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Journals

Blueprint for Radioanalytical Metrology CRM's

October 16, 2008

Author(s)

Kenneth G. Inn, Hiromu Kurosaki, Carole Frechou, Chris Gilligan, Robert Jones, Stephen LaMont, Jeff Leggitt, Chunsheng Li, Keith McCroan, Ronald Swatski

In 1977, the International Committee on Radionuclide Metrology's (ICRM) Low-Level Working Group (LLWG) workshop, a long-term blueprint for a new series of...

An Orthogonal Design of Experiment / Exploratory Data Analysis for Putonium Contaminatian

October 16, 2008

Author(s)

Hiromu Kurosaki, Robert Radford, James J. Filliben, Kenneth G. Inn

This paper describes statistical experimental design approach of identifying sources of Pu contamination throughout analysis of shellfish at the National...

Atomic Data for Dielectronic Recombination Into C-like Oxygen

October 16, 2008

Author(s)

U I. Safronova, I Murakami, T Kato, D Kato, Y Ralchenko

Energy levels, radiative transition probabilities, and autoionization rates for C-like oxygen (O$^2+}$) including $1s^22s^22pnl$, $1s^22s2p^2nl$, and $1s^22p...

Near-Field Scanning Optical Microscopy Imaging: Theory, Simulation and Experiment

October 16, 2008

Author(s)

Garnett W. Bryant, A Liu

Near-field scanning optical microscopy (NSOM) is being studied to achieve optical resolution much better than the diffraction limit. Improved resolution is...

SSE- and Noise-Optimized InGaAs Radiation Thermometer

October 16, 2008

Author(s)

Howard W. Yoon, Charles E. Gibson, V B. Khromchenko, George P. Eppeldauer

For the measurements of radiance temperatures in the range from 150 ?C to 1000 ?C, low uncertainties in the temperature measurements can be achieved by using...

Orthogonal Functions, Discrete Variable Representation and Generalized Gauss Quadratures

October 16, 2008

Author(s)

B I. Schneider, N Nygaard

The numerical solution of most problems in theoretical chemistry involve either the use of a basis set expansion (spectral method) or a numerical grid. For many...

Local Screening of a Core Hole: a Real-Space Approach Applied to Hafnium Oxide

October 16, 2008

Author(s)

Eric L. Shirley

An approach to screening a core hole s potential in solids for purposes such as theoretical near-edge spectrum calculations is developed. In this approach, the...

Perfect Quantum State Transfer With Superconducting Phase Qubits

October 16, 2008

Author(s)

Frederick Strauch, Carl J. Williams

Superconducting quantum circuits, fabricated with multiple layers, are proposed to implement perfect quantum state transfer between nodes of a hypercube network...

Distant Entanglement with Nearest Neighbor Interactions

October 16, 2008

Author(s)

G K. Brennen

Preparing many body entangled states efficiently using available interactions is a challenging task. One solution may be to couple a system collectively with a...

Draft Radioanalytical Water and Soil Performance Testing Uncertainty Acceptance Criteria Derived From Historical Mixed-Analyte Performance Evaluation Program Results

October 16, 2008

Author(s)

Kenneth G. Inn, James J. Filliben, James Dahlgran

Radioanalytical performance testing programs provide radioassay laboratories, regulators and the public performance-based evidence that measurement capabilities...

An Observable Measure of Multiqubit Entanglement for Pure States

October 16, 2008

Author(s)

G K. Brennen

Recently, Meyer and Wallach [D.A. Meyer and N.R. Wallach (2002), J. of Math. Phys., 43, pp. 4273] proposed a measure of multi-qubit entanglement that is a...

The Superconductive Critical Magnetic Field of Beryllium

October 16, 2008

Author(s)

Robert J. Soulen, J H. Colwell, William E. Fogle

We have measured the temperature dependence of the superconductive critical magnetic field of several samples of beryllium from three different sources. The...

Applications of Micro-Ring Resonator Filter Devices

October 16, 2008

Author(s)

S T. Chu, B E. Little, Y Kokubun, W Pan

Recently reported micro-ring resonator filters have demonstrated their compactness and signal processing functions. These features are attractive for large...

Polarization-Locked Temporal Vector Solitons in a Fiber Laser: Theory

October 16, 2008

Author(s)

J M. Soto-Crespo, N N. Akhmediev, B C. Collings, S T. Cundiff, K Bergman, W H. Knox

Stable polarization-locked temporal vector solitons are found in a saturable absorber modelocked fiber laser with weak cavity birefringence. The system is...

Measurement of Wavelengths With Phosphor Storage Image Plates at Grazing-Incidence

October 16, 2008

Author(s)

Joseph Reader, Uri Feldman, Charles Brown

Measurements of wavelengths to high accuracy with a 10.7-m grazing-incidence spectrograph using phosphor storage image plates were carried out. The spectra were...

