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Journals

Structure of Polystyrene at the Interface With Various Liquids

September 4, 2004

Author(s)

Clayton S. Yang, P T. Wilson, Lee J. Richter

Vibrationally resonant sum frequency generation (VR-SFG) is used to determine the structure of the phenyl side groups of deuterated polystyrene at the liquid...

Structure of Alanine Dehydrogenase from Archaeoglobus: Active Site Analysis and Relation to Bacterial Cyclodeaminases and Mammalian mu Crystallin

September 3, 2004

Author(s)

David T. Gallagher, H G. Monbouquette, I Schroder, Hugh Robinson, Marcia J. Holden, N Smith

The hyperthermophilic archaeon Archaeoglobus fulgidus contains an L-Ala dehydrogenase (AlaDH, EC 1.4.1.1) that is not homologous to known bacterial...

Letter Report of a Life Cycle Cost Analysis for GSA Chillers

September 2, 2004

Author(s)

Mark A. Kedzierski

A life-cycle-cost analysis revealed that the combined GSA regions would save nearly half a billion dollars over 15 years in electricity costs with a...

Transformation of Phase Size Distribution Into Scattering Intensity

September 1, 2004

Author(s)

Barry J. Bauer

A practical method of calculating the small angle scattering intensity (SAS) and the density correlation function (CF) from the phase size distribution (PSD) is...

Impacts of Ventilation, Pressurization and Envelope Airtightness on Building Protection Against Airborne CBR Incidents

September 1, 2004

Author(s)

Andrew K. Persily

In receent years many individuals and organizations have advocated the use of several ventilation-based strategies to protect building occupants from accidental...

Rapid Constructing Magnetic Phase Diagrams by Magneto-Optical Imaging of Composition Spread Films

September 1, 2004

Author(s)

Marina Turchinskaya, Leonid A. Bendersky, Alexander J. Shapiro, K S. Chang, Ichiro Takeuchi, Alexander L. Roytburd

The Importance of Distributed Loading and Cantilever Angle in Piezo-Microscopy

September 1, 2004

Author(s)

B D. Huey, C Ramanujan, M Bobji, J Blendell, Grady S. White, R Szoszkiewicz, A And kulik

Phase Diagrams for an Ideal Gas Mixture of Fermionic Atoms and Bosonic Molecules

September 1, 2004

Author(s)

J E. Williams, Nicolai Nygaard, Charles W. Clark

THz Laser Study of Self-Pressure and Temperature Broadening and Shifts of Water Lines for Pressures up to 1.4 kPa

September 1, 2004

Author(s)

Vyacheslav B. Podobedov, David F. Plusquellic, Gerald T. Fraser

The self-broadened linewidths of pure rotational lines of water vapor have been investigated in the temperature range 263 K to 340 K and over an extended...

Four-Wave Mixing in Bose-Einstein Condensate Systems With Multiple Spin States

September 1, 2004

Author(s)

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

We calculate the four-wave mixing (FWM) in a Bose Einstein condensate system having multiple spin wave packets that are initally overlapping in physical space...

Inelastic wave mixing and multi-photon destructive interference based induced transparency in coherently prepared media

September 1, 2004

Author(s)

Lu Deng, Marvin G. Payne, W R. Garrett

We consider a multi-level medium initially prepared with a coherent superposition of two initial levels that are not directly dipole-coupled. We study the...

Three-Dimensional Hard Dumbbell Solid Free Energy Calculation via the Fluctuating Cell Model

September 1, 2004

Author(s)

S Kadlec, P D. Beale, James C. Rainwater

Determination of the solid-liquid phase transition point of a molecular substance calculation of the free energy in both phases. Progress has been made on this...

Uncertainty Associated With Virtual Measurements From Computational Quantum Chemistry Models Using the Guide to the Expression of Uncertainty in Measurement

September 1, 2004

Author(s)

Karl K. Irikura, Russell D. Johnson III, Raghu N. Kacker

The output of a computer model for the value of a measurand is frequently referred to as a virtual measurement to distinguish it from a physical measurement...

Enthalpy of Fusion of Bismuth: A Certified Reference Material for Differential Scanning Calorimetry

September 1, 2004

Author(s)

Donald G. Archer

An adiabatic calorimeter was used to measure the enthalpy of fusion of a sample of high-purity bismuth. The new value of the entalpy of fusion was determined to...

