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Journals

In Vitro Cytotoxicity of Amorphous Calcium Phosphate Composites

May 1, 2005

Author(s)

Carl Simon Jr., Joseph M. Antonucci, D W. Liu, Drago Skrtic

Calcium phosphate-based biomaterials are being widely used as bone substitutes in dentistry as well as reconstructive and orthopedic surgery because of their...

Millimeter Wave Spectrum of Glycine

May 1, 2005

Author(s)

Vadim V. Ilyushin, E A. Alekseev, S K. Dyubko, R A. Motiyenkoa, Francis J. Lovas

Experimental Determination of Electron Inelastic Mean Free Paths in 13 Elemental Solids in the 50 eV to 5000 eV Energy Range by Elastic-Peak Electron Spectroscopy

May 1, 2005

Author(s)

S Tanuma, T Shiratori, Tetsuya Kimura, K Goto, S Ichimura, Cedric J. Powell

We have determined electron inelastic mean free paths (IMFPs) in C (graphite), Si, Cr, Fe, Cu, Zn, Ga, Mo, Ag, Ta, W, Pt and Au by elastic-peak electron...

The Dielectric Permittivity of Saturated Liquid Carbon Dioxide and Propane Measured Using Cross Capacitors

May 1, 2005

Author(s)

E May, Michael R. Moldover, James W. Schmidt

The relative dielectric permittivities er of saturated liquid carbon dioxide (CO2) and propane (C3H8) were measured using well-characterized cross capacitors in...

Bacterial Expression and One-Step Purification of an Isotope-Labeled Heterotrimeric G-Protein alpha-Subunit

May 1, 2005

Author(s)

N G. Abdulaev, Xi-Cheng Zhang, Andy Dinh, T Ngo, Phillip Bryan, D M. Brabazon, John Marino, Kevin Ridge

Heterologous expression systems are often employed to generate sufficient quantities of isotope-labeled proteins for high-resolution NMR studies. Recently, the...

Monte Carlo Strategies for Simulations of Electron Backscattering from Surfaces

May 1, 2005

Author(s)

Aleksander Jablonski, Cedric J. Powell, S Tanuma

Reliable algorithms for simulation of electron trajectories in solids are needed for quantification of Auger electron spectroscopy, particularly for...

PSL: A Semantic Domain for Flow Models

May 1, 2005

Author(s)

Conrad Bock, Michael Gruninger

Flow models underlie popular programming languages and many graphical behavior specification tools. However, their semantics is typically ambiguous, causing...

Storage Conditions for High-Accuracy Composition Standards of AlGaAs

May 1, 2005

Author(s)

Kristine A. Bertness, Alexana Roshko, S. E. Asher, Craig L. Perkins

AlGaAs epitaxial films were stored under different environmental conditions and the resulting surface oxidation and contamination variations measured using...

GaAs Buffer Layer Morphology and Lateral Distributions of InGaAs Quantum Dots

May 1, 2005

Author(s)

Alexana Roshko, Todd E. Harvey, Susan Y. Lehman, Richard Mirin, Kristine A. Bertness, Brittany Hyland

Atomic force microscopy was used to study the morphology of GaAs buffer layers and the density and height distributions of self-assembled InGaAs quantum dots...

Dynamic Deflection Routing with Virtual Wavelength Assignment in Optical-Burst Switched Networks

May 1, 2005

Author(s)

SuKyoung Lee, Lae Y. Kim, J S. Song, David W. Griffith, Kotikalapudi Sriram

We have implemented a quantum key distribution (QKD) system with polarization encoding at 850 nm over 1 km of optical fiber. The high-speed management of the...

Criteria for Exact Qudit Universality

May 1, 2005

Author(s)

G K. Brennen, Dianne M. O'Leary, Stephen Bullock

We describe criteria for implementation of quantum computation in qudits. A qudit is a d-dimensional system whose Hilbert space is spanned by states |0>, |1>...

Rotational Spectrum of Cyclohexyl Sarin

May 1, 2005

Author(s)

R S. DaBell, M W. Ellzy, O Jensen j, J M. Lochner, David F. Plusquellic, A C. Samuels, R D. Suenram

Implementation of the Semiclassical Quantum Fourier Transform in a Scalable System

May 1, 2005

Author(s)

J. Chiaverini, J. Britton, D. Leibfried, Emanuel Knill, M D. Barrett, R. B. Blakestad, W M. Itano, J. D. Jost, C. Langer, R Ozeri, T Schaetz, D Britton, David J. Wineland

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)]...

Rheological and Electrokinetic Behavior Associated with Concentrated Nanosize Silica Hydrosols

May 1, 2005

Author(s)

J Y. Kim, U Paik, Vincent A. Hackley

We report that concentrated fumed silica nanosols exhibit anomalous rheology with regards to predictions based on DLVO theory. Despite a high electrokinetic...

Ventilation Design and Performance in U.S. Office Buildings

April 30, 2005

Author(s)

Andrew K. Persily, J Gorfain

Building ventilation is a primary determinant of indoor air quality (IAQ) as it impacts contaminant concentrations and occupant comfort in terms of the...

