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Journals

Systematic Bench-Scale Assessment of Perchlorate (Cl0₄^-) Rejection Mechanisms by Nanofiltration and Ultrafiltration Membranes

January 1, 2005

Author(s)

Y Yoon, G Amy, J Cho, J J. Pellegrino

Measurements of the rejection of Perchlorate anion (C104-) have been performed using two thin film composite (TFC) nanofiltration (NF) membranes and four...

On the Growth and Form of Spherulites

January 1, 2005

Author(s)

L Granasy, T Pusztai, G -. Tegze, James A. Warren, Jack F. Douglas

X-Ray and Neutron Reflectivity Measurements of Moisture Transport Through Model Multilayered Barrier Films for Oled Applications

January 1, 2005

Author(s)

B D. Vogt, V. J. Lee, Vivek Prabhu, Dean DeLongchamp, Eric K. Lin, Wen-Li Wu

Synthesis and Characterization of Poly(ethylene glycol) Dimethacrylate Hydrogels

January 1, 2005

Author(s)

Sheng Lin-Gibson, S Bencherif, Joseph M. Antonucci, Horkay F. JonesRL

Facile synthesis and detailed characterization of photo-polymerizable and biocompatible poly(ethylene glycol) dimethacrylates (PEGDM) and their hydrogels are...

Development and Application of Multiple Δ-Layer Reference Materials for Semiconductor Analysis

January 1, 2005

Author(s)

K J. Kim, D Moon, P Chi, David S. Simons

The rapid progress in the semiconductor industry requires more precise in-depth profiling analysis of doping elements in narrower and shallower regions...

High-Throughput Modulus Measurements of Ultra-Soft Polymer Networks

January 1, 2005

Author(s)

Elizabeth A. Wilder, Shu Guo, Martin Chiang, Christopher Stafford

A metrology for rapidly measuring the modulus of ultra-soft polymer networks has been developed. The method utilizes compression-induced buckling of a sensor...

Policy Issues for R&D Investment in a Knowledge-Based Economy

December 31, 2004

Author(s)

Gregory C. Tassey

The Internet Revolution induced an unbalanced perspective on future economic growth strategies. Because information technology (IT) largely constitutes an...

Empirical Comparison of Predictive Models for Mobile Agents

December 31, 2004

Author(s)

A E. Henninger, Rajmohan (. Madhavan

The need to predict an agent's intents or future actions has been well documented in multi-agent system's literature and has been motivated by both...

Using ontologies to aid navigation planning in autonomous vehicles

December 31, 2004

Author(s)

Craig I. Schlenoff, Stephen B. Balakirsky, M Uschold, R Provine, S Smith

This paper explores the hypothesis that ontologies can be used to improve the capabilities and performance of on-board rout planning for autonomous vehicles. We...

Self-contained automated construction deposition system

December 31, 2004

Author(s)

R L. Williams, James S. Albus, Roger V. Bostelman

This article presents a novel autonomous system concept for automated construction of houses and other buildings via deposition of concrete and similar...

Knowledge representation for a trash collecting robot: results from the 2004 AAAI Spring Symposium

December 31, 2004

Author(s)

Stephen B. Balakirsky, Elena R. Messina, Craig I. Schlenoff, S Smith, M Uschold

The attendees of the Knowledge Representation and Ontologies for Autonomous Systems Symposium applied their collective intelligence in an attempt to solve one...

How task analysis can be used to derive and organize the knowledge for the control of autonomous vehicles

December 31, 2004

Author(s)

Tony Barbera, James S. Albus, Elena R. Messina, Craig I. Schlenoff, John A. Horst

The real-time control system (RCS) methodology has evolved over a number of years as a technique to capture task knowledge and organize it in a framework...

Dynamic Modeling and Robust Controller Design of a Two-Stage Parallel Cable Robot

December 31, 2004

Author(s)

S R. Oh, K K. Mankala, S K. Agrawal, James S. Albus

Able robots have been extensively used for the loading and unloading of cargo in shipping industries. In this paper, we look at a two stage cable robot, i.e., a...

What is the fastest event (shortest time duration) that can be measured with today's technology and how is this done?

December 27, 2004

Author(s)

Thomas R. O'Brian, Scott A. Diddams

Just how fast an event is depends somewhat on your point of view. In nature around us there are various physical events that occur on time scales from the...

Chip-scale atomic magnetometer

December 27, 2004

Author(s)

P Schwindt, Svenja A. Knappe, V Shah, Leo W. Hollberg, John Kitching, Li-Anne Liew, John Moreland

Using the techniques of micro-electro-mechanical systems (MEMS), we have constructed a small, low-power magnetic sensor based on alkali atoms. By measuring the...

