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Journals

Response of a Silicon Photodiode to Pulsed Radiation

September 1, 2003

Author(s)

Robert E. Vest, Steven E. Grantham

Both the integrated-charge and peak-voltage responsivity of a 1 cm2 Si photodiode optimized for the extreme ultraviolet have been measured with 532 nm...

Conformational Analysis of the Jet-Cooled Peptide Mimetic Ethylacetamidoacetate from Torsion-Rotation Spectra

September 1, 2003

Author(s)

R J. Lavrich, Angela R. Hight Walker, David F. Plusquellic, I Kleiner, R D. Suenram, Jon T. Hougen, Gerald T. Fraser

Rotational spectra of two conformers of the dipeptide mimetic, ethyl acetamidoacetate, were measured in a molecular beam using a Fourier-transform microwave...

Electroless Depostions of Copper onto 4-Mercaptobenzoic Acid Self-Assembled on Gold

September 1, 2003

Author(s)

Christopher D. Zangmeister, Roger D. van Zee

Growth and Trends in Auger-Electron Spectroscopy and X-Ray Photoelectron Spectroscopy for Surface Analysis

September 1, 2003

Author(s)

Cedric J. Powell

An overview is given of improvements in the reliability of X-ray photoelectron spectroscopy (XPS) measurements over the past three decades. Early...

Phototransduction: Crystal Clear

September 1, 2003

Author(s)

K D. Ridge, N G. Abdulaev, M Sousa, K Palczewski

Advances in the structure determination of proteins involved in vertebrate phototransduction suggest that this will be the first G protein-coupled receptor...

Novel Chemical Detection Strategies for TCE and PCE

September 1, 2003

Author(s)

A C. Pipino

Novel applications of cavity ring-down spectroscopy (CRDS) to chemical detection are described. Using a linear optical resonator with an intra-cavity double...

Using Ontologies to Aid Navigation Planning in Autonomous Vehicles

September 1, 2003

Author(s)

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

This paper describes a system whose overall goal is to utilize ontologies to enhance the capabilities and performance of autonomous vehicles, particularly in...

Fundamental amplitude noise limitations to supercontinuum spectra generated in a microstructured fiber

September 1, 2003

Author(s)

Kristan L. Corwin, Nathan R. Newbury, J M. Dudley, C Coen, Scott A. Diddams, Brian Washburn, K Weber, R Windeler

Broadband supercontinuum spectra are generated in a microstructured fiber using femtosecond laser pulses. Noise properties of these spectra are studied through...

Frequency dependence of capacitance standards

September 1, 2003

Author(s)

Yicheng Wang

We measured the frequency dependence of a 10 pF transportable fused-silica capacitor from 50 Hz to 20 kHz. The results have a relative standard uncertainty of 0...

Structural Relations Between Weberite and Zirconolite Polytypes-Refinements of Doped 3T and 4M Ca₂Ta₂O₇ and 3T CaZrTi₂O₇

September 1, 2003

Author(s)

I E. Grey, W G. Mumme, T J. Ness, Robert S. Roth, K L. Smith

New weberite-type Ca2Ta2O7 and zirconolite-type CaZrTi2O7 polytypes have been prepared by doping with Nd/Zr and Th/Alrespectively and their structures have been...

Fabricating Two-Dimensional Molecular Gradients Via Asymmetric Deformation of Uniformly-Coated Elastomer Sheets

September 1, 2003

Author(s)

Jan Genzer, Daniel A. Fischer, K Efimenko

Tuning the surface characteristics of materials has become of paramount interest in many fields of science and technology. While most applications involve...

The Metallurgical Analysis of Wrought Iron from the RMS Titanic

September 1, 2003

Author(s)

J J. Hooper, Timothy J. Foecke, L Graham, Timothy P. Weihs

In this paper, traditional metallography combined with image analysis, mechanical testing, and micromechanical modeling are used to understand the variation in...

Structural Signatures of Varification in Hard Core Fluids

September 1, 2003

Author(s)

S K. Kumar, Jack F. Douglas, Francis W. Starr, S Garde

We investigate the capacities of local measures of free volume in liquids to predict basic aspects of the fluids state- the formation of a liquid from a gas...

Influence of Roughness on Wear Transition in Glass-Infiltrated Alumina

September 1, 2003

Author(s)

Sergei Kalinin, S Jahanmir

The wear behavior of glass-infiltrated alumina was evaluated in sliding against a high purity alumina in water using a pin on disk tribometer. Three disk...

Combinatorial Characterization of Cell Interactions with Polymer Surfaces

September 1, 2003

Author(s)

J C. Meredith, J L. Sormana, B G. Keselowsky, A J. Garcia, Alessandro Tona, Alamgir Karim, Eric J. Amis

The combinatorial library and high-throughput techniques presented here allow rapid, efficient, and accurate exploration of the effects of microstructure and...

Rho-Axis-Method Hamiltonian for Molecules Having One Methyl Rotor and C₁ Point-Group Symmetry at Equilibrium

September 1, 2003

Author(s)

I Kleiner, Jon T. Hougen

Two modifications of the rho-axis-method torsion-rotation Hamiltonian for fitting spectra of methyl top molecules belonging to the C-s point group at...