Measurement of the ¹⁹⁹Hg⁺ 5d⁹6s² ^2d5/2 Electric Quadrupole Moment and a Constraint on the Quadrupole Shift

April 29, 2005

Author(s)

Windell Oskay, Wayne M. Itano, James C. Bergquist

The electric quadrupole moment of the 199Hg + 5d 96s 2 2 d5/2 state is measured to be (D, 5/2) = -2.98(8) × 10 -40 C m 2. The value was determined by measuring...

X-ray absorption spectroscopy to probe surface composition and surface deprotection in photoresist films

April 26, 2005

Author(s)

J L. Lenhart, Daniel A. Fischer, S Sambasivan, Eric K. Lin, R L. Jones, Christopher Soles, Weida Wu, D L. Goldfarb, M Angelopoulos

Pump-probe Faraday rotation magnetometer using two diode lasers

April 26, 2005

Author(s)

Forrest T. Charnock, Radek Lopusnik, Thomas J. Silva

A time-resolved Faraday rotation magnetometer using externally triggered pulsed diode lasers is described. This device permits measurement of the dynamic...

Optical frequency / wavelentgh references

April 25, 2005

Author(s)

Leo W. Hollberg, Christopher W. Oates, G Wilpers, C Hoyt, Zeb Barber, Scott A. Diddams, W Oskay, James C. Bergquist

Ideas for using visible light from atomic transitions for precision instrumentation and metrology go back at least to the 1800's. There are several good reasons...

Three-Dimensionally Ordered Macroporous Sol-Gel Bioactive Glass (3DOM-BG) Particles and Their In Vitro Biocompatibility

April 25, 2005

Author(s)

K Zhang, N Washburn, Carl G. Simon Jr.

Sol-gel bioactive materials are one of the new generation biomaterials that are both bioactive and bioresorbable. The three-dimensionally ordered macroporous...

Magnetic Properties of the Co-Cd60} and Fe-Cd60}Nanocrystalline Magnetic Thin Films

April 21, 2005

Author(s)

L A. Zheng, E V. Barrera, Robert D. Shull

The basic magnetic properties of Co-Cd60} and Fe-Cd60} nanocrystalline magnetic thin films and the temperature effects of these properties have been...

High Temperature Mass Spectrometry: Accuracy of the Method and Influence of Ionization Cross Sections, for the Determination of Thermodynamic Properties

April 18, 2005

Author(s)

John W. Hastie, D W. Bonnell, C Chatillon, J Drowart

An assessment of the high temperature mass spectrometric technique is given, with emphasis on sources of inaccuracy, particularly ionization cross sections...

Laser Cooling Transitions in Atomic Erbium

April 18, 2005

Author(s)

H Ban, M Jacka, James L. Hanssen, Joseph Reader, Jabez J. McClelland

We discuss laser cooling opportunities in atomic erbium, identifying five J rarr} J + 1 transitions from the 4f 126s 2 3H 6 ground state that are accessible to...

Network Transfer of Control Data: An Application of the NIST Smart Data Flow

April 15, 2005

Author(s)

Martial Michel, Vincent M. Stanford, O P. Galibert

Pervasive Computing environments range from basic mobile point of sale terminal systems, to rich Smart Spaces with many devices and sensors such as lapel...

Electrolytic conductivity of four imidazolium-based room-temperature ionic liquids and the effect of a water impurity

April 9, 2005

Author(s)

Jason A. Widegren, Eric M. Saurer, Kenneth N. Marsh, Joe W. Magee

The electrolytic conductivities (κ) of four hydrophobic room-temperature ionic liquids (RTILs) were measured at temperatures from 288.15 K to 323.15 K. The...

Reaction gas chromatography/mass spectrometry. 2—the use of catalytic on-line dehydrogenation for the investigation of alcohols by gas chromatography/mass spectrometry

April 7, 2005

Author(s)

Anzor Mikaia, Vladimir Smetanin, Vladimir G. Zaikin, Alla V. Antonova, Nikolay A. Prostakov

A GC-MS method is developed for structure determination of aliphatic within mixtures. It involves online application of a gas-phase dehydrogenation reaction...

Improvement in the Low Energy Collection Efficiency of Si(Li) X-Ray Detectors

April 7, 2005

Author(s)

C E. Cox, Daniel A. Fischer, W G. Schwarz, Y Song

Soft X-ray beam-line applications are of fundamental importance to material research, and commonly employ high-resolution Si(Li) detectors for Energy Dispersive...

Elastic-property measurements of ultrathin films using atomic force acoustic microscopy

April 5, 2005

Author(s)

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

Atomic force acoustic microscopy (AFAM), an emerging technique that affords nanoscale lateral and depth resolution, was employed to measure the elastic...

Systematic Errors in Noise Parameter Determination Due To Imperfect Source Impedance Measurements

April 4, 2005

Author(s)

Dave K. Walker, Wojciech Wiatr

We present a rigorouse two-step analysis of systematic errors in the four-noise parameter determination of a two-port network using the cold-source technique...

Standards for Validation of Cancer Biomarkers

April 2, 2005

Author(s)

Catherine D. O'Connell, Donald H. Atha, J P. Jakupciak

Over the past 10 years, DNA testing to identify disease associated mutations and specific organisms, which represent public health and safety concerns, have...

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