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Journals

Connecting the Dots

June 1, 2007

Author(s)

Stephen D. Quinn

Establishing traceability from high-level Federal Information Security Management Act (FISMA) requirements to specific mechanisms to secure hardware and...

Cone Calorimeter Analysis of UL-94 V-Rated Plastics

June 1, 2007

Author(s)

A B. Morgan, Matthew F. Bundy

Cone calorimeter analysis was conducted on 18 thermoplastics with different UL-94 vertical burn test (V) ratings. Ratings varied from V-0 to no rating (NR), and...

Improved Certified Values for Total Mercury and Speciated Mercury in NIST SRMs Using Isotope Dilution ICP-MS

June 1, 2007

Author(s)

Stephen E. Long, William C. Davis, Russell D. Day, Steven J. Christopher, Jacqueline L. Mann, William R. Kelly

Recent improvements in total mercury and mercury speciation measurement capabilities at the National Institute of Standards and Technology have resulted in...

The Recovery of Elastic Properties at 35 C in Trip 700 Steel Following Deformation

June 1, 2007

Author(s)

David J. Pitchure, Richard E. Ricker

The influence of plastic deformation on the elastic properties that determine the magnitude of springback following forming was investigated using dynamic...

Understanding Failure Response in Service Discovery Systems

June 1, 2007

Author(s)

Christopher E. Dabrowski, Kevin L. Mills, Stephen Quirolgico

Spotlighting NIST Standard Reference Materials - New Standard Reference Material (SRM) 2585 Organic Contaminants in House Dust to Support Exposure Assessment Measurements

June 1, 2007

Author(s)

Michele M. Schantz, Jennifer M. Lynch, John R. Kucklick, Dianne L. Poster, H M. Stapleton, S S. Vander Pol, Stephen A. Wise

House dust originates from both internal and external sources and has been identified as one of the primary sources of lead exposure for children (http://www...

Computational Models of the Nano Probe Tip for Static Behaviors

June 1, 2007

Author(s)

Shaw C. Feng, Theodore V. Vorburger, Che B. Joung, Li Ma

As integrated circuits become smaller and faster, the measurement of line width must have less uncertainty and more versatility. The common requirement for...

Anomalous Behavior of Teflon-Based Helium Permeation Flow Standards

June 1, 2007

Author(s)

Patrick J. Abbott, Justin H. Chow

Helium leak testing is a vital step in assuring product reliability for anything that must be packaged in a sealed container. Examples abound from blister...

Coarse-Grained Strategy for Modeling Protein Stability in Concentrated Solutions III: Directional Protein Interactions

June 1, 2007

Author(s)

Jason K. Cheung, Vincent K. Shen, Jeffrey R. Errington, Thomas M. Truskett

We introduce an extension to the coarse-grained modeling strategy described in parts I and II of this investigation to account for the possibility of non...

Carbon-Containing Tetragonal Defects in 316L Austenitic Stainless Steel Carburized Under Paraequilibrium Conditions: An Internal Friction Study

June 1, 2007

Author(s)

A H. Heuer, F Ernst, H Kahn, G M. Michal, David J. Pitchure, Richard E. Ricker

An internal friction study was conducted into the strengthening mechanism of low-temperature, paraequilibrium, carburization of stainless steel. Low temperature...

Supplement to the 2004 Update of the AAPM Task Group No. 43 Report

June 1, 2007

Author(s)

Mark J. Rivard, Wayne Butler, Larry A. DeWerd, Saiful M. Huq, Geoffrey S. Ibbott, Christopher Melhus, Michael G. Mitch, Ravinder Nath, J Williamson

Since publication of the 2004 update to the American Association of Physicists in Medicine (AAPM) Task Group No. 43 Report (AAPM TG-43U1), several new low...

Critical-Current Measurements on an ITER Nb₃Sn Strand: Effect of Axial Tensile Strain

June 1, 2007

Author(s)

Najib Cheggour, John (Jack) W. Ekin, Loren F. Goodrich

The dependence of transport critical-current (I c on axial tensile strain ε was measured for a developmental Nb 3Sn multifilamentary strand as a function of...

An Empirical Model for the Warm-Up Drift of a Commercial Harmonic Phase Standard

June 1, 2007

Author(s)

Jeffrey Jargon, Jolene Splett, Dominic F. Vecchia, Donald C. DeGroot

We develop an empirical model for the warm-up drift in a harmonic phase standard used to calibrate the phase distortion of a nonlinear vector network analyzer...

Current Ripple Effect on n-Value

June 1, 2007

Author(s)

Loren F. Goodrich, Jolene Splett

We studied the systematic effect of current ripple on the determination of n-value, which is the index of the shape of the electric field-current (E-I) curve...

Effect of Fatigue under Transverse Compressive Stress on Slitted Y-Ba-Cu-O Coated Conductors

June 1, 2007

Author(s)

Najib Cheggour, John (Jack) W. Ekin, C. L. H. Thieme, Y Y. Xie

The slitting of wide Y-Ba-Cu-O coated-conductor tapes to a width desirable for applications allows a considerable reduction in conductor manufacturing cost...

