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Journals

Traceable Phosphorus Measurements by ICP-OES and HPLC for the Quantification of DNA

February 15, 2007

Author(s)

Michael R. Winchester, Marcia J. Holden, Savelas A. Rabb, Yadu D. Tewari

Metal Complexes and Free Radical Toxicity Derived From Pfiesteria piscicida

February 15, 2007

Author(s)

Peter D. Moeller, Kevin Beauchesne, Kevin Huncik, William Davis, Steven J. Christopher, Andrew Gelasco, Pamela Riggs-Gelasco

Pfiesteria piscicida represents one of many dinoflagellate species inhabiting inter-coastal waterways and estuaries. This organism has been implicated in the...

Activity-composition relations in the system CaCO3-MgCO3 predicted from static structure energy calculations and Monte Carlo simulations

February 15, 2007

Author(s)

V L. Vinograd, Benjamin P. Burton, John D. Gale, N L. Allan, B Winkler

Solvation Structure of Ions in Water

February 14, 2007

Author(s)

Raymond D. Mountain

Molecular dynamics simulations of ions in water are reported for solutionsof varying solute concentration at ambient conditions for6 cations and 4 anions in 10...

Photoassisted tuning of silicon nanocrystal photoluminescence

February 13, 2007

Author(s)

Jonghoon Choi, Nam S. Wang, Vytas Reipa

Traceable Micro-Force Calibration for Instrumented Indentation Testing

February 13, 2007

Author(s)

Douglas T. Smith, Gordon A. Shaw, Richard Seugling, Jon R. Pratt, Dan Xiang

We describe the development, performance and application of an accurate SI-traceable force calibration and verification system for potential use in the field...

Effects of Vacancies on Properties of Relaxor Ferroelectrics: A First-Principles Study

February 13, 2007

Author(s)

L Bellaiche, Jorge Iniguez, Eric J. Cockayne, Benjamin P. Burton

A first-principles-based model is developed to investigate the influence of lead vacancies on the properties of relaxor ferroelectric Pb(Sc1/2Nb1/2)O3 (PSN)...

Low-Noise PPLN-based Single-Photon Detector

February 13, 2007

Author(s)

Hai Xu, Lijun Ma, Oliver T. Slattery, Xiao Tang

This paper describes the detection of single photons, which have been transmitted through standard fiber at the telecom wavelength of 1310 nm. Following...

120Hz Pulse Tube Cryocooler for Fast Cooldown to 50K

February 13, 2007

Author(s)

Srinivas Vanapalli, Michael A. Lewis, Zhihua Gan, Ray Radebaugh

A pulse tube cryocooler operating at 120 Hz with 3.5 MPa average pressure achieved a no-load temperature of about 49.9 K and a cooldown time to 80 K of 5.5...

Asymmetric Dielectric Trilayer Cantilever Probe for Calorimetric High-Frequency Field Imaging

February 12, 2007

Author(s)

Simone Lee, Thomas M. Wallis, John M. Moreland, Pavel Kabos, Y. C. Lee

Magnetic field imaging probes are developed in this work. Multi-material, MEMS-based cantilever probes were developed for high frequency magnetic field imaging...

Trilateral optical powermeter comparison between NIST, NMIJ/AIST, and METAS

February 10, 2007

Author(s)

Igor Vayshenker, John H. Lehman, David J. Livigni, Xiaoyu X. Li, Kuniaki Amemiya, Daiji Fukuda, Seiji Mukai, Shinji Kimura, Michiyuki Endo, Jacques Morel, Armin Gambon

We describe the results of a comparison of reference standards between three National Metrology Institutes: the National Institute of Standards and Technology...

Multidimensional Instrumentation Applied to Studies of Electrodeposition

February 9, 2007

Author(s)

Brian J. Polk, Felix Duvallet

Students of the experimental sciences have a need to learn how to interface multiple instruments to computers for the purpose of building effective data...

Characterization of Compositional Heterogeneity in Chemically Amplified Photoresist Polymer Thin Films with Infrared Spectroscopy

February 9, 2007

Author(s)

Shuhui Kang, B D. Vogt, Vivek Prabhu, Eric K. Lin, Wen-Li Wu, David L. VanderHart, Ashwin Rao, Karen Turnquest

We demonstrate a general approach to characterize compositional heterogeneity in polymer thin films using Fourier transform infrared (FTIR) spectroscopy...

Determination of the Scattering Length of the a3Sigma+ Potential of 87RbCs

February 8, 2007

Author(s)

Eite Tiesinga, M Anderlini, E Arimondo

We have determined the scattering length of the a3Sigma+ potential of 87RbCs based on experimental observations from the literature and the known value for the...

Molecular fingerprinting with spectrally-resolved modes of a femtosecond laser frequency comb

February 8, 2007

Author(s)

Scott A. Diddams, Leo W. Hollberg, Vela Mbele

The control of the broadband frequency comb1 emitted from a mode-locked femtosecond laser has permitted a wide range of scientific and technological...

