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Conferences

Templating Nanocrystals with Dendrimers: A Mesoscopic Model System

March 1, 2000

Author(s)

Franziska Grohn, Barry J. Bauer, Eric J. Amis

Poly(amidoamine) (PAMAM) dendrimers of generation 2 to 10 are used to create organic-inorganic hybrid colloids in aqueous solution. The formation of gold...

An Overview of Nano-Micro-Meso Scale Manufacturing at the National Institute of Standards and Technology (NIST)

March 1, 2000

Author(s)

E Amatucci, Nicholas Dagalakis, Bradley N. Damazo, Matthew A. Davies, John Evans, Jun-Feng Song

The future of Nano, Micro and Meso Scale manufacturing operations will be strongly influenced by a new breed of assembly and manufacturing tools that will be...

Morphological Stability of Ni(Al)/Ni₃Al Nanolaminate Composites

March 1, 2000

Author(s)

J P. Fain, R Banerjee, Daniel Josell, P M. Anderson, H Fraser, N Tymiak, W Gerberich

This manuscript discusses the morphological instability observed when multilayered samples with alternating layers of γ-Ni(Al)/γ 1-Ni 3Al are exposed to 800...

Polarimetric BRDF in the Microfacet Model: Theory and Measurements

March 1, 2000

Author(s)

R G. Priest, Thomas Germer

A key to modeling polarimetric signatures of painted objects is the polarimetric bidirectional reflectance distribution function (BRDF). In particular, it is...

Ontology Engineering for Distributed Collaboration in Manufacturing

March 1, 2000

Author(s)

L Pouchard, Nenad Ivezic, Craig I. Schlenoff

The problems of inter-operability are acute for manufacturing applications, as applications using process specifications do not necessarily share syntax and...

Impact of Test-Structure Design and Test Methods for Electromigration Testing

March 1, 2000

Author(s)

S. Menon, J. Fazekas, Jochen von Hagen, Linda M. Head, Colleen E. Hood, Harry A. Schafft

The ultimate goal of this work is to develop design guidelines for electromigration test structures and to revise existing standard test methods for fast wafer...

Generalization of the Total Variance Approach to the Different Classes of Structure Functions

March 1, 2000

Author(s)

Francois Vernotte, David A. Howe

The Total variance approach has been developed for in-creasing the conﬁdence of the estimation of the classical Allan variance (AVAR), particularly for large...

Neutron Irradiation to Increase the C-Axis Compressive Strength of Sapphire at Elevated Temperature

February 29, 2000

Author(s)

T M. Regan, D C. Harris, D W. Blodgett, K C. Baldwin, J A. Miragliotta, M E. Thomas, M J. Linevsky, J W. Giles, R M. Stroud, T A. Kennedy, M Fatemi, David R. Black

Neutron irradiation of sapphire with 1 x 10 18 neutrons (≥ 1 MeV)/cm 2 increases the c-axis compressive strength by a factor of 3 at 600 C. The mechanism of...

Automated Earthmoving Status Determination

February 28, 2000

Author(s)

William C. Stone, Geraldine S. Cheok, Robert R. Lipman

Efforts are underway at the National Institute of Standards and Technology (NIST) to develop automated non-intrusive production measurement systems and...

Construction Metrology Standards in Orbiting Facility Construction, Maintenance, and Operation

February 27, 2000

Author(s)

D T. Latimer

Space based construction metrology has a great potential for monetary and effort savings through the creation and use of open industry standards to support...

Sensor-Driven Inverse Zone Fire Model

February 23, 2000

Author(s)

William D. Davis, Glenn P. Forney

As sensor use in buildings becomes more wide spread, it is possible to use this information as input to an inverse fire model in order to enhance the value of...

X-Ray Topography Study of Surface Damage in Single-Crystal Sapphire

February 9, 2000

Author(s)

David R. Black, Robert S. Polvani, Kate Medicus, H E. Burdette

X-ray diffraction topography was used to investigate the relationship between sub-surface damage, near-surface microstructure, and fracture strength in a series...

On the Bifurcation From Continuous to Segmented Chip Formation in Metal Cutting

February 6, 2000

Author(s)

Timothy J. Burns, Matthew A. Davies, Christopher J. Evans

We describe a new approach to modeling chip formation in orthogonal machining. Metal cutting is interpreted as a nonlinear dynamical process with...

Web-Based Annotation Collaboration Tool

February 1, 2000

Author(s)

Wo L. Chang

The Web has emerged as a dominant mode of making information available and is increasingly seen as the medium to support collaboration across boundaries of...