Nonlinear Response of Combined Superconductor/Ferroelectric Devices: Fist Experiment Approach

June 1, 2007

Author(s)

Jordi Mateu, James Booth, Brian H. Moeckly

Superconductor thin films are known to possess a nonlinear response at microwave frequencies. These nonlinear effects can be described quantitatively by a...

Quantum key distribution over a 40-dB channel loss using superconducting single-photon detectors

June 1, 2007

Author(s)

Hiroki Takesue, Sae Woo Nam, Qiang Zhang, Robert Hadfield, Toshimori Honjo, Kiyoshi Tamaki, Yoshihisa Yamamoto

We report the first quantum key distribution (QKD) experiment to enable the creation of secure keys over 42 dB channel loss and 200 km of optical fibre. We used...

Measurement of Weld Toughness - Crack Tip Opening Angle Criterion

June 1, 2007

Author(s)

Philippe P. Darcis, Joseph D. McColskey, Christopher N. McCowan, Thomas A. Siewert

The stable tearing behavior of X100 pipeline steel through a girth weld section was investigated using a modified double cantilever beam specimens. A test...

Numerical Fluorescence Correlation Spectroscopy for Molecular Dynamics Analyses Under Non-Standard Conditions

June 1, 2007

Author(s)

Michael J. Culbertson, Joshua T. Williams, Wayland Cheng, Dee A. Stults, Emily R. Wiebrach, John J. Kasianowicz, Daniel L. Burden

A major concern in Fluorescence Correlation Spectroscopy (FCS) pertains to the accuracy of standard mathematical models that are used to extract kinetic...

Effect of the Spherical Indenter Tip Assumption on Nanoindentation

June 1, 2007

Author(s)

Li Ma, Lyle E. Levine

Nanoindentation is increasingly being used to explore mechanical properties on a local scale. One of the interests and challenges of nanoindentation is...

Disorder effects on the intrinsic nonlinear current density in YBa2Cu3O7

June 1, 2007

Author(s)

Brian M. Andersen, James Booth, P.J. Hirschfeld

We present harmonic generation measurements of the intrinsic nonlinear current density j2 of (YBCO) films at temperatures close the Tc. Experiments on a range...

Micromagnetics on Curved Geometries Using Rectangular Cells: Error Correction and Analysis

June 1, 2007

Author(s)

Michael J. Donahue, Robert McMichael

This paper presents an edge field correction for micromagnetic computations of arbitrarily shaped objects on rectangular grids. The correction is compatible...

Versatility and Robustness of Guassian Random Fields for Modeling Random Media

June 1, 2007

Author(s)

J A. Quintanilla, J T. Chen, R F. Reidy, Andrew J. Allen

High Contrast Scanning Nano-Raman Spectroscopy of Silicon

June 1, 2007

Author(s)

N Lee, R Hartschuh, D Mehtani, A Kisliuk, M D. Foster, Alexei Sokolov, J F. Maguire, Martin L. Green

Wavelength bistability in two-section mode-locked quantum-dot diode lasers

June 1, 2007

Author(s)

Mingming M. Feng, N. A. Brilliant, Steven T. Cundiff, Richard Mirin, Kevin L. Silverman

We report a two-section mode-locked quantum dot laser with an emission wavelength that is bistable with respect to applied bias on the saturable absorber region...

Use of a High Temperature Integrating Sphere Reflectometer for Surface Temperature Measurements

May 30, 2007

Author(s)

Leonard M. Hanssen, Claus Cagran, A Prokhorov, Sergey Mekhontsev, V B. Khromchenko

NIST has developed a new facility for the characterization of the infrared spectral emissivity of samples between ambient and 1000 C. For accurate measurement...

The Effect of Inter-Fiber Distance on the Interfacial Properties in E-Glass/Epoxy Model Composites

May 30, 2007

Author(s)

Chang K. Moon, Gale A. Holmes, Walter G. McDonough

The effect of inter-fiber

1310-nm Quantum Key Distribution System With Up-Conversion Pump Wavelength at 1550 nm

May 30, 2007

Author(s)

Hai Xu, Alan Mink, Barry J. Hershman, Xiao Tang

We show that the performance of a 1310-nm quantum key distribution (QKD) system with an up-conversion detector pumped at 1550 nm is comparable with or better...

Increased Cross-Correlation in Cascaded Four-Wave Mixing Processes

May 29, 2007

Author(s)

Jingyun Fan, Alan L. Migdall, L Wang

We report the measurement of increased noise cross-correlation between stokes and anti-stokes beams created in cascaded four-wave mixing processes with dual...

Narrow band microwave radiation from a biased single-Cooper-pair transistor

May 29, 2007

Author(s)

Ofer Naaman, Joe Aumentado

We show that a single-Cooper-pair transistor (SCPT) electrometer emits narrow-band microwave radiation when biased in its sub-gap region. Photo-activation of...

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