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Journals

Free-space quantum cryptography in the H-alpha Fraunhofer window

September 1, 2006

Author(s)

D J. Rogers, Joshua Bienfang, Alan Mink, Charles W. Clark, Barry J. Hershman, Anastase Nakassis, Xiao Tang, Lijun Ma, David H. Su, Carl J. Williams

Low-Thermal-Conductivity Plasma-Sprayed Thermal Barrier Coatings with Engineered Microstructures

September 1, 2006

Author(s)

A D. Jadhav, N P. Padture, E H. Jordan, Maurice Gell, Pilar Miranzo, Edwin R. Fuller

Magnetism and the Defect state in the Magnetocaloric Antiperovskite Mn3GaC1-x

September 1, 2006

Author(s)

Laura H. Lewis, D Yoder, A R. Moodenbaugh, Daniel A. Fischer, M -. Yu

Effects of Synthetic Amphiphilic alpha-Helical Peptides on the Electrochemical and Structural Properties of Supported Hybrid Bilayers on Gold

September 1, 2006

Author(s)

M B. Smith, J Tong, Jan Genzer, Daniel A. Fischer, P K. Kilpatrick

High-Sensitivity Transmission IR Spectroscopy for the Chemical Identification and Structural Analysis of Conjugated Molecules on Gallium Arsenide Surfaces

September 1, 2006

Author(s)

D Krapchetov, H Ma, A K. Jen, Daniel A. Fischer, Y L. Loo

Imperfect Surface Order and Functionalization in Vertical Carbon Nanotube Arrays Probed by Near Edge X-ray Absorption Fine Structure Spectroscoy (NEXAFS)

September 1, 2006

Author(s)

T Hemraj-Benny, S Banerjee, S Sambasivan, Daniel A. Fischer, G Eres, Alexander Puretzky, D B. Goehegan, D H. Lowndes, J A. Misewich, S S. Wong

Selective Excitation of Metastable Atomic States by Femto- and Attosecond Laser Pulses

September 1, 2006

Author(s)

A D. Kondorskiy, L P. Presnyakov, Yuri Ralchenko

The possibility to achieve high selective excitation of low metastable states of hydrogen and helium atoms by using short laser pulses with reasonable...

Effect of Xenon Bombardment on Ruthenium-Coated Grazing Incidence Collector Mirror Lifetime for EUV Lithography

September 1, 2006

Author(s)

M Nieto, J P. Allain, V Titov, M R. Hendricks, A Hassanein, D Rokusek, C Chrobak, Charles Tarrio, Yaniv Barad, Steven Grantham, Thomas B. Lucatorto, Bryan Rice

The effect of energetic Xenon ion bombardment on the extreme ultraviolet (EUV) reflectivity performance of mirrors is of vital importance for the performance of...

Multi-Determinant Trial Functions in the Determination of the Dissociation Energy of the Beryllium Dimer: A Quantum Monte Carlo Study

September 1, 2006

Author(s)

J A. Harkless, Karl Irikura

Both variational Monte Carlo (VMC) and fixed-node diffusion Monte Carlo (DMC) are used to estimate the dissociation energy of Be2. The effect of using single-...

Surface Modification of PMMA for Application of Wall Coating Polymers for Microchip Electrophoresis

September 1, 2006

Author(s)

Jayna J. Shah, Jon Geist, Laurie E. Locascio, Michael Gaitan, Rao Mulpuri, Wyatt N. Vreeland

The development of rapid and simple wall coating strategies for high resolution electrophoretic separation of DNA is of crucial importance for the successful...

Multiple Description Video Coding Over Multiple Path Routing Networks

August 29, 2006

Author(s)

Shaoshuai Gao, Hamid Gharavi

This paper presents a multiple description (MD) video-coding scheme, which uses interlaced high signal to noise ratio (H-SNR) and low signal to noise ratio (L...

Densimetry for Primary Temperature Metrology and a Method for the In-situ Determination of Densimeter Sinker Volumes

August 25, 2006

Author(s)

Mark O. McLinden

The feasibility of using gas-phase pressure-density-temperature (p-ρ-T) measurements as a method of determining thermodynamic temperatures is evaluated...

A single-photon pump

August 25, 2006

Author(s)

Kevin Osborn, Mark W. Keller

We describe a gated quantum dot device called a single-photon pump that produces single photons on demand through the controlled tunneling of individual...

Electrical Measurement of Spin-Wave Interactions of Closely-Spaced Spin Transfer Nano-Oscillators

August 23, 2006

Author(s)

Matthew Pufall, Billy F. Riddle, Stephen E. Russek, John Kakareka, Jordan A. Katine

We have investigated the interaction mechanism between two nanocontact spin transfer oscillators made on the same magnetic spin valve multilayer. The...

Effects of Incorporating Nano-Sized Monocalcium Phosphate Monohydrate Fillers on Whisker-Reinforced Dental Composites

August 21, 2006

Author(s)

Hockin D. Xu, Limin Sun, Michael Weir, Shozo Takagi, P P. Chow, B Hockey

Clinical data indicate that secondary caries and restoration fracture are the most common problems facing dental resin composites. The ultimate goal is to...

