Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Journals

Field Dependence of the Barrier to Magnetization Reversal of a Stoner-Wohlfarth Particle

January 2, 2006

Author(s)

Edward Della Torre, Lawrence H. Bennett, G Kahler, Roland deWit, R E. Watson

The energy barrier for magnetization reversal, E(sub B), varies quadratically with magnetic field, as is well known. Nonetheless, the energy (enthalpy) required...

Phase-Field Modeling of Solidification Under Stress

January 2, 2006

Author(s)

Julia Slutsker, K Thornton, Alexander Roytburd, James A. Warren, Geoffrey B. McFadden, P W. Voorhees

A phase-field model that includes the stress field during non-isothermal phase transformation of a single-vomponent system has been developed. The model has...

Ab Initio Calculations of Mean Free Paths and Stopping Powers

January 2, 2006

Author(s)

A P. Sorini, J. Kas, J J. Rehr, M P. Prange, Zachary H. Levine

An approach is presented for theortical calculations of inelastic losses in solids over a broad energy range. The method is based on a many-pole model...

Developing advanced humidity standards to measure trace water vapor in specialty gases

January 1, 2006

Author(s)

Joseph T. Hodges, Gregory E. Scace

We describe primary thermodynamic standards for trace humidity generation maintained at NIST. Also, a discussion of NIST calibration services providing...

Radiation properties of IR calibrators with V-grooved surfaces

January 1, 2006

Author(s)

Alexander Prokhorov, Leonard M. Hanssen, Sergey Mekhontsev

Murre Eggs (Uria aalge and U. lomvia) as Indicators of Mercury Contamination in the Alaskan Marine Environment

January 1, 2006

Author(s)

Russell D. Day, Stacy S. Vander-Pol, Steven J. Christopher, William C. Davis, Rebecca S. Pugh, K. S. Simac, D. G. Roseneau, Paul R. Becker

Fiber Deflection Probe for Small Hole Metrology

January 1, 2006

Author(s)

Balasubramanian Muralikrishnan, Jack A. Stone Jr., John R. Stoup

This paper presents the development of a new probing method for Coordinate Measuring Machines (CMM) to inspect diameter and form of small holes. The technique...

An In Situ Ellipsometric Study of Cl^- -Induced Adsorption of PEG on Ru and on Underpotential Deposited Cu on Ru

January 1, 2006

Author(s)

Marlon L. Walker, Lee J. Richter, Daniel Josell, Thomas P. Moffat

The adsorption of PEG-Cl on a.) air-oxidized Ru, b.) reduced or activated Ru and c.) underpotential deposited (upd) Cu on activated Ru was examined in-situ...

Frequency-Stabilized Cavity Ring-Down Spectrometer for High-Sensitivity Measurements of Water Vapor Concentration

January 1, 2006

Author(s)

Joseph T. Hodges, Daniel Lisak

We present a portable spectrometer that uses the frequency-stabilized cavity ring-down spectroscopy technique to realize high-precision measurements of trace...

Status of the NIST 3D Imaging System Performance Evaluation Facility

January 1, 2006

Author(s)

Geraldine S. Cheok, Alan M. Lytle, Kamel S. Saidi

This paper will present the status of the indoor artifact-based Performance Evaluation Facility at the National Institute of Standards and Technology (NIST) for...

Nexplorer: Phylogeny-based exploration of sequence family data

January 1, 2006

Author(s)

V. Gopalan, W. Qiu, M. Chen, Arlin B. Stoltzfus

Structural analysis of ligand binding and catalysis in chorismate lyase

January 1, 2006

Author(s)

N. Smith, A. Roitberg, E. Rivera, A. Howard, Marcia J. Holden, M. Mayhew, S. Kaistha, David T. Gallagher

Toolkits for Nuclear Science: Data and Spreadsheets

January 1, 2006

Author(s)

Richard M. Lindstrom

The tools for performing everyday nuclear science have undergone great transformations in the past decade. Because of the ubiquity and speed of networked...

Investigating Guns, Bombs, and Rockets: A New NIST Reference Material for Smokeless Powder Measurements

January 1, 2006

Author(s)

William A. MacCrehan, Mary Bedner

This short article describes how the compositional measurements of smokeless powder have important forensic and military applications. It also details a NIST...

Relaxation Effects in Small Critical Nozzles

January 1, 2006

Author(s)

Aaron N. Johnson, C L. Merkle, Michael R. Moldover, John D. Wright

We computed the flow of four gases (He, N 2, CO 2, and SF 6) through a critical nozzle by augmenting traditional computational fluid dynamics (CFD) with a rate...

