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Journals

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...

Phase Diagram of the Perovskite System (1-x)BiScO₃

September 1, 2004

Author(s)

R E. Eitel, S Zhang, T R. Shrout, C A. Randall, Igor Levin

Formation of Deprotected Fuzzy Blobs in Chemically Amplified Resists

September 1, 2004

Author(s)

Ronald L. Jones, C G. Willson, T Hu, Eric K. Lin, Wen-Li Wu, D L. Goldfarb, M Angelopoulos, B C. Trinque, G M. Schmidt, M D. Stewart

The requirement of nanometer dimensional control in photolithographic patterning underlies the future of emerging technologies including next generation...

Dielectric Spectroscopy During Extrusion Processing of Polymer Nanocomposites: a High Throughput Processing/Characterization Method to Measure Layered Silicate Content and Exfoliation

September 1, 2004

Author(s)

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

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

Triple-Detector GPC Characterization and Processing Behavior of Long-Chain-Branched Polyethylene Prepared by Solution Polymerization With Constrained Geometry Catalyst

September 1, 2004

Author(s)

W Wang, S B. Kharchenko, Kalman D. Migler, S Zhu

Fourteen long-chain branched (LCB) polyethylene (PE) samples were prepared by a constrained geometry catalyst. The PE samples had average branching frequencies...

Dispersing Single-Walled Carbon Nanotubes With Surfactants: A Small Angle Neutron Scattering Study

September 1, 2004

Author(s)

Haonan Wang, Wei Zhou, D L. Ho, K Winey, John E. Fischer, Charles J. Glinka, Erik K. Hobbie

We have investigated the dispersion of single walled carbon nanotubes (SWNTs) in heavy water with the surfactant Triton X-100 using primarily small angle...

4p⁶4d⁸-(4d⁷5p+4d⁷4f+4p⁵4d⁹) Transitions in Xe XI

September 1, 2004

Author(s)

S S. Churilov, Y N. Joshi, Joseph Reader, R R. Kildiyarova

The spectrum of ten-times ionized xenon Xe XI was observed in the region 105 Angstrom} to 157 Angstrom} with a low-inductance vacuum spark and a 10.7 m grazing...

Multiinstantons and Exact Results I: Conjectures, WKB Expansions, and Instanton Interactions

September 1, 2004

Author(s)

Jean Zinn-Justin, U Jentschura

Infrared Absorptions of the H₂0 H₂ Complex Trapped in Solid Neon

September 1, 2004

Author(s)

D Forney, Marilyn E. Jacox, Warren E. Thompson

When a sample of neon to which have been added less than 1% each of H 2 and H 2O is deposited at 4.3 K, the infrared spectrum of the resulting solid includes an...

Precision Feshbach Spectroscopy of Ultracold Cs-2

September 1, 2004

Author(s)

C Chin, Vladan Vuletic, A J. Kerman, S G. Chu, Eite Tiesinga, P J. Leo, Carl J. Williams

We have observed > 60 magnetic field-induced Feshbach resonances in ultra-cold collisions of ground-state cesium atoms. The resonances have been detected using...

On the Feasibility of Single Molecule Detection of the Guanosine-Analogue, 3-MI

September 1, 2004

Author(s)

J E. Sanabia, Lori S. Goldner, P A. Lacaze, M E. Hawkins

We present UV fluorescence fluctuation correlation spectroscopy (FCS) measurements on the guanosine-analog 3-MI [3-Methyl-8-(2-deoxy- -D-ribofuranosyl...

Analysis and Fit of the Fourier-Transform Microwave Spectrum of the Two-Top Molecule N-methylacetamide

September 1, 2004

Author(s)

N Ohashi, Jon T. Hougen, R D. Suenram, Francis J. Lovas, Y Kawashima, M Fujitake (Japan), J Pyka

The jet-cooled Fourier-transform microwave spectrum of N-methylacetamide (CH3-NH-C(=O)-CH3), a molecule containing two methyl tops with relatively low barriers...

Green Bank Telescope (GBT) Observations of Interstellar Glycolaldehyde: Low Temperature Sugar

September 1, 2004

Author(s)

J M. Hollis, P R. Jewell, Francis J. Lovas, A Remijan

Interstellar glycolalsehyde (CHd2^OHCHO) has been detected with the 100m Green Bank Telescope (GBT) toward the star-forming region Sagittarius B2(N) by means of...

An Integrating Framework for Modeling and Simulation for Emergency Response

September 1, 2004

Author(s)

Sanjay Jain, Charles R. McLean

A number of modeling and simulation tools have been developed and more are being developed for emergency response applications. Each of these tools has focused...

