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Journals

Assessing the Effect of Mode-Stirring Method on Uncertainty in Reverberation-Chamber Measurements

January 14, 2013

Author(s)

Catherine A. Remley, Ryan J. Pirkl, Chih-Ming Wang, Haider Shah

We develop methods for assessing the standard uncertainty arising from various combinations of mode-stirring methods used in reverberation-chamber measurements...

Measuring Topology in a Laser-Coupled Honeycomb Lattice: From Chern Insulators to Topological Semi-Metals

January 14, 2013

Author(s)

Ian B. Spielman, Nathan Goldman, Egidijus Anisimovas, Fabrice Gerbier, Patrick Ohberg, Gediminas Juzeliunas

Ultracold fermions trapped in a honeycomb optical lattice constitute a versatile setup to experimentally realize the Haldane model. In this system, a non...

Absolute spectroscopy of N2O near 4.5 um with a comb-calibrated, frequency-swept quantum cascade laser spectrometer

January 14, 2013

Author(s)

Kevin O. Knabe, Paul A. Williams, Fabrizio R. Giorgetta, Michael Radunsky, Chris Armacost, Sam Crivello, Nathan R. Newbury

We present absolute line center frequencies for 24 fundamental nu-3 ro-vibrational P-branch transitions near 4.5 um in N2O with an absolute frequency...

An imaging spectrometer based on high resolution microscopy of fluorescent aluminum oxide

January 14, 2013

Author(s)

James A. Bartz, Cynthia J. Zeissler, V. V. Fomenko, Mark S. Akselrod

Fluorescent Nuclear Track Detector (FNTD) technology was tested as an imaging and spectroscopic tool for radionuclide analysis. This investigation intended to...

Protective performance of environmentally stressed fabrics containing melamine fiber blends

January 12, 2013

Author(s)

Shonali Nazare, Shaun M. Flynn, Rick D. Davis, Joannie W. Chin

In this study, environmentally stressed OS fabrics containing melamine fiber blends were evaluated for thermal and mechanical properties that are critical to...

Manipulation of graphenes dynamic ripples by local harmonic out-of-plane excitation

January 11, 2013

Author(s)

Alexander Y. Smolyanitsky, Vinod K. Tewary

With use of carefully designed molecular dynamics simulations, we demonstrate tuning of dynamic ripples in free-standing graphene by applying a local out-of...

Putting a spin on LA-ICPMS analysis combined with isotope dilution

January 11, 2013

Author(s)

John L. Molloy, Stephen E. Long, Fanny Claverie, Julian Malherbe, Naomi Bier

The determination of Zn, Sr, Ba and Pb in solid samples has been achieved by Laser Ablation Inductively Coupled Plasma Isotope Dilution Mass Spectrometry (LA...

Reconstruction of the Thermal Environment in the Tall World Trade Center Buildings

January 11, 2013

Author(s)

Richard G. Gann, Anthony P. Hamins, Kevin B. McGrattan, Thomas J. Ohlemiller, Kuldeep R. Prasad, William M. Pitts, Harold E. Nelson

The National Institute of Standards and Technology (NIST) conducted an extensive investigation of the collapse of the three tall World Trade Center (WTC)...

Changes in Federal Information Processing Standard (FIPS) 180-4, Secure Hash Standard

January 11, 2013

Author(s)

Quynh H. Dang

This paper describes the changes between FIPS 180-3 and FIPS 180-4. FIPS 180-4 specifies two new secure cryptographic hash algorithms: SHA-512/224 and SHA-512...

RF and A/MS Technologies

January 10, 2013

Author(s)

Herbert S. Bennett, John J. Pekarik

Radio frequency (RF), high-frequency (HF) and analog/mixed-signal (A/MS) technologies serve the rapidly growing communications and More than Moore (MtM) markets...