X-Ray and EUV Emission Induced by Variable Pulsewidth Irradiation of Ar and Kr Clusters and Droplets

October 16, 2008

Author(s)

E Parra, I Alexeev, J Fan, K Kim, S J. McNaught, H M. Milchberg

Measurements are presented of X-ray (>1.5 keV) and extreme ultraviolet (EUV, 8 = 2 - 44 nm) emission from Argon and Krypton supersonic gas jets at room (T = 300...

A Critical Compilation of Energy Levels and Spectral Lines of Neutral Boron

October 16, 2008

Author(s)

Alexander Kramida, A N. Ryabtsev

Observed spectral lines of neutral boron are critically compiled. Fromselected best measurements, an improved and extended set of energy levels isderived for...

Atomic Oscillator Strengths in the Vacuum Ultraviolet using Fourier Transform and Grating Spectroscopy

October 16, 2008

Author(s)

Gillian Nave, Zhigang Li, Craig J. Sansonetti, Ulf Griesmann, Alexander Fried

We describe our program to measure branching fractions of Fe II in the vacuum ultraviolet. Branching ratios above 1400 are measured using Fourier transform...

Experimental Eavesdropping Attack Against Ekert's Protocol Based on Wigner's Inequality

October 16, 2008

Author(s)

F Bovino, A Colla, G Castagnoli, Stefania Castelletto, Ivo P. Degiovanni, M L. Rastello

We experimentally implemented an eavesdropping attack against the Ekert protocol for quantum key distribution based on the Wigner inequality. We demonstrate a...

Quantum Charge Fluctuations and the Polarizability of the Single Electron Box

October 16, 2008

Author(s)

Konrad Lehnert, B A. Turek, K Bladh, L F. Spietz, D Gunnarsson, P Delsing

We measure the average charge on a single-electron box, with an accuracy of 10 -3 e as a function of an externally applied potential. At this accuracy, we...

Coherent Rayleigh Scattering

October 16, 2008

Author(s)

J H. Grinstead, P F. Barker

Nonresonant four-wave mixing in rarefied gases in which the nonlinearity arises from microscopic velocity perturbations induced by electrostriction has been...

Chemical Force Microscopy of 30 nm Half-Pitch Latent Images in Poly(Methyl-Methacrylate)

October 16, 2008

Author(s)

John T. Woodward IV, Harun Solak

Poly(methyl-methacrylate) (PMMA) thin films were spun cast on silicon and exposed to a 30 nm half-pitch EUV interference pattern. The sample was imaged by...

Stability of Bose-Einstein Condensates in a Kronig-Penney Potential

October 16, 2008

Author(s)

Ippei Danshita, S Tsuchiya

We study the stability of Bose-Einstein condensates with superfluid currents in a one-dimensional periodic potential. By using the Kronig-Penney model, the...

Second Harmonic Generation From the Si/SiO₂ Interface

October 16, 2008

Author(s)

S T. Cundiff, T M. Fortier

Optical second harmonic generation Is very sensitive to surfaces or interfaces if the bulk material is inversion symmetric. We present the resultsof second...

The NIST Eutectic Project: Construction of Co-C, Pt-C, and Re-C Fixed-Point Cell and Their Comparison With the NMIJ

October 16, 2008

Author(s)

Howard W. Yoon, Charles E. Gibson, V B. Khromchenko

The National Institute of Standards and Technology (NIST) has initiated a project on novel high-temperature fixed points by use of metal (carbide)-carbon...

OH stretch overtone spectroscopy and transition dipole slignment of HOD

October 16, 2008

Author(s)

David Nesbitt, J R. Fair, O Votava

Photoscoustic spectroscopy in room-temperature H 2O/HOD/D 2O cells has been used to probe the 3v OH and 4v OH overtone bands in HOD via excitation with a single...

Standards for Intravascular Brachytherapy Dosimetry

October 16, 2008

Author(s)

Christopher G. Soares

The dosimetry of intravascular brachytherapy sources is quite difficult due to the small size of the sources and the close proximity at which measurements are...

Optical Feshbach Resonance of Alkaline-Earth Atoms in a 1D or 2D Optical Lattice

October 16, 2008

Author(s)

Pascal Naidon, Paul S. Julienne

Motivated by a recent experiment by Zelevinsky et al. [Phys. Rev. Lett. 96, 203201], we present the theory for photoassociation and optical Feshbach resonances...

Observation of Polarization-Locked Vector Solitons in Optical Fiber

October 16, 2008

Author(s)

S T. Cundiff, B C. Collins, N N. Akhmediev, J M. Soto-Crespo, K Bergman, W H. Knox

We observe the formation of polarization-locked vector solitons in a modelocked fiber laser. Temporal vector solitons contain components along both principal...

Polycapillary X-Ray Optics for X-Ray Astronomy

October 16, 2008

Author(s)

C H. Russell, Andrey Guber, K Kolodziejczak, M Joy, C A. MacDonald, W M. Gibson

High-energy x-ray spectrometry from astronomical sources is difficult due to low flux rates and high background. Polycapillary X-ray optics can be used to...

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