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Journals

Investigating the Structure of Boron Nitride Nanatubes by Near-Edge X-ray Absorption Fine Structure (NEXAFS) Spectroscopy

September 1, 2005

Author(s)

T Hemraj-Benny, S Banerjee, S Sambasivan, Daniel A. Fischer, W Han, J A. Misewich, S S. Wong

Self-Assembly, Molecular Ordering, and Charge Mobility in Solution-Processed Ultrathin Oligothiophene Films

September 1, 2005

Author(s)

A R. Murphy, Paul C. Chang, Priscilla VanDyke, J -. Liu, J M. Frechet, V Subramanian, Dean DeLongchamp, Daniel A. Fischer, Eric K. Lin

Direct Computation of Characteristic Temperatures and Relaxation Times for Glass-Forming Polymer Liquids

September 1, 2005

Author(s)

J Dudowicz, Karl Freed, Jack F. Douglas

Characteristic temperatures and structural relaxation times for different classes of glass-forming liquids have been computed using a revised entropy theory of...

Measurement of the Casimir-Polder Force Through Center of Mass Oscillations of a Bose Einstein Condensate

September 1, 2005

Author(s)

D M. Harber, J Obrecht, J M. McGuirk, Eric A. Cornell

We have performed a measurement of the Casimir Polder force using a magnetically trapped ^u87Rb Bose Einstein condensate. By detecting perturbations of the...

Electronic Spectra of Molecules with Two C_3v Internal Rotors: Torsional Analysis of the A¹A_u-X¹A_g Spectrum of Biacetyl

September 1, 2005

Author(s)

Cheng-Liang Huang, Chen-Lin Liu, Chi-Kung Ni, Jon T. Hougen

Quantum State-Resolved Energy Transfer Dynamics at Gas-Liquid Interfaces: IR Laser Studies of CO^d2 Scattering from Perfluorinated Liquids

September 1, 2005

Author(s)

B G. Perkins, David Nesbitt

An apparatus for detailed study of quantum state resolved inelastic energy transfer dynamics at the gas-liquied interface is described. The approach relies on...

Evaluation of Elastic-Scattering Cross Sections for Electrons and Positrons Over a Wide Energy Range

September 1, 2005

Author(s)

Aleksander Jablonski, Francesc Salvat, Cedric J. Powell

Quantification of surface and bulk analytical methods, e.g., Auger-electron spectroscopy (AES), X-ray photoelectron spectroscopy (XPS), electron-probe...

Semantic Integration through Invariants

September 1, 2005

Author(s)

Michael Gruninger, J Kopena

A semantics-preserving exchange of information between two software applications requires mappings between logically equivalent concepts in the ontology of each...

Amorphous to Tetragonal Transition in Ultrathin Zirconia Films: Effect on the Electronic and Dielectric Properties

September 1, 2005

Author(s)

Safak Sayan, Mark Croft, Nhan Van Nguyen, Tom Emge, Evgeni Gusev, Hyunjung G. Kim, James R. Ehrstein, Paul McIntyre, Eric Garfunkel

As medium-high permittivity dielectrics approach use in MOSFET production, an atomic level understanding of their permittivity and the capacitance of structures...

An STIR Forensic Typing System for Genetic Individualization of Domestic Cat (Felis catus) Samples

September 1, 2005

Author(s)

M A. Menotti-Raymond, V A. David, L A. Wachter, John Butler, S J. O'Brien

A forensic genotyping panel of 11 tetranucleotide STR loci from the domestic cat was characterized and evaluated for genetic individualization of cat tissues...

Fluid Dynamics Analysis of Channel Flow Geometries for Materials Characterization in Microfludic Devices

September 1, 2005

Author(s)

Frederick R. Phelan Jr., Steven Hudson, Matthew D. Handler

The fluid dynamics of geometries for liquid state materials characterization in microfluidic devices are investigated. Numerical simulation together with flow...

Compiling Gate Networks on an Ising Quantum Computer

September 1, 2005

Author(s)

M. D. Bowdrey, J A. Jones, Emanuel Knill, R. Laflamme

A Framework to Ensure Trustworthy Web Services

September 1, 2005

Author(s)

Jia Zhang, L Zhang

The National Software Reference Library (NSRL) of the U.S. National Institute of Standards and Technology (NIST) collects software from various sources and...

Combination Testing Strategies: A Survey

September 1, 2005

Author(s)

M Grindal, A. J. Offutt, S F. Andler

The National Software Reference Library (NSRL) of the U.S. National Institute of Standards and Technology (NIST) collects software from various sources and...

Spatial and Spectral Mode Selection of Heralded Single Photons From Pulsed Parametric Down Conversion

September 1, 2005

Author(s)

Stefania Castelletto, Ivo P. Degiovanni, V Schettini, Alan L. Migdall

We describe an experiment in which photon pairs from a pulsed parametric down-conversion source were coupled into single-mode fibers with heralding efficiencies...