A Neutral Data Interface Specification for Simulating Machine Shop Operations

September 1, 2004

Author(s)

Yung-Tsun Lee, Charles R. McLean

In most cases, the effort required to develop a meaningful simulation for a small machine shop exceeds the resources available. Machine shops typically do not...

Influence of Interface Traps and Surface Mobility Degradation on Scanning Capacitance Microscopy Measurement

September 1, 2004

Author(s)

Y. D. Hong, Tong Y. Yeow, W. K. Chim, K. M. Wong, Joseph Kopanski

Scanning Capacitance Microscopy (SCM) is based on metal-oxide-semiconductor (MOS) theory. However, instead of the standard 100 kHz to 1 MHz signal used in...

Parallel Adaptive Multilevel Methods With Full Domain Partions

August 31, 2004

Author(s)

William F. Mitchell

aptive multilevel methods are methods for solving partial differential equations that combine adaptive grid refinement with multigrid solution techniques. These...

Modeling Quantum Information Systems

August 24, 2004

Author(s)

Paul E. Black, Andrew W. Lane

A simulator for quantum information systems cannot be both general, that is, easily used for every possible system, and efficient. Therefore, some systems will...

Influence of Buffer Layer Thickness on Memory Effects of SrBi2Ta2O9 /SiN/Si Structures

August 23, 2004

Author(s)

Jin-Ping Han, Sang-Mo Koo, Curt A. Richter, Eric M. Vogel

We deposited 250 nm thick SrBi2Ta2O9 (SBT) thin films on silicon-nitride buffered Si (100) substrates to form metal-ferroelelctric-insulator-semiconductor (MFIS...

Transport Coefficients of the Lennard-Jones Model Fluid. I. Viscosity

August 22, 2004

Author(s)

J Meier, Arno D. Laesecke, Stephan Kabelac

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

Optical Characterization of Oligo(phenylene-ethynlyene) Self-Assembled Monolayers on Gold

August 19, 2004

Author(s)

Lee J. Richter, C S. Yang, P T. Wilson, Christina Hacker, Roger D. van Zee, J J. Stapleton, D L. Allara, J M. Tour

A Thermodynamic Study of the Lipase-Catalyzed Transesterification of Benzyl Alcohol and Butyl Acetate in Supercritical Carbon Dioxide Media

August 16, 2004

Author(s)

Karen W. Phinney, Yadu D. Tewari, T. Hara, M P. Mayhew

A Thermodynamic and Time Course Study of the Lipase-Catalyzed Transesterification of Benzyl Alcohol and Butyl Acetate in Supercritical Carbon Dioxide Media

August 16, 2004

Author(s)

Yadu D. Tewari, T. Ihara, Karen W. Phinney, M P. Mayhew

The time course and thermodynamics of the lipase-catalyzed transesterification reaction (benzl alcohol + butyl acetate = benzyl acetate + 1-butanol) has been...

Precision Metrology for Fiber-Amplifier Noise Figure Traceable to a RIN Standard

August 16, 2004

Author(s)

Gregory E. Obarski, Paul D. Hale

We developed high-precision metrology for fiber-amplifier noise figure based on application of a relative intensity noise (RIN) standard to the RIN subtraction...

Current, Charge, and Capacitance During Scanning Probe Oxidation. I. Maximum Charge Density and Lateral Diffusion

August 15, 2004

Author(s)

John A. Dagata, F Perez-murano, C Martin, H Kuramochi, H Yokoyama

A comprehensive analysis of the electrical current passing through the tip-substrate junction during oxidation of silicon by scanning probe microscopy (SPM) is...

Lumped-Parameter Thermal Modeling of an IPEM using Thermal Component Models

August 15, 2004

Author(s)

J J. Rodriguez, Allen R. Hefner Jr., David W. Berning, M Velez-Reyes, Madelaine H. Hernandez, Jorge Gonz¿lez

A thermal model for the CPES IPEM Gen. II is presented. The selected approach is the simulation of the thermal behavior of an experimental IPEM testbed using...

Fatigue Sensitivity of Y-TZP to Microscale Sharp-Contact Flaws

August 14, 2004

Author(s)

Yu Zhang, Brian R. Lawn

The strength degrading effects of sharp-contact damage are examined for Y-TZP ceramic plates bonded to a plastic substrate. Microscale contacts are made with...

Conducting atomic force microscopy for Nanoscale tunnel barrier characterization

August 13, 2004

Author(s)

Kristine Lang, Dustin Hite, Raymond Simmonds, Robert McDermott, David P. Pappas, John M. Martinis

Increasing demands on nanometer scale properties of oxide tunnel barriers necessitate a consistent means to assess them at these lengths. Here we use conducting...

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