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Journals

Characterization of Thin Films on the Nanometer Scale by Auger Electron Spectroscopy and X-Ray Photoelectron Spectroscopy

April 1, 2005

Author(s)

Cedric J. Powell, Aleksander Jablonski, W S. Werner, W Smekal

We describe two NIST databases that can be used to characterize thin films from Auger-electron spectroscopy (AES) and X-ray photoelectron spectroscopy (XPS)...

Approximate Self-Consistent Potentials for Density-Functional-Theory Exchange-Correlation Functionals

April 1, 2005

Author(s)

Mauricio Cafiero, Carlos A. Gonzalez

We show that potentials for exchange-correlation functionals within the Kohn-Sham Density Functional Theory framework may be written as potentials for simpler...

UML 2 Activity and Action Models, Part 6: Structured Activities

April 1, 2005

Author(s)

Conrad E. Bock

This is the sixth in a series introducing the activity model in the Unified Modeling Language, version 2 (UML 2), and how it integrates with the action model [1...

Extension of the Bloch T^3/2^ Law to Magnetic Nanostructures: Bose-Einstein Condensation

April 1, 2005

Author(s)

Edward Della Torre, Lawrence H. Bennett, R E. Watson

The Bloch spin-wave T law for the temperature dependence of magnetization 3/2 is one of the most fundamental in the theory of ferromagnetism. An experimental...

Fast Setting Calcium Phosphate-Chitosan Scaffold: Mechanical Properties and Biocompatibility

April 1, 2005

Author(s)

H H. Xu, Carl Simon Jr.

Blends From In Situ Photopolymerization of Poly(ethylene Glycol) Dimethacrylate Polylactide Mixtures (Poster)

April 1, 2005

Author(s)

K J. Zhang, Carl Simon Jr., Joseph M. Antonucci, Sheng Lin-Gibson

Miscible or partially miscible blends of crosslinked-PEGDMA and PLA were prepared using a unique combination of mixing and photo-polymerization processes...

Ultracold Fermion Cooling Cycle Using Heteronuclear Feshbach Resonances

April 1, 2005

Author(s)

M A. Morales, N Nygaard, J E. Williams, Charles W. Clark

We consider an ideal gas of Bose and Fermi atoms in a harmonic trap, with a Feshbach resonance in the interspecies atomic scattering that can lead to formation...

Cross-Dimensional Relaxation in Bose-Fermi Mixture

April 1, 2005

Author(s)

J Goldwin, S Inouye, M L. Olsen, Deborah S. Jin

We consider the equilibration rate for fermions in Bose-Fermi mixtures undergoing cross-dimensional rethermalization. Classical Monte Carlo simulations of the...

Redefinition of the Kilogram: A Decision Whose Time Has Come

April 1, 2005

Author(s)

I M. Mills, Peter Mohr, T J. Quinn, Barry Taylor, Edwin R. Williams

The kilogram, the base unit of mass in the International System of Units (SI), is defined as the mass m(K) of the international prototype of the kilogram. This...

Toward High-Precision Values of the Self Energy of Non-S States in Hydrogen and Hydrogen-Like Ions

April 1, 2005

Author(s)

E-O Le Bigot, U Jentschura, P Indelicatio, Peter Mohr

Laser Cooling Transitions in Atomic Erbium

April 1, 2005

Author(s)

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

Monte Carlo Simulations of Electron Transport in Solids: Applications to Electron Backscattering From Surfaces

April 1, 2005

Author(s)

Aleksander Jablonski, Cedric J. Powell

We report results of Monte Carlo simulations to investigate the effects of backscattered electrons in scanning Auger microscopy (SAM) on the radial...

Calculations of Stopping Powers of 100 eV to 30 keV Electrons in Ten Elemental Solids

April 1, 2005

Author(s)

S Tanuma, Cedric J. Powell, David R. Penn

We present calculated electron stopping powers (SPs) for ten elemental solids (Al, Si, Cr, Ni, Cu, Ge, Pd, Ag, Pt, and Au). These calculations were made for...

Structural, Electronic, and Dielectric Properties of Ultrathin Zirconia Films on Silicon

April 1, 2005

Author(s)

Safak Sayan, Nhan Van Nguyen, James R. Ehrstein, Tom Emge, Eric Garfunkel, Mark Croft, Xinjian Zhou, David V. Vanderbilt, Igor Levin, Evgeni Gusev, Hyunjung G. Kim, P J. McIntyre

Improved Capacitance Measurements with Respect to a 1 pF Cross Capacitor from 200 Hz to 2000 Hz

April 1, 2005

Author(s)

Yicheng Wang, Scott H. Shields

We describe frequency dependence measurements of fused-silica capacitance standards from 200 Hz to 2000 Hz, using a 1 pF cross capacitor as the reference...