Driving Phase Slips in a Superfluid Atom Circuit with a Rotating Weak Link

January 10, 2013

Author(s)

Kevin C. Wright, William D. Phillips, Gretchen K. Campbell

We have induced well-defined phase slips between quantized persistent current states around a toroidal atomic 23Na Bose-Einstein condensate by rotating a weak...

Simulation and Analysis for Sustainable Product Development

January 9, 2013

Author(s)

Mahesh Mani

Purpose: Simulation plays a critical role in the design of products, materials and manufacturing processes. However, there are gaps in the simulation tools used...

Assessing Conformity of Two Laboratories: Formulations as a Statistical Hypothesis Testing Problem

January 9, 2013

Author(s)

Andrew L. Rukhin

A decision problem frequently occurring in metrology is that of compatibility of data obtained by two (or several) different laboratories, methods or...

Band Offset Determination of Atomic-Layer-Deposited Al2O3 and HfO2 on InP by Internal Photoemission and Spectroscopic Ellipsometry

January 9, 2013

Author(s)

Kun Xu, Oleg A. Kirillov, David J. Gundlach, Nhan V. Nguyen, Pei D. Ye, Min Xu, Lin Dong, Hong Sio

Band offsets at the interfaces of n- and p-type InP ((100) and (111)A) and atomic-layer-deposited (ALD) Al2O3 were measured with internal photoemission and...

Determination of Cadmium by ICP-MS in Samples Containing High Concentrations of Molybdenum and Tin

January 8, 2013

Author(s)

Steven J. Christopher, R. Q. Thompson

A four-step matrix reduction procedure, beginning with thiourea-based SPE, was developed for the ICP-MS determination of cadmium in difficult sample matrixes...

The relation between trees and human health: evidence from the spread of the emerald ash borer

January 8, 2013

Author(s)

Geoffrey Donovan, David Butry, Yvonne Michael, Jeffrey P. Prestemon, Andrew Liebhold, Demetrios Gatziolis, Megan Mao

Background: Exposure to the natural environment may improve human health. However, existing research is limited by the use of cross-sectional study designs...

Nanoscale interfacial friction and adhesion on supported versus suspended monolayer and multilayer graphene

January 8, 2013

Author(s)

Zhao Z. Deng, Nikolai Klimov, Santiago Solares, Teng Li, Hua Xu, Rachel J. Cannara

Using atomic force microscopy (AFM), we study the adhesive, frictional and elastic properties of supported and suspended graphene exfoliated onto pit-patterned...

Size-Dependent Structural Distortions

January 7, 2013

Author(s)

Michael D. Anderson, Colby L. Heideman, Qiyin Lin, Mary Smeller, Robert S. Kokenyesi, Andrew Herzing, Ian M. Anderson, Douglas A. Keszler, Paul Zschack, David C. Johnson

Recently we reported that intergrowth compounds [(MSe)1+y]m(TSe2)n, with M = Pb, Bi Ce} and T = W, Nb, Ta} self assemble from designed precursors. The values of...

Structure and Dynamics Studies of Concentrated Micrometer-Sized Colloidal Suspensions

January 7, 2013

Author(s)

Fan Zhang, Andrew J. Allen, Lyle E. Levine, Jan Ilavsky, Gabrielle G. Long

We present an experimental study of the structural and dynamical properties of concentrated suspensions of a series of different sized polystyrene microspheres...

Characterizing Vaccinium berry Standard Reference Materials using NIST Mass Spectral Libraries

January 6, 2013

Author(s)

Mark S. Lowenthal, Nirina Rabe Andriamaharavo, Stephen E. Stein, Karen W. Phinney

A gas chromatography-mass spectrometry-based (GC-MS) method was developed for qualitative characterization of metabolites found in Vaccinium-fruit (berry)...

