Journals

Tribochemistry Between Water and Si₃N₄ and SiC: Induction Time Analysis

October 1, 2004

Author(s)

Richard S. Gates, Stephen M. Hsu

Avanced ceramics are being considered as one of the potential materials for high temperature steam engines. Silicon nitride and silicon carbide have...

X-Ray Imaging with Ultra-Small-Angle X-Ray Scattering as a Contrast Mechanism

October 1, 2004

Author(s)

Lyle E. Levine, Gabrielle G. Long

A new transmission X-ray imaging technique based upon ultra-small-angle X-ray scattering (USAXS) is described. Images are formed from angle-filtered X-rays that...

Evaluation of Elastic Modulus and Hardness of Thin Films By Nanoindentation

October 1, 2004

Author(s)

Yeon-Gil G. Jung, Brian R. Lawn, M Martyniuk, H Huang, X Z. Hu

Simple equations are proposed for determining elastic modulus and hardness properties of thin films on substrates from nanoindentation experiments. The...

Water Lubrication of Silicon Nitride in Sliding

October 1, 2004

Author(s)

Said Jahanmir, Y Ozmen, L K. Ives

Diffraction Corrections in Radiometry: Spectral and Total Power and Asymptotic Properties

October 1, 2004

Author(s)

Eric L. Shirley

Effect of Morphology on the Response of Polyaniline-Based Conductometric Gas Sensors: Nanofibers vs. Thin Films

October 1, 2004

Author(s)

Guofeng Li, C Martinez, J Janata, J A. Smith, M Josowicz, Stephen Semancik

Mixtures of methanol with increasing fractions of formic acid were used to progressively transform the morphology of polyaniline starting from nanofibers to...

Horizontal Growth and In Situ Assembly of Oriented Zinc Oxide Nanowires

October 1, 2004

Author(s)

Babak Nikoobakht, Chris A. Michaels, Stephan J. Stranick, Mark D. Vaudin

The positioning and directed assembly of semiconductor nanowires (NWs) is of considerable current interest for bottom-up approaches to the engineering of...

UML 2 Composition Model

October 1, 2004

Author(s)

Conrad E. Bock

The composition model in the Unified Modeling Language, version 2, is a major upgrade to the familiar black diamond composition of earlier versions. It supports...

Efficient multi-wave mixing in ultra slow propagation regime and the role of multi-photon quantum destructive interference,

October 1, 2004

Author(s)

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

We analyze a lifetime-broadened four-state four-wave-mixing (FWM) scheme in the ultraslow propagation regime and show that the generated FWM field can acquire...

Probing the Origins and Control of Shrinkage Stress in Dental Resin-Composites: 1. Shrinkage Stress Characterization Technique

October 1, 2004

Author(s)

H Lu, J W. Stansbury, Sabine H. Dickens, F Eichmiller, Christopher N. Bowman

The accurate and reliable characterization of the polymerization shrinkage stress is becoming increasingly important, as shrinkage stresses developing during...

Modelling Polycrystalline Solidification Using Phase Field Theory

October 1, 2004

Author(s)

L Granasy, T Pusztai, James A. Warren

We review recent advances made in phase field modelling of polycrystalline solidification. Areas covered include the development of theory from early approaches...

Probing the Origins and Control of Shrinkage Stress in Dental Resin-Composites. II. Novel Methods of Simultaneous Measurement of Polymerization Shrinkage Stress and Conversion

October 1, 2004

Author(s)

H Lu, J W. Stansbury, Sabine H. Dickens, F Eichmiller, Christopher N. Bowman

In this study, we have probed the interrelationships between polymerization shrinkage stress development and the polymerization progress with a novel...

Multiinstantons and Exact Results: Specific Cases, Higher-Order Effects, and Numerical Calculations

October 1, 2004

Author(s)

Jean Zinn-Justin, U Jentschura

Comparative OHD-RIKES and THz-TDS Probes of Ultrafast Structural Dynamics in Molecular Liquids

October 1, 2004

Author(s)

M C. Beard, W T. Lotshaw, Timothy M. Korter, Edwin J. Heilweil, D McMorrow

We compare terahertz time-domain (THz-TDS) and optical heterodyne detected Raman-induced Kerr effect (OHD-RIKES) spectroscopic techniques as probes of molecular...

Study of a 1D Interacting Quantum Bose Gas

October 1, 2004

Author(s)

B Laburthe, K M. O'Hara, J H. Huckans, M Anderlini, James V. Porto, S L. Rolston, William D. Phillips

The loading of a Bose-Einstein condensate into a deep 2D optical lattice provides a unique way to study 1D Bose gases: the strong radial confinement freezes any...

Ground and First Excited Torsional States of Acetamide

October 1, 2004

Author(s)

Vadim V. Ilyushin, E A. Alekseev, S K. Dyubko, I Kleiner, Jon T. Hougen

Recent progress in measuring, assigning and fitting the millimeter wave spectrum of the ground, first and second excited torsional states of the acetamide...

