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Journals

Multiplexed Readout of CMB Polarimeters

January 5, 2009

Author(s)

Kent D. Irwin

This paper describes contributions to the workshop, 'Technology Development for a CMB Probe of Inflation,' held at NIST in Boulder CO, Aug. 25-28, 2008...

Radio Frequency and Analog/Mixed-Signal (RF and AMS) Technologies for Wireless Communications

January 5, 2009

Author(s)

Herbert S. Bennett, Margaret Huang, John J. Pekarik

The challenges facing the RF and AMS community as represented by the International Technology Roadmap for Semiconductors are summarized in this paper.

Nondestructive 3D Evaluation of Microleakage Induced by Polymerization Shrinkage of Dental Composites

January 5, 2009

Author(s)

Jirun Sun, Naomi Eidelman, Sheng Lin-Gibson

Microleakage induced by polymerization shrinkage in methacrylate based dental composites continues to be a major concern for dental restoratives. Current...

Single-shot interferometric approach to background free broadband coherent anti-Stokes Raman scattering spectroscopy

January 5, 2009

Author(s)

Young Jong Lee, Marcus T. Cicerone

We introduce an interferometric approach to suppress the nonresonant background (NRB) contribution to a broadband coherent anti-Stokes Raman scattering (CARS)...

Inducing analytical orthogonality in tungsten oxide-based microsensors using materials structure and dynamic temperature control

January 4, 2009

Author(s)

Kurt D. Benkstein, Baranidharan Raman, David L. Lahr, John E. Bonevich, Stephen Semancik

Stabilization of Biodiesel Fuel at Elevated Temperature with Hydrogen Donors: Evaluation with the Advanced Distillation Curve Method

January 2, 2009

Author(s)

Thomas J. Bruno, Arron Wolk, Alexander Naydich

Recently, we have introduced an advanced distillation curve measurement method featuring (1) a composition explicit data channel for each distillate fraction...

A Low-Cost Density Reference Phantom for Computed Tomography

January 2, 2009

Author(s)

Zachary H. Levine, Ming-Dong Li, Anthony P. Reeves, David F. Yankelevitz, Joseph J. Chen, Eliot L. Siegel, Adele P. Peskin, Diana N. Zeiger

We have characterized a commercially-available polyurethane foam which is marketed for modeling parts in the aircraft, automotive, and related industries. We...

Advice from the CCL on the use of unstabilized lasers as standards of wavelength: the helium-neon laser at 633 nm

January 1, 2009

Author(s)

Jack A. Stone Jr., Jennifer Decker, Patrick Gill, Andrew Lewis, Patrick Juncar, Daniele Rovera, Miguel Villiseid

The Consultative Committee for Length has recommended that red (633 nm) unstabilized Helium-Neon lasers, operating on the 3s2¿_2p4 transition, should be...

Microphotonics: An out-of-plane experience

January 1, 2009

Author(s)

Kartik A. Srinivasan

A vacuum manifold for rapid world-to-chip connectivity of complex PDMS microdevices

January 1, 2009

Author(s)

Gregory A. Cooksey, Anne L. Plant, Francisco J. Atencia

The lack of simple interfaces for microfluidic devices with a large number of inlets significantly limits production and utilization of these devices. In this...

Scatterfield Optical Imaging for sub-10 nm Dimensional Metrology

January 1, 2009

Author(s)

Richard M. Silver

Recent developments in optical microscopy promise to advance optical metrology and imaging to unprecedented levels through theoretical and experimental...

Instrumented Impact Tests: Effects of Machine Variables and Specimen Position

January 1, 2009

Author(s)

Christopher N. McCowan, Enrico Lucon

An investigation has been conducted on the influence of impact machine variables and specimen positioning on characteristic forces and absorbed energies from...

Begin at the beginning

January 1, 2009

Author(s)

Isabel M. Beichl

No abstract

Calibration of a Condensation Particle Counter Using a NIST Traceable Method

January 1, 2009

Author(s)

Robert A. Fletcher, Michael R. Winchester, George W. Mulholland, R L. King, D Klinedinst

Optical performance monitoring using artificial neural networks trained with eye-diagram parameters

January 1, 2009

Author(s)

Jeffrey A. Jargon, Xiaoxia Wu, Alan Willner

We developed artificial neural network models to simultaneously identify three separate impairments that can degrade optical channels, namely optical signal-to...

VERDiCT: Viscosity Enhancers Reducing Diffusion in Concrete Technology

January 1, 2009

Author(s)

Dale P. Bentz, Max A. Peltz, Kenneth A. Snyder, Jeffrey M. Davis

Our nation's infrastructure and long term containment of nuclear waste are two critical applications requiring concrete with an increased service life. In this...

SIM Comparison of DC Resistance Standards at 1 {Ω}, 1 M{Ω}, and 1 G{Ω}

January 1, 2009

Author(s)

Dean G. Jarrett, Randolph E. Elmquist, Nien F. Zhang, Alejandra Tonina, M Porfiri, Janice Fernandes, H Schechter, Daniel Izquierdo, C Faverio, Daniel Slomovitz, Dave Inglis, Kai Wendler, Felipe Hernandez-Marquez, B Rodriguez

A set of regional comparisons of dc resistance standards at the nominal values of 1 {Ω}, 1 M {Ω}, and 1 G {Ω} has recently been completed in the Sistema...