Simplified System for Creating a Bose-Einstein Condensate

September 1, 2003

Author(s)

H J. Lewandowski, D M. Harber, D Whitaker, Eric A. Cornell

We designed and constructed a simplified experimental system to create a Bose-Einstein condensate in 87Rb. Our system has several novel features including a...

Hard X-Ray Emission From Laser-Produced Plasmas of U and Pb Recorded by a Transmission Crystal Spectrometer

September 1, 2003

Author(s)

J Seely, R Doron, A Bar-Shalom, Lawrence T. Hudson, C Stoeckl

Hard X-ray spectra from laser-produced plasmas were recorded by a transmission crystal survey spectrometer covering the 12 keV to 60 keV energy range with a...

Radiolytic Reactions of Monochloramine in Aqueous Solutions

September 1, 2003

Author(s)

G A. Poskrebyshev, Robert E. Huie, Pedatsur Neta

Monochloramine reacts with hydrated electrons very rapidly, k(NH 2CI + e aq-) = (2.2 0.2) x 10 10 L mol -1, to produce oNH 2 radicals. It reacts with oOH...

Compact Solid-State Waveguide Lasers

September 1, 2003

Author(s)

Berton Callicoatt, John B. Schlager, Robert K. Hickernell, Richard Mirin, Norman Sanford

DBR and mode-locked Er/Yb waveguide lasers offer single-frequency and ultralow jitter performance.

Refractive Index Study of Al_xGa_1-xN Films Grown on Sapphire Substrates

September 1, 2003

Author(s)

Norman Sanford, Larry Robins, Albert Davydov, Alexander J. Shapiro, Denis V. Tsvetkov, Vladimir A. Dmitriev, Stacia Keller, Umesh Mishra, Steven P. DenBaars

A prism coupling method was used to measure the ordinary (italic}n o) and extraordinary (italic}n e) refractive indices of Al xGa 1-xN films, grown by hydride...

Expanding Definitions of Gain by Taking Harmonic Content into Account

September 1, 2003

Author(s)

Jeffrey Jargon, Kuldip Gupta, Alessandro Cidronali, Donald C. DeGroot

We expand the definitions of power gain, transducer gain, and available gain by taking harmonic content into account. Furthermore, we show that under special...

Thermal transport in stacked superconductor-normal metal-superconductor Josephson junctions

September 1, 2003

Author(s)

Yonuk Chong, Paul Dresselhaus, Samuel Benz

Nb/MoSi 2/Nb superconductor-normal metal-superconductor (SNS) stacked Josephson junctions have proven to be a good candidate for high-density series arrays for...

Interdiffusion in Polystyrene and End-Functional Polystyrene Thin Films Near a Solid Surface

September 1, 2003

Author(s)

C M. Wang, Vivek Prabhu, Christopher Soles, B D. Vogt, Wen-Li Wu, Eric K. Lin, Sushil K. Satija

Polymer interdiffusion near the polymer/solid interface is studied using neutron reflectometry. Bilayers of hydrogenated polystyrene (hPS) and deuterated...

A1-L1₀ Phase Boundaries and Anisotropy Via Multiple-Order-Parameter Theory for an FCC Alloy

September 1, 2003

Author(s)

G B. Tanoglu, Richard J. Braun, John W. Cahn, Geoffrey B. McFadden

The dependence of thermodynamic properties of planar interphase boundaries (IPBs) and antiphase boundaries (APBs) in a binary alloy on an FCC lattice is studied...

High-Throughput Measurements of Polymer Adhesion and Mechanical Properties

September 1, 2003

Author(s)

Christopher Stafford, Aaron M. Forster, C Harrison, Cher H. Davis, Eric J. Amis, Alamgir Karim

Polymer adhesion is important to numerous technologies including electronic packaging, coatings and paints, biomedical implants, and pressure-sensitive...

Machining Cracks Revealed by Fractography

August 28, 2003

Author(s)

George D. Quinn, L K. Ives, S Jahanmir

Fractography detected and characterized the nature and size of strength limiting rods and bars in a sintered reaction bonder silicon nitride that was ground by...

Rare-Earth Glass Reference Materials for Near-Infrared Spectrometry: Sources of X-Axis Location Variability

August 25, 2003

Author(s)

David L. Duewer, Steven J. Choquette, L O'Neal, James J. Filliben

Moving Object Prediction for Off-Road Autonomous Navigation

August 25, 2003

Author(s)

Rajmohan Madhavan, Craig I. Schlenoff

The realization of on- and o.-road autonomous navigation of Unmanned Ground Vehicles (UGVs) requiresreal-time motion planning in the presence of dynamic objects...

UV Graft Polymerization of Polyacrylamide Hydrogel Plugs in Microfluidic Channels

August 19, 2003

Author(s)

Rebecca A. Zangmeister, Michael J. Tarlov

It has been previously demonstrated that DNA, modified on the 5' end with an acrylamide functionality, can be incorporated into a polyacrylamide hydrogel matrix...

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