RoboCup 2004: Rescue Robot League

August 31, 2005

Author(s)

Adam S. Jacoff, S Tadokoro

This article discusses the RoboCupRescue Robot League competition held this year in Lisbon, Portugal. These annual competitions increase awareness of the...

Growth Habits and Defects in ZnO Nanowires Grown on GaN/Sapphire Substrates

August 31, 2005

Author(s)

Igor Levin, Albert Davydov, Babak Nikoobakht, Norman A. Sanford, Pavel Mogilevsky

Growth habits and defects in epitaxial ZnO nanowires grown from Au catalyst on (0001) GaN/sapphire substrate using Vapor-Liquid-Solid (VLS) technique were...

Quantitative Elastic-Property Measurements at the Nanoscale with Atomic Force Acoustic Microscopy

August 31, 2005

Author(s)

Donna C. Hurley, Malgorzata Kopycinska-Mueller, Tony B. Kos, Roy H. Geiss

We are developing metrology for rapid, quantitative assessment of elastic porperties with nanoscale spatial resolution. Atomic force acoustic microscopy (AFAM)...

Contact mechanics and tip shape in afm-based nanomechanical measurements

August 31, 2005

Author(s)

Malgorzata Kopycinska-Mueller, Roy H. Geiss, Donna C. Hurley

Stiffness-load curves obtained in quantitative atomic force acoustic microscopy (AFAM) measurements depend on both the elastic properties of the sample and the...

Growth habits and defects in ZnO nanowires grown on GaN/sapphire substrates

August 31, 2005

Author(s)

Igor Levin, Albert Davydov, Babak Nikoobakht, Norman Sanford, Pavel Mogilevsky

Growth habits and defects in epitaxial ZnO nanowires grown from Au catalyst on (00.1) GaN/sapphire substrate using the vapor-liquid-solid (VLS) technique were...

Heterotrimeric G-protein alpha-Subunit Adopts a "Preactivated" Conformation When Associated with beta-Subunits

August 29, 2005

Author(s)

N G. Abdulaev, T Ngo, C Zhang, A Dinh, D M. Brabazon, K D. Ridge, John P. Marino

Combinatorial Synthesis and Dissolution Testing of Polyanhydride Copolymers

August 28, 2005

Author(s)

Brandon M. Vogel, Naomi Eidelman, Surya Mallapragada, Balaji Narasimhan

A linearly varying compositional library of 100 different polyanhydride randomcopolymers was designed, fabricated, and characterized within a few hours. A...

Microfluidic Platform for Combinatorial Measurements of Polymer Particles

August 28, 2005

Author(s)

Zuzanna T. Cygan, Susan E. Barnes, Kathryn L. Beers, Eric J. Amis

Organic-stable microfluidic devices are used for combinatorial measurements of polymerization reactions on chip. Formulation, processing, and measurement are...

Spectroscopic Monitoring of Polymerization in Microfluidic Channels

August 28, 2005

Author(s)

Susan E. Barnes, Anthony J. Bur, Zuzanna T. Cygan, Kathryn Beers, Eric J. Amis

At NIST Combinatorial Methods Center (NCMC) we are interested in the construction of material libraries that explore a range of polymer chemistries and...

Uncertainties in Scaling Factors for Ab Intio Vibrational Frequencies

August 26, 2005

Author(s)

K Irikura, R Johnson, Raghu N. Kacker

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)]...

Use of Laser-Induced Ionization to Detect Soot Inception in Premixed Flames.

August 20, 2005

Author(s)

Samuel L. Manzello, E J. Lee, George W. Mulholland

Observation and Absolute Frequency Measurements of the ¹S₀ - ³P₀ Optical Clock Transition in Neutral Ytterbium

August 19, 2005

Author(s)

C Hoyt, Zeb Barber, Christopher W. Oates, Scott A. Diddams, Tara M. Fortier, Leo W. Hollberg

We report the direct excitation of the highly forbidden (6s 2) 1S 0 - (6s6p) 3P 0 optical transition in two odd isotopes of ytterbium. As the excitation laser...

Temperature Profiles and Thermal Losses in 150 Watt High-Intensity Discharge Lamps

August 19, 2005

Author(s)

John J. Curry, Craig J. Sansonetti, J C. Wang

A series of 150 W quartz metal-halide test lamps containing four different chemistries has been studied with optical emission spectroscopy and x-ray absorption...

Microfluidic interfacial tensiometry

August 17, 2005

Author(s)

Steven D. Hudson, J Cabral, Kathryn L. Beers, W Goodrum, Eric J. Amis

A microfluidic approach to measure interfacial tension of immiscible fluids rapidly is reported. This method rests upon quantitative real-time analysis of two...

Gyromagnetic damping and the role of spin-wave generation in pulsed inductive microwave magnetometry

August 17, 2005

Author(s)

Michael Schneider, Thomas Gerrits, Anthony B. Kos, Thomas J. Silva

The dependence of the magnetodynamic response of thin permalloy films was measured with a pulsed inductive microwave magnetometer as a function of varying width...

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