Soft X-ray Absorption Spectroscopy of the MgB2 Boron K Edge in an MgB2/Mg Composite

August 20, 2006

Author(s)

Daniel A. Fischer, A R. Moodenbaugh, Q Li, G Gu, Y Zhu, J W. Davenport, D O. Welch, H Su

Connector-induced offsets in optical fiber power meters

August 20, 2006

Author(s)

Igor Vayshenker, Xiaoyu X. Li, Darryl A. Keenan

We discuss issues related to calibration of optical fiber power meters. The power readings may vary when using various types of fiber connectors, or even the...

Electronically Induced Atom Motion in Engineered CoCu Nanostructures

August 18, 2006

Author(s)

Joseph A. Stroscio, Francesca M. Tavazza, Jason Crain, Robert Celotta, Anne M. Chaka

We have measured the quantum yield for exciting the motion of a single Co atom in CoCu n linear molecules constructed on a Cu(111) surface. The Co atom switched...

Improved uncertainty budget for optical frequency measurements with microkelvin neutral atoms: Results for a high-stability ⁴⁰Ca optical frequency standard

August 18, 2006

Author(s)

G Wilpers, Christopher W. Oates, Leo W. Hollberg

Using a Ca optical frequency standard at 657 nm, we demonstrate a method for reducing uncertainties in absolute frequency measurements of optical transitions...

From Molecular Insights and Chemical Technologies to Communications and Expert Systems: a Few Short Thermodynamic Stories

August 17, 2006

Author(s)

Michael D. Frenkel

This Hugh M. Huffman Memorial Award Lecture illustrates the power of phenomenological and statistical thermodynamics and the unique role of thermochemical data...

Encapsulated Chondrocyte Response to Pulsatile Flow Bioreactor

August 16, 2006

Author(s)

James A. Cooper, W Li, L A. Bailey, Steven D. Hudson, Sheng Lin-Gibson, Kristi S. Anseth, Rocky Tuan, N Washburn

We have developed a bioreactor using microfluidic techniques that allow for dynamic culture conditions and measurement of the fluid flow impinging upon a three...

Minimum-Phase Calibration of Sampling Oscilloscopes

August 15, 2006

Author(s)

Andrew M. Dienstfrey, Paul D. Hale, Darryl A. Keenan, Tracy S. Clement, Dylan F. Williams

We describe an algorithm for determining the minimum phase of a linear time-invariant response function from its magnitude. The procedure is based on Kramers...

A Universal Approach to Electrically Connecting Nanowire Arrays Using Nanoparticles Application to a Novel Gas Sensor Architecture

August 14, 2006

Author(s)

Prahalad M. Parthangal, Richard E. Cavicchi, Michael R. Zachariah

We report on a novel, in-situ approach toward connecting and electrically contacting vertically aligned nanowire arrays using conductive nanoparticles. The...

Frequency-stabilized cavity ring-down spectrometer for high-sensitivity measurements of water vapor concentration

August 12, 2006

Author(s)

Joseph T. Hodges, D Lisak

We present a portable spectrometer that uses the frequency-stabilized cavity ring-down spectroscopy technique to realize high-precision measurements of trace...

Microstructural Characterization of Al-7075 T651 Chips and Work Pieces Produced by High Speed Machining

August 11, 2006

Author(s)

Carelyn E. Campbell, Leonid A. Bendersky, William J. Boettinger

Dehydration vs. Deamination of N-Terminal Glutamine in Collision-Induced Dissociation of Protonated Peptide Ions

August 11, 2006

Author(s)

Pedatsur Neta, Quan-Long Pu, Lisa E. Kilpatrick, Xiaoyu Yang, Stephen E. Stein

Some of the most prominent neutral losses in peptide ion fragmentation are the loss of ammonia and water from N-terminal glutamine. These processes are studied...

Anti-Biofouling Properties of Comb-Like Block Copolymer With Amphiphilic Side-Chains

August 11, 2006

Author(s)

Sitaraman Krishnan, R Ayothi, A Hexemer, J Finlay, K E. Sohn, R Perry, Christopher K. Ober, E J. Kramer, M E. Callow, J A. Callow, Daniel A. Fischer

Surfaces of novel block copolymers with amphiphilic side chains were studied for adhesion of marine organisms. the surface-active polymer, obtained by grafting...

Electrostatically gated Si devices: Coulomb blockade and barrier capacitance

August 10, 2006

Author(s)

Neil M. Zimmerman, Akira Fujiwara, Hiroshi Inokawa, Yasuo Takahashi

Using a new device resembling a nano-CCD, and measuring the Coulomb blockade, we identify a new parameter, the "barrier capacitance". We then show how this...

Capillary Porosity Depercolation/Repercolation in Hydrating Cement Pastes via Low Temperature Calorimetry Measurements and CEMHYD3D Modeling

August 9, 2006

Author(s)

Dale P. Bentz

The percolation state of the capillary porosity in a hydrating cement paste has a large influence both on transport properties and on durability performance...

Single-Molecule Charge Transport Measurements Reveal Technique-Dependant Perturbations

August 8, 2006

Author(s)

Dwight S. Seferos, A S. Blum, James G. Kushmerick, Guillermo Bazan

We compare scanning tunneling microscopy (STM) imaging with single molecule conductive atomic force microscopy (C-AFM) measurements by probing a series of...

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