Application of W-Re thermocouples for in-situ ultrahigh vacuum use over a wide temperature range

December 23, 2004

Author(s)

David P. Pappas, C S. Arnold

A system for in situ temperature measurements in ultrahigh vacuum is described. The system is based on a W-Re thermocouple and has a temperature range from -200...

Propagation Dynamics of a Temporally, Amplitude- and Group-Velocity-Matched Two-Mode Ultraslow Wave in a Three-Level Lamda System

December 22, 2004

Author(s)

Lu Deng, Marvin G. Payne, Edward W. Hagley

We investigate the propagation dynamics of a two-mode probe field traveling with ultra-slow group velocities. We show that a strong cross-beam coupling occurs...

Mouse NEIL1 protein is specific for excision of 2,6-diamino-4-hydroxy-5-formamidopyrimidine and 4,6-diamino-5-formamidopyrimidine from oxidatively damaged DNA

December 21, 2004

Author(s)

Pawel Jaruga, M Birincioglu, T A. Rosenquist, Miral M. Dizdar

Ultraviolet single-photons on demand and entanglement of photons with a large frequency difference

December 20, 2004

Author(s)

Lu Deng, Edward W. Hagley, M. G. Payne, Ying Wu

We investigate an efficient scheme for generating ultraviolet single-photons s,300 nmd. The scheme combines the highly efficient single-photon four-wave mixing...

Experimental investigation of interface states and photovoltaic effects on the scanning capacitance microscopy measurement for p-n junction dopant profiling

December 20, 2004

Author(s)

Jihui Yang, Joseph Kopanski, A Postula, M Bialkowski

A special scanning capacitance microscopy (SCM) sample preparation method is exploited to make unipolar and p-n junction samples with different interface state...

Experimental investigation of the dielectric-semiconductor interface with scanning capacitance microscopy

December 20, 2004

Author(s)

Jihui Yang, Joseph Kopanski, A Postula, M Bialkowski

An experimental investigation of how interface states effect scanning capacitance microscopy (SCM) measurements is presented. Different sample polishing...

Hyperfine-Changing Collisions in an Optically Trapped Gas of Ultracold Cesium and Lithium

December 17, 2004

Author(s)

M Mudrich, S Kraft, J Lange, A Mosk, M Weidemuller, Eite Tiesinga

We present measurements of the rate of hyperfine-state-changing collisions of unpolarized cesium (133Cs) andlithium (7Li) atoms confined in an optical dipole...

Algorithm xxx: Airy Functions

December 15, 2004

Author(s)

Bruce R. Fabijonas, Daniel W. Lozier, Frank W. Olver

We present a Fortran 90 module which computes the solutions of Airy's differential equation, and their derivatives, both on the real line and in the complex...

STEP, XML, and UML: Complementary Technologies

December 15, 2004

Author(s)

Russell S. Peak, Joshua Lubell, Vijay Srinivasan, Stephen C. Waterbury

One important aspect of product lifecycle management (PLM)is the computer-sensible representation of product information. Over the past 15 years or so, several...

Transport coefficients of the Lennard-Jones model fluid. III. Bulk viscosity

December 15, 2004

Author(s)

Karsten Meier, Arno D. Laesecke, Stephan Kabelac

In an extensive computer simulation study, the transport coefficients of the Lennard-Jones model fluid were determined with high accuracy from equilibrium...

Zigzag-shaped magnetic sensors

December 13, 2004

Author(s)

Fabio C. da Silva, Willard C. Uhlig, Anthony B. Kos, Susan A. Schima, Joe Aumentado, John Unguris, David P. Pappas

Magnetism in zigzag-shaped thin-film elements is investigated using scanning electron microscopy with polarization analysis, magnetotransport measurements, and...

Monitoring Mercury in the Loggerhead Sea Turtle, Caretta caretta

December 10, 2004

Author(s)

Russell D. Day, Steven J. Christopher, Paul R. Becker, D W. Whitaker

Persistent Organic Pollutants in Two Dolphin Species with Focus on Toxaphene and Polybrominated Diphenyl Ethers

December 9, 2004

Author(s)

K. J. Tuerk, John R. Kucklick, Paul R. Becker, H M. Stapleton, J. E. Baker

Models and Confidence Intervals for True Values in Interlaboratory Trials

December 6, 2004

Author(s)

Hariharan K. Iyer, Chih-Ming Wang, T Mathew

We consider the one-way random effects model with unequal sample sizes and heterogeneous variances. Using the method of generalized confidence intervals, we...

McMurdie

December 3, 2004

Author(s)

Alan D. Mighell, Gasper J. Piermarini, Winnie K. Wong-Ng

Howard F. McMurdie - known as Mac to his friends oa colleagues--was an exemplar of good living. Blessed with excellent health, a loving family, and many close...

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