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

New Guidelines for d13C Measurements

April 1, 2006

Author(s)

T Coplen, W A. Brandt, M Gehre, Manfred Groning, HAJ Meijer, Blaza Toman, Jennifer R. Verkouteren

Consistency of 13C measurements can be improved 39-47% by anchoring the 13C scale with two isotopic referencematerials differing substantially in 13C/12C. It...

Effects of incorporating nano-sized calcium phosphate particles on properties of whisker-reinforced dental composites

April 1, 2006

Author(s)

Xun Xu, H K. Hockin, L Sun, Michael D. Weir, Shozo Takagi, Laurence Chow, B Hockey

Semantic Enterprise Application Integration Standards

April 1, 2006

Author(s)

Nenad Anicic, Zuran Marjanovic, Nenad Ivezic, Albert T. Jones

This paper investigates the potential of the Semantic Web technologies to support a semantic-based Enterprise Application Integration (EAI) standards...

Transport Properties of Argon at Zero Density From Viscosity-Ratio Measurements

April 1, 2006

Author(s)

E May, Michael R. Moldover, Robert F. Berg, John J. Hurly

We determined the zero-density viscosity and thermal conductivity of argon with an uncertainty of only 0.039 % in the temperature range 200 K to 400 K. Our...

Characterization and performance of new MiniSTR loci for typing degraded samples

April 1, 2006

Author(s)

Michael D. Coble, Carolyn R. Steffen, Peter Vallone, John M. Butler

Setting standards and developing technology to aid the human identity testing community

April 1, 2006

Author(s)

John M. Butler, Michael D. Coble, Amy E. Decker, David L. Duewer, Carolyn R. Steffen, Margaret C. Kline, Janette W. Redman, Peter Vallone

Our project team at the U.S. National Institute of Standards and Technology (NIST) is funded by the National Institute of Justice (NIJ) to conduct research that...

Spatial Distributions of Trapping Centers in HfO2/SiO2 Stacked Dielectrics

April 1, 2006

Author(s)

Da-Wei Heh, Eric M. Vogel, J B. Bernstein, Chadwin Yang, George A. Brown, Gennadi Bersuker, Pui-Yee Hung, Alain C. Diebold

An analysis methodology basd on charge pumping (CP) measurement was applied to extract the spatial depth profile of traps in the SiO2/HfO2 gate stacks. This...

Lattice Model of Equilibrium Polymerization: V. Scattering Properties and the Width of the Critical Regime for Phase Separation

April 1, 2006

Author(s)

Kyunil Rah, Karl Freed, J Dudowicz, Jack F. Douglas

Dynamic clustering associated with self-assembly in many complex fluids can qualitatively alter the shape of their phase boundaries and produce large changes in...

Conformational Temperature Dependence of a Poly(ethylene-co-acrylic acid) Stationary Phase Investigated by Nuclear Magnetic Resonance Spectroscopy and Liquid Chromatography

April 1, 2006

Author(s)

C. Meyer, O. Pascui, D. Reichert, Lane C. Sander, Stephen Wise, K. Albert

Prevailing Over Wires in Healthcare Environments: Benefits and Challenges

April 1, 2006

Author(s)

David E. Cypher, Nicolas Chevrollier, Nicolas Montavont, Nada T. Golmie

The objectives of this article are to survey the benefits and challenges that poise the deployment and operation of wireless communications in support of...

New Guidelines for delta-13-C Measurements

April 1, 2006

Author(s)

T.B. Coplen, W.A. Brand, M. Gehre, M. Groning, H.A.J. Meijer, Blaza Toman, R. Michael Verkouteren

Measuring the Modulus of Soft Polymer Networks via a Buckling-Based Metrology

April 1, 2006

Author(s)

Elizabeth A. Wilder, Shu Guo, Sheng Lin-Gibson, Michael J. Fasolka, Christopher Stafford

We present a new method for measuring the modulus of soft polymer networks (E 10 MPa).This metrology utilizes compression-induced buckling of a sensor film...

Determination of Cyanide in Blood by Isotope Dilution Gas Chromatography-Mass Spectrometry

March 31, 2006

Author(s)

Karen E. Murphy, Michele M. Schantz, Therese A. Butler, Bruce A. Benner Jr, Laura J. Wood, Gregory C. Turk

A procedure based on isotope dilution gas chromatography/mass spectrometry (ID GC/MS) has been developed for the accurate and rapid determination of cyanide (CN...

High-Throughput Evaluation of Restorative Dental Polymers

March 31, 2006

Author(s)

Sheng Lin-Gibson, Forrest A. Landis, Nancy J. Lin

The effects of co-monomer composition and irradiation time on material properties and cell response were determined using high-throughput and combinatorial...

Parallelism for Quantum Computation with Qudits

March 31, 2006

Author(s)

Dianne M. O'Leary

Robust quantum computation with d-level quantum systems (qudits) poses two requirements: fast, parallel quantum gates and high fidelity two-qudit gates. We...