Experimental demonstration of a receiver beating the standard quantum limit for multiple nonorthogonal coherent-state discrimination

January 6, 2013

Author(s)

Francisco E. Becerra Chavez, Jingyun Fan, Gerald Baumgartner, Julius Goldhar, Jonathan Kosloski, Alan L. Migdall

The measurement of the state of a quantum system with inherent quantum uncertainty (noise) approaching the ultimate physical limits is of both technological and...

Design and Implementation of Two-Dimensional Polymer Adsorption Models: Evaluating the Stability of Candida Antartica Lipase B at Solid-Support Interfaces by QCM-D

January 4, 2013

Author(s)

Sara V. Orski, Santanu Kundu, Richard Gross, Kathryn L. Beers

A two-dimensional model of a solid-supported enzyme catalyst bead is fabricated on a quartz crystal microbalance sensor to measure in situ stability and...

Test Methods for RF-Based Electronic Safety Equipment

January 4, 2013

Author(s)

Catherine A. Remley, William F. Young

We describe the development of free-field test methods for wireless electronic safety equipment that replicate field-test conditions in a laboratory environment...

The BIOREMA project part 2: International interlaboratory comparison for biodiesel test methods

January 4, 2013

Author(s)

Michele M. Schantz, Manuela Ulberth-Buchgraber, Monica Potalivo, Andrea Held, Annaratia Baldan, Adriaan van der Veen, Hugo Ent, Valnei Cunha, Romeu Daroda, Ruth Hearn, Richard Brown, Paul Brewer, Brian E. Lang

The results of an interlaboratory comparison, using various measurement methods to carry out biodiesel testing, are presented, and the findings discussed. The...

Quantifying CD4 Receptor Density on Human T Lymphocytes Using Multiple Reaction Monitoring Mass Spectrometry

January 3, 2013

Author(s)

Meiyao M. Wang, Hua-Jun He, Illarion Turko, Karen W. Phinney, Lili Wang

CD4 is an important glycoprotein containing a transmembrane portion and a short intracellular tail. It locates on the surface of various types of immune cells...

Spectroscopy and imaging of edge modes in Permalloy nanodisks

January 3, 2013

Author(s)

Feng Guo, Lyubov Belova, Robert McMichael

This paper reports spectroscopy and imaging of spin wave modes using ferromagnetic resonance force microscopy (FMRFM) in Permalloy nano-disks with disk...

Quantification of Amyloid Precursor Protein Isoforms Using Quantification Concatamer Internal Standard

January 2, 2013

Author(s)

Junjun J. Chen, Meiyao M. Wang, Illarion V. Turko

It is likely that expression and/or post-translational generation of various protein isoforms can be indicative of initial pathological changes or clarifying of...

A Unique Photoemission Method to Measure Semiconductor Heterojunction Band Offsets

January 2, 2013

Author(s)

Qin Zhang, Rui Li, Rusen Yan, Thomas Kosel, Grace Xing, Alan Seabaugh, Kun Xu, Oleg A. Kirillov, David J. Gundlach, Curt A. Richter, Nhan V. Nguyen

We report a unique way to measure the energy band offset of a heterojunction by exploiting the light absorption profile in the heterojunction under visible...

Quantum Dot-DNA Origami Binding : A Single Particle, 3D, Real-Time Tracking Study

January 2, 2013

Author(s)

Kan K. Du, Seung-Hyeon Ko, Gregg M. Gallatin, Heayoung Yoon, James Alexander Liddle, Andrew J. Berglund

The binding process of quantum dots and DNA origami was monitored using a 3D, real-time, single-particle tracking system. Single-molecule binding events were...

Revision of the SNPforID 34-plex forensic ancestry test: Assay enhancements, standard reference sample genotypes and extended population studies

January 1, 2013

Author(s)

John Butler, Manuel Fondevila, Carla Santos, Ana Freire, Christopher Phillips, M Lareu, Peter Vallone, Á. Carracedo

A revision of an established 34 SNP forensic ancestry test has been made by swapping the under- performing rs727811 component SNP with the highly informative...

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