A Hierarchical Rule-Based Fault Detection and Diagnostic Method for HVAC Systems

January 1, 2006

Author(s)

J Schein, Steven T. Bushby

Radiative Decay Mode of the Free Neutron

January 1, 2006

Author(s)

Jeffrey S. Nico, Maynard S. Dewey, Thomas R. Gentile, Hans P. Mumm, Alan K. Thompson, B M. Fisher, I Kremsky, Fred E. Wietfeldt, T E. Chupp, R L. Cooper, E J. Beise, K G. Kiriluk, J Byrne, K Coakley

Chemisorption-Induced Spin Symmetry Breaking In Gold Clusters and the Onset of Paramagnetism in Capped Gold Nanoparticles

January 1, 2006

Author(s)

Carlos A. Gonzalez, Y Simon-Manso, M Marquez, V Mujica

We present a simple model to describe the induction of magnetic behavior on gold clusters upon chemisorption of one organic molecule with different chemical...

Covariance-Based Uncertainty Analysis of the NIST Electrooptic Sampling System

January 1, 2006

Author(s)

Dylan F. Williams, Arkadiusz C. Lewandowski, Tracy S. Clement, C. M. Wang, Paul D. Hale, Juanita M. Morgan, Darryl A. Keenan, Andrew Dienstfrey

We develop a covariance matrix describing the uncertainty of mismatch-corrected measurements performed on the National Institute of Standards and Technology's...

Effects of Organochlorine Contaminants on Loggerhead Sea Turtle Immunity: Comparison of a Correlative Field Study and In Vitro Exposure Experiments

January 1, 2006

Author(s)

Jennifer M. Lynch, P.D. McClellan-Green, John R. Kucklick, D.E. Keil, Margie Peden-Adams

Form-Profiling of Optics Using the Geometry Measuring Machine and NIST M-48 CMM

January 1, 2006

Author(s)

Nadia Machkour-Deshayes, John R. Stoup, John Lu, Johannes A. Soons, Ulf Griesmann, Robert S. Polvani

We are developing an instrument, the Geometry Measuring Machine (GEMM), to measure the profile errors of aspheric and free form optical surfaces, which require...

Uncertainty Analysis for Vector Measurands Using Fiducial Inference

January 1, 2006

Author(s)

Chih-Ming Wang, Hariharan K. Iyer

This paper presents a method for constructing uncertainty regions for a vector measurand in the presence of both type-A and type-B errors. The method is based...

Large-Scale Metrology Instrument Performance Evaluations at NIST

January 1, 2006

Author(s)

William T. Estler, Daniel S. Sawyer, Bruce R. Borchardt, Steven D. Phillips

The ASME B89 Committee on Dimensional Metrology has approved a new American National Standard B89.4.19 - Performance Evaluation of Laser Based Spherical...

Nano-Tip Electron Gun for the Scanning Electron Microscope

January 1, 2006

Author(s)

Andras Vladar, Zsolt Radi, Michael T. Postek, David C. Joy

Through this study the most important questions and problems associated with nano-tips and their possible applications to SEMs were investigated. These were...

Simpler Bayesian Alternative to the ISO Guides Use of the Welch-Satterthwaite Formula

January 1, 2006

Author(s)

Raghu N. Kacker

The n-qubit concurrence canonical decomposition (CCD) is a generalization of the two-qubit canonical decomposition SU(4)=[SU(2) (x) SU(2)] ? [SU(2) (x) SU(2)]...

Evaluation Of the Anterior Cruciate Ligament, Medical Collateral Ligament, Achilles Tendon and Patellar Tendon as Cell Sources For Tissue-Engineered Ligament

January 1, 2006

Author(s)

James A. Cooper, L A. Bailey, Janell N. Carter, Cynthia Castiglioni, Michelle D. Kofron, Frank K. Ko, Cato T. Laurencin

Characterization of High Explosive Particles Using Cluster Secondary Ion Mass Spectrometry

January 1, 2006

Author(s)

John G. Gillen, Scott A. Wight, Christine M. Mahoney, Richard T. Lareau

Mesoporous nanoparticle TiO2 thin films for conductometric gas sensing on microhotplate plateforms

January 1, 2006

Author(s)

Kurt D. Benkstein, Stephen Semancik

Effect of Shear Flow on Multi-Component Polymer Mixtures

January 1, 2006

Author(s)

Charles C. Han, Yonghua Yao, C.L. Zhang, Erik K. Hobbie

There is considerable interest in the phase behavior of multi-component polymer mixtures, the so-called polymer blends, due to their broad technological...

Report On The 4Th Annual Nist Polymer Mass Spectrometry Workshop: 'Future Directions In Soft Ionization Of Polymers'

January 1, 2006

Author(s)

William E. Wallace

Was this page helpful?