Optical Critical Points of Thin-Film Ge1-7Sny Alloys: A Comparative Ge1-ySny/Ge1-xSix Study

March 31, 2006

Author(s)

Vijay R. D'Costa, Candi S. Cook, Anthony G. Birdwell, Chris L. Littler, Michael Canonico, Stefan Zollner, John Kouvetakis, Jose Menendez

Component-Resolved Determination of the Magnetization by Magnetization-Induced Optical Second Harmonic Generation

March 31, 2006

Author(s)

Thomas Gerrits, Thomas J. Silva, Hugo A. van den Berg, Theo Rasing

We present a method for simultaneous measuring the two normalized in-plane magnetization components in magnetic thin films that allows for the reconstruction of...

One-Laser Interferometric Broadband Coherent Anti-Stokes Raman Scattering

March 30, 2006

Author(s)

T W. Kee, Hongxia (Jessica) Zhao, Marcus T. Cicerone

We introduce an interferometric technique for eliminating the nonresonant background of broadband coherent anti-Stokes Raman scattering (CARS) microscopy. CARS...

Large-angle magnetization dynamics measured by time-resolved ferromagnetic resonance

March 30, 2006

Author(s)

Thomas Gerrits, Michael Schneider, Anthony B. Kos, Thomas J. Silva

A time-resolved ferromagnetic resonance technique was used to investigate the nonlinear magnetization dynamics of a 10 nm thin Permalloy TM film in response to...

Ag/AgCl Microelectrodes with Improved Stability for Microfluidics

March 30, 2006

Author(s)

Brian J. Polk, Anna Stelzenmuller, Geraldine I. Mijares, William A. MacCrehan, Michael Gaitan

A method for fabricating Ag/AgCl planar microelectrodes for microfluidic applications is presented. Microreference electrodes enable accurate measurements with...

Effects of multi-photon interferences from internally generated fields in strongly resonant systems

March 29, 2006

Author(s)

Lu Deng, M. G. Payne, W R. Garrett

In studies of various nonlinear optical phenomena, strong resonant features in the atomic or molecular response to multi-photon driven processes have been used...

Practical Implementation of Dynamic Methods for Measuring Atomic Force Microscope Cantilever Spring Constants

March 28, 2006

Author(s)

S. M. Cook, T. E. Schaffer, K. M. Chynoweth, M. Wigton, Raymond Simmonds, Kristine Lang

Measurement of atomic force microscope cantilever spring constants (k) is essential for many of the applications of this versatile instrument. Numerous...

Ionizing Radiation-Induced Destruction of Benzene and Dienes in Aqueous Media

March 28, 2006

Author(s)

M I. Al-Sheikhly, Dianne L. Poster, Jung-Chul An, Pedatsur Neta, Joseph Silverman, Robert E. Huie

Pulse radiolysis with spectrophotometric and conductometric detection was utilized to study the formation and reactions of radicals from benzene and dienes in...

Dietary Supplement Standard Reference Materials

March 27, 2006

Author(s)

Lane C. Sander, Katherine E. Sharpless, Stephen A. Wise

A new category of Standard Reference Materials based on dietary supplements are under development by NIST, with certified values for organic constituents and...

Real Time Imaging of Liquid Water in an Operating Proton Exchange Membrane Fuel Cell

March 27, 2006

Author(s)

M A. Hickner, N P. Siegel, K S. Chen, D N. McBrayer, Daniel S. Hussey, David L. Jacobson, Muhammad D. Arif

No abstract included.

Failure of Glass Layers on Polymeric Substrates From Vickers Indentation

March 25, 2006

Author(s)

Herzl Chai, Brian R. Lawn

A study is made of median crack evolution in brittle coatings subjected to sharp contacts. A model bilayer system consisting of a glass plate bonded to a...

Sub-micron gap capacitor for measurement of breakdown voltage in air

March 24, 2006

Author(s)

Emmanouel S. Hourdakis, Brian Simonds, Neil M. Zimmerman

We have developed a new method for measuring the value of breakdown voltage in air for electrode separations from 400 nm to 45 'm. The electrodes used were thin...

Low Background Temperature Calibration of Infrared Blackbodies

March 23, 2006

Author(s)

Adriaan C. Carter, Raju V. Datla, Timothy M. Jung, Allan W. Smith, James A. Fedchak

The Low Background Infrared (LBIR) facility at the National Institute of Standards and Technology (NIST) has performed 10 calibrations of low-background...

Hyperspectral Image Projectors for Radiometric Applications

March 23, 2006

Author(s)

Joseph P. Rice, Steven W. Brown, Bettye C. Johnson, Jorge E. Neira

We describe a new type of Calibrated Hyperspectral Image Projector (CHIP) intended for radiometric testing of instruments ranging from complex hyperspectral or...

Measurement of Small Apertures

March 23, 2006

Author(s)

James A. Fedchak, Adriaan C. Carter, Raju V. Datla

The Low Background Infrared calibration (LBIR) facility at the National Institute of Standards and Technology (NIST) is developing a relative aperture area...

Was this page helpful?