Direct Resistance Comparisons From the QHR to 100 Megohm Using a Cryogenic Current Comparator

April 1, 2005

Author(s)

Randolph Elmquist, Emmanouel S. Hourdakis, Dean G. Jarrett, Neil M. Zimmerman

Measurements of 100 megohm standard resistors and cryogenic thin-film resistors based directly on a QHR standard have been made with a cryogenic current...

Investigations of Noise in Measurements of Electronic Voltage Standards

April 1, 2005

Author(s)

Thomas J. Witt, Yi-hua D. Tang

We have investigated noise in measurements of the 10 V outputs of electronic voltage standards based on Zener diode references (Zeners). Zener outputs were...

Linearization of Large-Signal Scattering Functions

April 1, 2005

Author(s)

Jan Verspecht, Dylan Williams, Dominique Schreurs, Kate Remley, Michael McKinley

We present an improved smallsignal linearization of large-signal scatteringparameter functions that takes on a convenient form similar to scattering parameters...

Evaluation of Carbon Dioxide as R22 Substitute for Residential Conditioning (in Polish) - Part 2

April 1, 2005

Author(s)

J S. Brown, Y Kim, Piotr A. Domanski

This paper compares performance of CO2 and R22 in residential air conditioning applications using semi-theoretical vapor compression and transcritical cycle...

Structure-Property Relationships of Photopolymerizable Poly(Ethylene Glycol) Dimethacrylate Hydrogels

April 1, 2005

Author(s)

L G. Sheng, Ronald L. Jones, N Washburn, F Horkay

Photopolymerized hydrogels from poly(ethylene glycol) dimethacrylate (PEGDM) and similar derivatives have been examined extensively as scaffolds for tissue...

Approximate Theory of Microwave Generation in a Current-Driven Magnetic Nano-contact Magnetized in an Arbitrary Direction

April 1, 2005

Author(s)

Pavel Kabos, Andrei N. Slavin

An approximate analytic theory of microwave generation by spin-polarized direct current in a magnetic nano-contact magnetized in an arbitrary direction is...

Calibrated 200 GHz Waveform Measurement

April 1, 2005

Author(s)

Dylan Williams, Paul D. Hale, Tracy S. Clement

We develop a method for mismatch-correcting temporal waveforms measured with a high-speed electro-optic sampling system. The new calibration characterizes the...

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

April 1, 2005

Author(s)

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

Herein, we demonstrate that NEXAFS is a very effective technique at (a) identifying the phases of boron nitride nanotubes with the potential of distinguishing...

Performance Analysis of Exponential Backoff

April 1, 2005

Author(s)

B J. Kwak, N O. Song, Leonard E. Miller

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...

Liquid-state NMR Simulations of Quantum Many-body Problems

April 1, 2005

Author(s)

C. Negrevergne, Rolando Somma, Gerardo Ortiz, Emanuel Knill, R. Laflamme

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)]...

Composition of Engineering Web Services with Distributed Data Flows and Computations

April 1, 2005

Author(s)

D. Liu, J Peng, K Law, G Wiederhold, Ram D. Sriram

This paper describes an experimental Flow-based Infrastructure for Composing Autonomous Services (FICAS), which supports a service-composition paradigm that...

The Fast Fourier Transform for Experimentalists, Part I: Concepts

April 1, 2005

Author(s)

D Donnelly, Bert W. Rust

The discrete Fourier transform (DFT) is a widely used tool for the analysis of measured time series data. The Cooley-Tukey fast Fourier transform (FFT)...

Two-Photon Mode Preparation and Matching Efficiency: Definition, Measurement and Optimization

April 1, 2005

Author(s)

Stefania Castelletto, Ivo P. Degiovanni, G Furno, V Schettini, Alan L. Migdall, M J. Ware

We investigate the coupling efficiency of parametric down conversion (PDC) into single and multi modes optical fibers, as a function of the pump beam mode...

Finite-temperature modeling of nanoscale spin-transfer oscillators

March 31, 2005

Author(s)

Stephen E. Russek, Shehzaad F. Kaka, William Rippard, Matthew Pufall, Thomas J. Silva

Magnetization dynamics induced by spin-polarized currents in magnetic nanodevices have been numerically simulated using a single-domain model proposed by...

Thermodynamic Properties of Diphenylmethane

March 30, 2005

Author(s)

Robert D. Chirico, William Steele

Measurements leading to the calculation of the standard thermodynamic properties for gaseous diphenylmethane (Chemical Abstracts registry number [101-81-5]) are...

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