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Journals

Pump-Wavelength Dependence of Raman Gain in Single-Mode Optical Fibers

December 1, 2003

Author(s)

Nathan R. Newbury

The magnitude of the stimulated Raman gain spectrum will depend on the absolute wavelength of the pump laser. For many fibers, this dependence can be cast as a...

Nonlinear Microwave Response of MgB₂ Thin Films

December 1, 2003

Author(s)

James C. Booth, Kenneth Leong, S. Y. Lee, J. H. Lee, B. Oh, H. N. Lee, S. H. Moon

Thin films of the newly discovered superconductor MgB 2 show promise for a number of different electronic applications. In order to evaluate the suitability of...

Synthesis and Structure of Polymeric Networks of Silver Hexafluroacetylacetonate Complexes of THF, Toluene, and vinyltrimethylsilane

December 1, 2003

Author(s)

W J. Evans, D G. Giarikos, Daniel Josell, J W. Ziller

The reaction of 1,1,1,5,5,5-hexafluoro-acetylacetone (Hhfac) with Ag2O in the presence of L = THF, toluene, and Me3SiCH=CH2, was studied to obtain [Ag(hfac)L]x...

Low-Impedance Time-Domain Reflectometry for Measuring the Impedance Characteristics of Low-Impedance Transmission Lines

December 1, 2003

Author(s)

Nicholas Paulter, Robert H. Palm, Allen R. Hefner Jr., David W. Berning

An experimental examination of a 10 Ω}; and a 2 Ω}; time-domain reflectometer (TDR) for measuring low-impedance transmission line characteristics is presented...

Effect of Ventilation Systems and Air Filters on Decay Rates of Particles by Indoor Sources in an Occupied Townhouse

December 1, 2003

Author(s)

Cynthia H. Reed, L A. Wallace, Steven Emmerich

Several studies have shown the importance of particle losses in real homes due to deposition; however, none have shown the impact of using a central forced air...

Effects of Inhomogeneity on the Spectrum of the Mott-Insulator State

December 1, 2003

Author(s)

G Pupillo, Eite Tiesinga, Carl J. Williams

We investigate the existence of quantum quasi phase transitions for an ensemble of ultracold bosons in a one-dimensional optical lattice, performing exact...

Conserved Structural Elements in Glutathione Transferase Homologues Encoded in the Genome of Escherichia Coli

December 1, 2003

Author(s)

C L. Rife, J F. Parsons, G Xiao, G L. Gilliland, R N. Armstrong

Multiple sequence alignments of the eight glutathione (GSH) transferase homologues encoded in the genome of Escherichia coli were used to define a consensus...

Lattice Model of Equilibrium Polymerization. IV. Influence of Activation, Chemical Initiation, Chain Scission and Fusion, and Chain Stiffness on Polymerization and Phase Separation

December 1, 2003

Author(s)

J Dudowicz, Karl Freed, Jack F. Douglas

The influences of thermal activation, chemical initiation, chain fragmentation and chain stiffness on basic thermodynamic properties of equilibrium...

An Optimal Vector-Network-Analyzer Calibration Algorithm

December 1, 2003

Author(s)

Dylan Williams, Chih-Ming Wang, Uwe Arz

We present an iterative algorithm for calibrating vector network analyzers based on orthogonal distance regression. The algorithm features a robust, yet...

Near-Edge X-Ray Absorption Fine Structure Measurements of Surface Segregation in 157 nm Photoresist Blends

December 1, 2003

Author(s)

E Jablonski, Vivek Prabhu, S Sambasivan, Eric K. Lin, Daniel A. Fischer, D L. Goldfarb, M Angelopoulos, H Ito

The surface and bulk chemistry of photoresist blends for use at the 157 nm node were analyzed using near edge x-ray absorption fine structure (NEXAFS)...

Orientation of Platelets in Multilayered Nanocomposite Polymer Films

December 1, 2003

Author(s)

M M. Malwitz, Sheng Lin-Gibson, Erik K. Hobbie, Paul Butler, G Schmidt

The orientation of platelets in micron thick polymer-clay nanocomposite films was investigated by means of small-angle neutron scattering (SANS), small angle X...

Fracture of Ceramic/Ceramic/Polymer Trilayers for Biomechanical Applications

December 1, 2003

Author(s)

Y N. Deng, P Miranda, Antonia Pajares, Brian R. Lawn

Fracture damage in trilayers consisting of outer and inner brittle layers bonded to a compliant (polycarbonate) substrate and subjected to concentrated surface...

Nitrogen-Activated Bowing of Dilute In _yGa_1-yAs_{1- x}N_x Based on Photoreflectance Studies

December 1, 2003

Author(s)

M M. Fahmi, A Kahn, J A. Griffin, G L. Harris, Larry Robins, Anthony G. Birdwell, Youn S. Kang, D J. Smith, T Steiner, S N. Mohammad

The dependence of the fundamental band gap and higher-lying critical-point energies of dilute-nitrogen Ga 1-yIn yAs 1-xN x epilayers on nitrogen mole fraction...

Monolithic Multichannel Ultraviolet Detector Array and Continuous Phase Evolution in Mg(sub x) Zn(sub 1 - x)O Composition Spreads

December 1, 2003

Author(s)

I Tekeuchi, W Yang, K S. Chang, M A. Aronova, M Venkatesan, R D. Vispute, Leonid A. Bendersky

Influence of Interface Alloying on the Magnetic Properties of Co/Pd Multilayers

December 1, 2003

Author(s)

J Carrey, A. E. Berkowitz, William F. Egelhoff Jr., D J. Smith

An important issue concerning Co/Pd multilayers is the origin of their perpendicular anisotropy. One explanation is broken symmetry of Co atoms at the Co/Pd...