Closed-Form Expressions for the Current Densities on the Ground Planes of Asymmetric Stripline Structures

February 7, 2007

Author(s)

Christopher L. Holloway

In this paper, closed-form expressions for the current density on the ground planes of an asymmetric stripline structure are derived. The derivation utilizes...

Infrared Spectroscopy and Photochemistry of NCCN⁺ and CNCN⁺ Trapped in Solid Neon

February 7, 2007

Author(s)

Marilyn E. Jacox, Warren E. Thompson

When a Ne:NCCN sample is codeposited at 4.3 K with neon atoms that have been excited in a microwave discharge, the infrared and near infrared spectra of the...

Mechanically Robust Spin-On Organosilicates Glasses for Nanoporous Applications

February 7, 2007

Author(s)

Hyun Wook Ro, K Char, Eun-Chae Jeon, H C. Kim, Dongil Kwon, Hae-Jeong Lee, J. H. Lee, Hee-Woo Rhee, Christopher L. Soles, Do Y. Yoon

An increasing number of technologies demand nanoporous materials with vastly improved physical, mechanical and thermal properties. This manuscript develops the...

Superfill in the Presence of Surface Diffusion.

February 6, 2007

Author(s)

Daniel Josell, Thomas P. Moffat, Daniel Wheeler

Superfilling When Adsorbed Accelerators Are Mobile

February 6, 2007

Author(s)

Daniel Josell, Thomas P. Moffat, Daniel Wheeler

Bottom-up superfill during electrodeposition that is used for industrial processing of damascene copper interconnects has also been demonstrated during...

The Infrared Spectroscopy of the Products of Ion-Molecule Reactions Trapped in the Solid Rare Gases

February 5, 2007

Author(s)

Marilyn E. Jacox

Studies of the infrared spectra of small molecular ions offer valuable information regarding the structures and chemical bonding properties of these species...

Characterization of fiber-generated entangled photon pairs with superconducting single-photon detectors

February 5, 2007

Author(s)

Chuang Liang, Fook L. Kim, Milja Medic, Prem Kumar, Robert Hadfield, Sae Woo Nam

We demonstrate the suitability of fiber-generated entangled photon pairs for practical quantum communications in the telecom band by measuring their properties...

Significant dependence of morphology and charge carrier mobility on substrate surface chemistry in high performance polythiophene semiconductor films

February 5, 2007

Author(s)

Regis J. Kline, Dean DeLongchamp, Daniel A. Fischer, Eric K. Lin, Martin Heeney, Iain McCulloch, Michael F. Toney

Field-Induced Formation of Linear, Mesoscopic Polymer Chains From Ferromagnetic Nanoparticles

February 2, 2007

Author(s)

Jason Benkoski, Steven Bowles, Bryan Korth, Ronald L. Jones, Jack F. Douglas, Alamgir Karim, Jeffrey Pyun

Polymer-coated ferromagnetic colloids are first assembled with an applied magnetic field and then permanently fixed into one-dimensional mesostructures using a...

Structure, spin-dynamics, and magnetic properties of annealed nanoscaled Fe layers on GaAs

February 2, 2007

Author(s)

Justin Shaw, Charles M. Falco

We performed a detailed study of the effect of annealing (at temperatures up to 300°C) on 0.2-3.0 nm thick epitaxial Fe layers deposited on GaAs(001). Using...

Photo-Assisted Tuning of Si Nano-Crystal Photoluminescence

February 2, 2007

Author(s)

Jonghoon Choi, Nam S. Wang, Vytas Reipa

Silicon is rather inefficient light emitter due to the indirect-band gap electronic structure, requiring a phonon to balance electron momentum during interband...

Uncertainty of a Frequency Comparision with Distributed Dead Time and Time Offset.

February 2, 2007

Author(s)

Dai Yu, Marc A. Weiss, Tom Parker

A general theory is presented to estimate the uncertainty of a frequency comparison in the presence of dead time or time offset in the measurement. The...

Cesium Primary Frequency References

February 1, 2007

Author(s)

Steven R. Jefferts, Thomas P. Heavner, Elizabeth A. Donley

Primary frequency standards with stated inaccuracies of δf/f ~ 10 15 or slightly better are in use today in several national timing laboratories. These...

Relative intensity correction of Raman spectrometers: NIST SRMs 2241 through 2243 for 785 nm, 532 nm, and 488 nm/514.5 nm excitation

February 1, 2007

Author(s)

Steven J. Choquette, E S. Etz, Wilbur S. Hurst, Douglas H. Blackburn, Stefan D. Leigh

Counter-Flow Gradient Electrofocusing

February 1, 2007

Author(s)

Jonathan G. Shackman, David J. Ross

Counter-flow gradient electrofocusing methods are methods whereby a combination of electrophoresis and a bulk solution counter-flow is used to accumulate or...

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