Effect of Artificial Perspiration and Cleaning Chemicals on Mechanical and Chemical Properties of Ballistic Fibers

January 1, 2009

Author(s)

Joannie W. Chin, Sylvain H. Petit, Amanda L. Forster, Michael A. Riley, Kirk D. Rice

During routine field use of soft body armor, the ballistic panels often become saturated with perspiration. This condition motivates the user to clean and/or...

Alloy 600 Aqueous Corrosion at Elevated Temperatures and Pressures: An in situ Raman Spectroscopic Investigation

January 1, 2009

Author(s)

James E. Maslar, Wilbur S. Hurst, Walter J. Bowers Jr., Jay H. Hendricks

Alloy 600 coupons were exposed to air-saturated water at pressures of 15.65 MPa and 25.4 MPa and temperatures ranging from 21 C to 543 C in an optically...

Generation of a 20 GHz train of subpicosecond pulses with a stabilized optical-frequency-comb generator

January 1, 2009

Author(s)

Shijun Xiao, Leo W. Hollberg, Scott A. Diddams

With a modulator based 10 GHz optical frequency comb generator at 1.55 mm, we report a 20 GHz repetitive train of optical pulses as short as 450 femtoseconds...

Third Intermodulation Distortion and Harmonic Generation in Mismatched Nonlinear Transmission Lines

January 1, 2009

Author(s)

James C. Booth, Jordi Mateu, Carlos Collado, Eduard Rocas, Juan M. O'Callaghan, Nathan D. Orloff

This paper describes the procedure to obtain analytical expressions for the spurious signals generated in nonlinear transmission lines with impedance mismatch...

Details of the Mapping Between the CIS/2 and IFC Product Data Models for Structural Steel

January 1, 2009

Author(s)

Robert R. Lipman

A mapping between the CIMsteel Integration Standards (CIS/2) and the Industry Foundation Classes (IFC) product data models for structural steel has been...

Prediction of the Burning Rate of Non-Charring Polymers

January 1, 2009

Author(s)

Stanislav Stoliarov, Sean Crowley, R Lyon, Gregory T. Linteris

This study demonstrates that a numerical pyrolysis model called ThermaKin, which was developed by SRA International, Inc. and the Federal Aviation...

Effects of Organic Film Morphology on the Formation of Rb Clusters on Surface Coatings used in Alkali Metal Atom Magnetometer Cells

January 1, 2009

Author(s)

D. M. Rampulla, N Oncel, E Abelev, Y Yi, Svenja A. Knappe, S Bernasek

Coated atomic resonance cells are used in atomic magnetometers, atomic clocks, and magneto-optical traps. Recent work has shown that there is a significant...

Stray Light Correction of the Marine Optical System

January 1, 2009

Author(s)

M Feinholz, S Flora, M Yarbrough, Keith R. Lykke, Steven W. Brown, B. Carol Johnson, Dennis Clark

The Marine Optical System is a spectrograph-based sensor used in the Marine Optical Buoy for the vicarious calibration of ocean color satellite sensors. It is...

Surface Engineering of Styrene/PEGylated-Fluoroalkyl Styrene Block Copolymer Thin Films

January 1, 2009

Author(s)

Elisa Martinelli, Sara Menghetti, Giancarlo Galli, Antonella Glisenti, Sitaraman Krishnan, Marvin Y. Paik, Christopher K. Ober, Detlet-M Smilgies, Daniel A. Fischer

A series of diblock copolymers prepared from styrenic monomers was synthesized using ATRP. One block was derived from styrene while the second block was...

Questioning the Linear Relationship Between Doorway Width and Achievable Flow Rate

January 1, 2009

Author(s)

Steve M. Gwynne, Jessica Kratchman, Erica D. Kuligowski, James A. Milke

This paper suggests that the currently assumed linear relationship between exit width and achievable flow is a simplification that may lead to an overly...

Terahertz Spectra and Normal Mode Analysis of the Crystalline VA Class Dipeptide Nanotubes

December 31, 2008

Author(s)

David F. Plusquellic, Weimin Zhang, Karen M. Siegrist, Susan K. Gregurick

Terahertz (THz) spectra of the crystalline VA class dipeptide nanotubes were calculated at both the harmonic and Vibrational Self-consistent Field (VSCF) level...

A Comprehensive Evaluation of Joint Range and Angle Estimation in Indoor Ultrawideband Location Systems

December 31, 2008

Author(s)

Camillo A. Gentile

Fine time resolution enables Ultra-Wideband (UWB) ranging systems to reliably extract the first multipath arrival corresponding to the range between a...

Comparison of Wavelet Transform and Choi-Williams Distribution to Determine Group Velocities for Different Acoustic Emission Sensors

December 31, 2008

Author(s)

Marvin A. Hamstad

Acoustic emission (AE) sources in a plate generate dispersive Lamb waves. In this research, pencil lead breaks (PLBs) were made on an edge of a 3.1 mm thick...

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