Long-Range Nature of Feshbach Molecules in Bose-Einstein Condensates

December 1, 2003

Author(s)

T K hler, T Gasenzer, Paul S. Julienne, K Burnett

We discuss the long range nature of the molecules produced in recent experiments on molecular Bose-Einstein condensation. The properties of these molecules...

Dechlorination of Polychlorinated Biphenyls in Industrial Transformer Oil by Radiolytic and Photolytic Methods

December 1, 2003

Author(s)

C G. Jones, Joseph Silverman, M I. Al-Sheikhly, Pedatsur Neta, Dianne L. Poster

Used electrical transformer oils containing low (nearly equal to} 95 g g -1) or high (>800,000 g g -1) concentrations of polychlorinated biphenyls (PCBs) were...

The ABRF-MIRG'02 Study: Assembly State, Thermodynamic, and Kinetic Analysis of an Enzyme/Inhibtor Interaction

December 1, 2003

Author(s)

D Myszka, Huixin He, F Arisaka, O Byron, Edward Eisenstein, P Hensley, J Thomson, C Lombardo, Frederick P. Schwarz, W Stafford, M Doyle

Fully characterizing the interactions involving biomolecules requires information on the assembly state, affinity, kinetics, and thermodynamics associated with...

Passively Mode-locked Glass Waveguide Laser with 14 fs Timing Jitter

December 1, 2003

Author(s)

John B. Schlager, Berton Callicoatt, Richard Mirin, Norman Sanford, David J. Jones, Jun Ye

Ultra-low jitter pulse trains are produced from a passively mode-locked erbium/ytterbium co-doped planar waveguide laser using high-bandwidth feedback control...

Wavelength and Temperature Performance of Polarization Transforming Fiber

December 1, 2003

Author(s)

Allen Rose, N. Feat, Shelley M. Etzel

We have theoretically and experimentally investigated an optical fiber with circular eigenmodes on one end and linear polarization modes on the other end. We...

Evolution of Deformation-Induced Surface Morphologies Developed on Fe-based Sheet Metal

November 25, 2003

Author(s)

Mark R. Stoudt, Stephen W. Banovic, T -. Quarrick

The complex strain states that exist within a real metal stamping are likely to generate different surface morphologies when compared to the same level of...

A Photoconductivity Technique for the Assessment of Pigment Reactivity

November 19, 2003

Author(s)

Joannie W. Chin, S J. Scierka, T Kim, Amanda L. Forster

Large volumes of titanium dioxide (TiO2) are utilized each year in coatings, sealants, plastics and paper for opacification and pigmentation purposes. It is...

Reversible axial-strain effect and extended strain limits in Y-Ba-Cu-O coatings on deformation-textured substrates

November 17, 2003

Author(s)

Najib Cheggour, John (Jack) W. Ekin, Cameron C. Clickner, D. T. Verebelyi, C. L. H. Thieme, Ron Feenstra, P Goyal

The dependence of transport critical-current density (J c) on axial tensile strain (ε) was measured at 76 K and self-magnetic field for YBa 2Cu 3O 7-δ (YBCO)...

Processing and Simulation of Consolidation of Amorphous Aluminum-Based Powder Material

November 16, 2003

Author(s)

Li Ma, Tony Zahrah, Richard J. Fields

Amorphous aluminum-based materials are light yet much stronger than conventional materials, which offers opportunities in aerospace applications. However...

Interaction Between Matrix Cracks in E-Glass/Epoxy 2 Dimensional Multi-Fiber Array Model Composites

November 15, 2003

Author(s)

Gale A. Holmes, Walter G. McDonough, Joy P. Dunkers, Charles C. Han

The interaction between fiber breaks in an E-Glass/Epoxy 2-D multifiber array that form matrix cracks during fiber fracture is presented. In contrast to the...

Hydrolysis of Cyclic Phosphates by Ribonuclease A: A Computational Study Using a Simplified Ab Initio Quantum Model

November 15, 2003

Author(s)

B Wladkowski, P Ostazeski, S A. Chenoweth, S J. Broadwater, Morris Krauss

The second step in the enzyme-catalyzed hydrolysis of phosphate esters by Ribonuclease A (Rnase A) was studied using an ab initio quantum-based model of the...

An XPS Study on the Effects of Pigment on the UV Degradation of an Epoxy System

November 14, 2003

Author(s)

S J. Scierka, Amanda L. Forster, Wendy E. Kosik, Jonathan W. Martin

X-ray photoelectron spectroscopy (XPS) is a powerful tool that has been used to monitor the changes in chemistry on the surface of many materials. In this study...

Using Bioinspired Thermally Triggered Liposomes for High-Efficiency Mixing and Reagent Delivery in Microfluidic Devices

November 11, 2003

Author(s)

Wyatt N. Vreeland, Laurie E. Locascio

A Comparison of Laser-Based and Conventional Calibrations of Sun Photometers

November 10, 2003

Author(s)

N Souaidia, C Pietras, G Fargion, R A. Barnes, R Frouin, Keith R. Lykke, Bettye C. Johnson, Steven W. Brown

The Dilogarithm Function for Complex Argument

November 8, 2003

Author(s)

L C. Maximon

This paper summarizes the basic properties of the Euler dilogarithm function, often referred to as the Spence function. These include integral representations...

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