Imaging of S and D Partial-Wave Interference in Quantum Scattering of Identical Bosonic Atoms

October 1, 2004

Author(s)

Nicholas R. Thomas, Niels Kjaergaad, Paul S. Julienne, Andrew C. Wilson

High-contrast dark resonances in s+ -s- optical field

October 1, 2004

Author(s)

S. Kargapoltsev, John Kitching, Leo W. Hollberg, A. V. Taichenachev, V L. Velichanski, V. I. Yudin

For application to atomics clocks, it is important to have large amplitude and small width of the CPT resonance. In this paper, we show that the contrast and...

Quasi-Spherical Cavity Resonators for Metrology Based on the Relative Dielectric Permittivity of Gases

October 1, 2004

Author(s)

E May, Laurent Pitre, J B. Mehl, Michael R. Moldover, James W. Schmidt

We evaluate a quasi-spherical, copper, microwave cavity resonator for accurately measuring the relative dielectric permittivity epsilon r(p,T)} of helium and...

Critical Review of the Current Status of Thickness Measurements for Ultrathin SiO2 on Si, Part V: Results of a CCQM Pilot Study

October 1, 2004

Author(s)

M P. Seah, S J. Spencer, F Bensebaa, I Vickridge, H Danzebrink, Michael Krumrey, T Gross, W Oesterle, E Wendler, B Rheinlander, Yasushi Azuma, I Kojima, N Suzuki, M Suzuki, Shigeo Tanuma, D W. Moon, Hansuek Lee, H Cho, H Y. Chen, A T. Wee, T Osipowicz, J S. Pan, W A. Jordaan, R Hauert, U Klotz, C van der marel, M Verheijen, Y Tamminga, C Jeynes, P Bailey, S Biswas, U Falke, Nhan Van Nguyen, Deane Chandler-Horowitz, James R. Ehrstein, D Muller, Joseph Dura

A Discussion of the IEEE Standard on Transition and Pulse Waveforms, Std-181-2003

October 1, 2004

Author(s)

Nicholas Paulter, Donald R. Larson, Jerome J. Blair

The IEEEStd-181-2003, which is a newstandard on pulse techniques and definitions, has been recently published. This standard was written to replace the...

Fermi Level Alignment and Electronic Levels in Molecular Wire Self-Assembled Monolayers on Au

October 1, 2004

Author(s)

Christopher D. Zangmeister, Steven W. Robey, Roger D. van Zee, Yuxing Yao, J M. Tour

A combination of one- and two-photon photoelectron spectroscopies are used to determine the electronic structure around the Fermi level for self-assembled...

Securely Connecting the World with Cyber Security Standards

October 1, 2004

Author(s)

Alicia Clay Jones, Michael Hogan

This paper focuses on some of the key roles that cyber security standards play in securely connecting our cyber world. Cyber security standards can be...

Nature and Measure of Entanglement in Quantum Phase Transactions

October 1, 2004

Author(s)

Rolando Somma, Gerardo Ortiz, Howard Barnum, Emanuel Knill, Lorenza Viola

The n-qubit concurrence canonical decomposition (CCD) is a generalization of the two-qubit canonical decomposition SU(4)=[SU(2) (x) SU(2)] ? [SU(2) (x) SU(2)]...

Compact Models for Silicon Carbide Power Devices

October 1, 2004

Author(s)

Ty R. McNutt, Allen R. Hefner Jr., Alan Mantooth, David W. Berning, Ranbir Singh

The development of compact silicon carbide (SiC) power semiconductor device models for circuit simulation is described. The work detailed herein has been used...

Final Report on CIPM Key Comparison of 1 kg Standards in Stainless Steel (CCM.M-K1)

October 1, 2004

Author(s)

R S. Davis, C Aupetit, L O. Becerra, W Bich, N Bignell, G D. Chapman, J.-H. Chung, J Coarasa, Stuart Davidson, N G. Domostroeva, Kitty Fen, M Glaser, W G. Lee, M Lecollinet, Q Li, R Spurny, J Verbeek, Zeina J. Kubarych, A Ooiwa, A Torino

This report describes a Key Comparison of 1 kg standards in stainless steel undertaken by the Consultative Committee on Mass and Related Quantities (CCM) and...

Wear and Mechanical Properties of Nano-Silica-Fused Whisker Composites

September 28, 2004

Author(s)

Hockin D. Xu, Janet Quinn, Anthony A. Giuseppetti

This study aimed to improve the composite wear resistance via reinforcement using nano-silica-fused whiskers, and to examine the relationships between wear and...

Breakpoints of gross deletions coincide with non-B DNA conformations

September 28, 2004

Author(s)

A Bacolla, A Jaworski, J E. Larson, J P. Jakupciak, N Chuzhanova, S S. Abeysinghe, C D. O'Connell, D N. Cooper, R D. Wells

Ultra Slow Optical Solitons in a Cold Four-State Medium

September 28, 2004

Author(s)

Y Wu, Lu Deng

A Test Methodology for Multiple Sensor Multiple Criteria Alarms

September 26, 2004

Author(s)

Thomas G. Cleary

Multiple sensor-multiple criteria fire alarms hold promise for improving fire detection by both increasing sensitivity to fire while decreasing nuisance alarms...