Probing Electric Fields Inside Microfluidic Channels during Electroosmotic Flow with Fast-Scan Cyclic Voltammetry

September 1, 2004

Author(s)

Samuel P. Forry, J R. Murray, Michael L. Heien, Laurie E. Locascio, R M. Wightman

Effect of Microstructure of Fluorinated Acrylic Coatings on UV Degradation Testing

September 1, 2004

Author(s)

Li Piin Sung, Silvia Vicini, D L. Ho, L Hedli, C Olmstead, Kurt Wood

This paper presents research results on the relationships between the microstructure and the performance/weatherability of fluoropolymer/acrylic coatings. We...

Real-Time Monitoring of Polymer Nanocomposites Composition during Extrusion Compounding

September 1, 2004

Author(s)

Rick D. Davis, Jeffrey W. Gilman, Anthony J. Bur, M M. McBrearty, P R. Start, Young J. Lee

Dielectirc spectroscopy was conducted during extrusion processing of polyamide-6 (PA6) and layered silicate/polyamide-6 manocomposites. Dielectric dispersion...

Performance of HC and HFC Refrigerants in a Finned-Tube Evaporator and Its Effect on System Efficiency

September 1, 2004

Author(s)

Piotr A. Domanski, David A. Yashar, M Kim

The paper presents a comparable evaluation of isobutane (R600a), propane (R290), R134a, R22, R410A, and R32 in an optimized finned-tube evaporator, and analyzes...

Effect of Al Additions and AlN Interlayers on the Stabilization of cBN Sputtered Thin Films

September 1, 2004

Author(s)

W Otano-Rivera, R Messier, L J. Pilione, J J. Santiago, George P. Lamaze

Metastability and Instability in the Lennard-Jones Fluid Investigated by Transition-Matrix Monte Carlo

September 1, 2004

Author(s)

Vincent K. Shen, Jeffrey R. Errington

Grand canonical transition-matrix Monte Carlo is used to investigate kinetic and thermodynamic stability limits of the liquid and vapor in the Lennard-Jones...

Atomic Absorption Spectroscopy: A Tutorial Review

September 1, 2004

Author(s)

A F. Lagalante

Effect of Tacticity on the Structure of Poly (1-Octadecene)

September 1, 2004

Author(s)

David L. VanderHart, E Perez, A Bello, G B. Vasquez, Manuel A. Quijada

A sample of poly(1-octadecene), synthesized with a highly active heterogeneous Ziegler-Natta catalyst, has been fractionated with n-heptane, giving soluble and...

Counterion associative behavior with flexible polyelectrolytes

September 1, 2004

Author(s)

Vivek M. Prabhu, Eric J. Amis, N S. Rosov

At low ionic strength, organic counterions dress a flexible charged polymer as measured directly by small-angle neutron scattering (SANS) and neutron spin-echo...

Review of Modeling of Clays and Mineral Surfaces

September 1, 2004

Author(s)

Eric J. Cockayne

Sooting Behavior of Ethanol Droplet Combustion at Elevated Pressures Under Microgravity Conditions

September 1, 2004

Author(s)

B D. Urban, K Kroenlein, A Kazakov, F L. Dryer, A Yozgatligil, M Y. Choi, Samuel Manzello, K O. Lee, R Dobashi

Liquid ethanol is widely used in practical fuels as a means to extend petroleum-derived resources or as a fuel additive to reduce emissions of carbon monoxide...

Oxidative DNA Damage: Induction, Repair and Significance

September 1, 2004

Author(s)

M D. Evans, Miral M. Dizdar, M S. Cooke

The generation of reactive oxygen species may be both beneficial to cells, performing a function in inter- and intra-cellular signaling, and detrimental...

Three-Dimensional Green's Functions of Steady-State Motion in Anisotropic Half-Spaces and Bimaterials

September 1, 2004

Author(s)

B. Yang, E Pan, Vinod Tewary

Three-dimensional Green's functions (GFs) of steady-motion in linear anisotropic elastic half-space and bimaterials are derived within the framework of...

Template Fabrication of Protein-Functionalized Gold-Polypyrrole-Gold Segmented Nanowires

September 1, 2004

Author(s)

R M. Hernandez, Lee J. Richter, Stephen Semancik, Stephan J. Stranick, Thomas E. Mallouk

Gold nanowires containing protein-modified poly(pyrrole) (Ppy) junctions were synthesized electrochemically using porous aluminum oxide as a template. The...

Ultra slow bright and dark optical solitons in a cold three-state medium,

September 1, 2004

Author(s)

Y Wu, Lu Deng

We show the formation of ultraslow bright and dark optical solitons in a lifetime-broadened three-state atomic system under Raman excitation. We also discuss...

Rate Adaptive Video Transmission Over Ad-Hoc Networks

September 1, 2004

Author(s)

Hamid Gharavi, K Ban

In mobile ad-hoc network environments where the network topology is expected to change considerably, providing reliable video communications is a challenging...

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