma

Partial cross sections for Ar K-LZL3(1 D2)np, n=4 and 5 spectator Auger states excited by x-ray absorption across the K-edge were measured and compared with

Algorithms for Calculating Single-Atom Step Heights

January 1, 1999

Author(s)

Joseph Fu, V W. Tsai, R Koning, Ronald G. Dixson, Theodore V. Vorburger

Recently, measuring Si(111) single atomic steps prompted us to investigate the measuring technique. The section technique is the most popular method for

AlInP benchmarks for growth of AlGaInP compounds by organometallic vapor-phase epitaxy

January 1, 1999

Author(s)

Kristine A. Bertness, S. R. Kurtz, S. E. Asher, R. C. Reedy

We have demonstrated that source material and growth system purity can be successfully evaluated by characterizing AllnP samples grown by organometallic vapor

Keeping Analytical Tools in Line with NTRS Goals: An Industry Challenge

January 1, 1999

Author(s)

Thomas J. Shaffner

As we enter the gigabit dynamic random access memory (DRAM) era, stringent demands for higher performance materials characterization are prematurely pushing

Tests of an Omnipresent Standard for Absolute Spectral Radiance Measurements

January 1, 1999

Author(s)

Alan L. Migdall, E Dauler, A J. Mueller, A V. Sergienko

A Diode-Laser Optical Frequency Standard Based on Laser-Cooled Ca Atoms: Sub-kilohertz Spectroscopy by Optical Shelving Detection

January 1, 1999

Author(s)

Christopher W. Oates, F Bondu, Richard W. Fox, Leo W. Hollberg

We report an optical frequency standard at 657 nm based on laser-cooled/trapped Ca atoms.

Comparison of Results of Calibrating the Magnitude of the Sensitivity of Accelerometers by Laser Interferometry and Reciprocity

January 1, 1999

Author(s)

Beverly F. Payne, David J. Evans

Minimizing the uncertainty in the calibration of accelerometers by the reciprocity method requires minimizing the cross-axis component of the induced motion

Real-Time Measurements of Condensed-Phase Spectra in Burning Polymers

January 1, 1999

Author(s)

Marc R. Nyden

A major goal of the Building and Fire Research Laboratory is to provide the polymer industry with the technical understanding and measurement tools that are

Quantifying Fire Model Evaluation Using Functional Analysis

January 1, 1999

Author(s)

Richard D. Peacock, Paul A. Reneke, William D. Davis, Walter W. Jones

Comparisons of predictive fire models with each other or with experimental data have been largely qualitative. By treating these time series curves as infinite

Upward Flame Spread on Composite Materials

January 1, 1999

Author(s)

Thomas J. Ohlemiller, Thomas G. Cleary

Three existing models of upward flame spread were tested against intermediate-scale experiments on a vinyl-ester/glass composite. Characterization of rate of

Vapor Nucleation in a Cryogenic-Fluid-Dissovled-Nitrogen Mixture During Rapid Depressurization

January 1, 1999

Author(s)

Jiann C. Yang, Thomas G. Cleary, Marcia L. Huber, William L. Grosshandler

The behaviour of four cryogenic-fluid-dissolved-nitrogen mixtures inside a pressure vessel during rapid depressurization was investigated through experiment

Comparisons of Control Charts for Autocorrelated Data

January 1, 1999

Author(s)

Nien F. Zhang

Recently, statistical process control (SPC) methodolgies have been developed to accommodate autocorrelated data. A primary method to deal with autocorrelated

A Basic Reference State Suitable for Anomaly-Coupled Ocean-Atmosphere Climate Models

January 1, 1999

Author(s)

Anthony J. Kearsley, J Macias, D Stephenson

A large class of ocean-atmosphere models exists in which the ocean state is coupled to the model of the atmosphere only through the anomalies of the ocean state

Measurement of the 100 nm NIST SRM 1963 by Differential Mobility Analysis

January 1, 1999

Author(s)

George W. Mulholland, Nelson P. Bryner, C M. Croarkin

The number mean diameter of 100 nm NTST Standard Reference Material (SRM) 1963 was measured to be 100.7 nm with an expanded uncertainty at the 95% confidence

Enhancement of R123 Pool Boiling by the Addition of N-Hexane

January 1, 1999

Author(s)

Mark A. Kedzierski

This paper presents the heat transfer data used to file international patent WO 94/18282. The data consisted of pool boiling performance of a GEWA-TTM surface

Correlated-Photon Metrology without Absolute Standards

January 1, 1999

Author(s)

Alan L. Migdall

Cysteines beta 93 and beta 112 as Probes of Conformational and Functional Events at the Human Hemoglobin Subunit Interfaces

January 1, 1999

Author(s)

G B. Vasquez, M Karavitis, X Ji, I Pechik, W S. Brinigar, G L. Gilliland, C Fronticelli

Human hemoglobin is a tetrameric protein containing two types of subunits, [alpha] and [Beta]. They assemble forming two different interfaces. The [alpha 1[Beta