Vapor-Liquid Equilibria for an R134a/Lubricant Mixture: Measurements and Equation-of-State Modeling

February 1, 2000

Author(s)

Marcia L. Huber, C D. Holcomb, Stephanie L. Outcalt, J. R. Elliott

We measured bubble point pressures and coexisting liquid densities for two mixtures of R-134a and a polyolester (POE) lubricant. The mass fraction of the...

Using VRML in Construction Industry Applications

February 1, 2000

Author(s)

Robert R. Lipman, K A. Reed

This paper describes initial research using the Virtual Reality Modeling Language (VRML97) in construction industry applications. The modeling of steel...

A Unified Theory of Deterministic and Noise-Induced Transitions: Melnikov Processes and Their Application in Engineering, Physics and Neuroscience

February 1, 2000

Author(s)

Emil Simiu

For a class of deterministic systems chaotic dynamics entails irregular transitions between motions within a potential well (librations) and motions across a...

Kerr Imaging of a Co/Pt Bimodal Magneto-Optical Medium

February 1, 2000

Author(s)

R A. Fry

Spatially-resolved magneto-optical (MO) images of a (0.3 nm Co/1.2 nm Pt)15 multilayer film with perpendicular magnetic anisotropy have been obtained by Kerr...

Molecular Simulations of Filled Polymers

February 1, 2000

Author(s)

Francis W. Starr, T B. Schroeder, S C. Glotzer

Fillers are commonly used in industrial applications to alter the properties of polymer materials. However, little is known about the microscopic details of...

An Ultracold Neutral Plasma Created by Photoionizing Laser-Cooled Xenon

February 1, 2000

Author(s)

T C. Killian, S Kulin, S L. Rolston

We create an ultracold neutral plasma by photoionization of laser-cooled xenon atoms. The charge carrier density is as high as 2 x10^{9} cm^{-3}, and the...

Direct Imaging of Static and Dynamic Ion Cloud Distributions in an Electron Beam Ion Trap

February 1, 2000

Author(s)

James V. Porto

We have used long-lived uv transitions in the ground term of Ars 13+, Xe 31+ and Xe 32+ to directly image highly charged ions within an electron beam ion trap...

Four-Wave Mixing With Multiple Spin States

February 1, 2000

Author(s)

J P. Burke, Carl J. Williams, Paul S. Julienne, Y B. Band, M Trippenbach

Four-wave mixing is a common process in nonlinear optics wherein the nonlinear interaction between light and matter allows three light waves to interact or mix...

Measuring the Orientation and Re-Orientation Dynamics of Single Molecules

February 1, 2000

Author(s)

K D. Weston, Lori S. Goldner

Single molecule fluorescence techniques for the study of macromolecular motion and conformational dynamics are useful for understanding the mechanisms of...

Ultracold Atom Collisions Probed With Ultrashort Laser Pulses

February 1, 2000

Author(s)

F K. Fatemi, Kevin Jones, Paul D. Lett

Photoassociation, the light-assisted formation of molecules, has become a powerful tool for studying weakly bound molecules, and for extracting atomic...

Observation of Photons From an Inhibited Spontaneous Emitter

February 1, 2000

Author(s)

D A. Branning, Alan L. Migdall

A fun and timely problem in cavity quantum electrodynamics is the question of whether atoms are actually radiating anything when their spontaneous emission is...

A Frequency Stabilized Laser Array for Use in Displacement Metrology

February 1, 2000

Author(s)

J Pedulla, R Deslattes, John R. Lawall

We have developed a frequency stabilized laser system to supply light to measure atomic-scale displacements of a stage moved in real time. Each laser in the...

Δ-Kick and Raman Cooling on a Cesium Atomic Fountain

February 1, 2000

Author(s)

L Lising

Atomic clocks similar to the most precise clocks in existence are presently being developed for installation on the International Space Station. The...

Atomic Force Microscopy of Hybrid Bilayer Membranes

February 1, 2000

Author(s)

John T. Woodward IV

Hybrid bilayer membranes (HBM) are synthetic membrane mimics designed to form a biomimetic surface. The basic HBM system consists of a lipid monolayer adsorbed...

Novel Detection Method for DNA Hybridization Based on Molecular Spotlighting

February 1, 2000

Author(s)

T H. Huang, Michael J. Tarlov

A new platform for monitoring hybridization of thiol-derivatized DNA probes (SH-DNA) immobilized on gold surfaces is currently being developed. The gold surface...

Grazing Incidence X-Ray Photoemission Spectroscopy of Silicon Oxy-Nitride Ultrathin Films

February 1, 2000

Author(s)

E Landree, Terrence J. Jach

Grazing incidence X-ray photoemission spectroscopy (GIXPS) can be used to obtain both chemical and structural information to describe the depth profile for a...

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