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Journal of Research (NIST JRES)

Findings and Recommendations the NIST Workshop on Alternative Fuels and Materials: Biocorrosion

May 4, 2015

Author(s)

Elisabeth Mansfield, Jeffrey W. Sowards, Wendy J. Crookes-Goodson

The Applied Chemicals and Materials Division of the National Institute of Standards and Technology (NIST) hosted a workshop to identify and prioritize testing...

An Improved Algorithm of Congruent Matching Cells (CMC) Method for Firearm Evidence Identifications

April 29, 2015

Author(s)

D Ott, Jun-Feng Song, Wei Chu

The Congruent Matching Cells (CMC) method was invented at the National Institute of Standards and Technology (NIST) for firearm evidence identifications. The...

On the Stability of Rotating Drops

April 20, 2015

Author(s)

Asha K. Nurse, Sam R. Coriell, Geoffrey B. McFadden

We consider the equilibrium and stability of rotating axisymmetric fluid drops by appealing to a variational principle that characterizes the equilibria as...

Design and Operation of an Optically-Accessible Modular Reactor for Diagnostics of Thermal Atomic Layer Deposition

April 7, 2015

Author(s)

William A. Kimes, Brent A. Sperling, James E. Maslar

The design and operation of a simple, optically-accessible modular reactor design for probing thermal atomic layer deposition processes is described. This...

An Areal Isotropic Spline Filter for Surface Metrology

April 1, 2015

Author(s)

Hao H. Zhang, D Ott, Wei Chu

This paper deals with the application of the spline filter as an areal filter for surface metrology. A profile (2D) filter is often applied in orthogonal...

Report on Pairing-based Cryptography

February 3, 2015

Author(s)

Dustin Moody, Rene C. Peralta, Ray A. Perlner, Andrew R. Regenscheid, Allen L. Roginsky, Lidong Chen

This report summarizes study results on pairing-based cryptography. The main purpose of the study is to form NISTs position on standardizing and recommending...

Processing and Characterization of Nanoparticle Coatings for Quartz Crystal Microbalance Testing

January 30, 2015

Author(s)

Lauren F. Greenlee

Nanotechnology as a means for water purification is a rapidly growing field. Nanoparticle systems such as photocatalytic titanium dioxide and reactive zero...

The Use of Index-Matched Beads in Optical Particle Counters

January 8, 2015

Author(s)

Dean C. Ripple

Although multiple methods are available for counting and sizing of protein particles over a broad range of sizes, differences in physical properties between...

The Second National Ballistics Imaging Comparison (NBIC-2)

January 5, 2015

Author(s)

Theodore V. Vorburger, James H. Yen, Jun-Feng Song, Robert M. Thompson, Thomas Brian Renegar, Xiaoyu Alan Zheng, D Ott, Martin G. Ols

In response to the guidelines issued by the American Society of Crime Laboratory Directors/Laboratory Accreditation Board (ASCLD/LAB-International) to establish...

Recovery of background structures in nanoscale Helium Ion Microscope imaging, and the use of progressive fractional diffusion smoothing.

December 31, 2014

Author(s)

Andras Vladar

This paper discusses a two step enhancement technique applicable to noisy Helium Ion Microscope images in which background structures are not easily discernible...

Optical Properties of CdSe/ZnS Nanocrystals

December 31, 2014

Author(s)

Paul C. DeRose, Yu-Zhong Zhang, Adolfas Gaigalas

Measurements are presented of the absorbance, fluorescence emission, fluorescence quantum yield, and fluorescence lifetime of CdSe/ZnS nanocrystals, also known...

Measurement of Microsphere Concentration Using a Flow Cytometer with Volumetric Sample Delivery

December 28, 2014

Author(s)

Hao-Wei Wang, Steven J. Choquette, Yu-Zhong Zhang

Microsphere concentrations are needed to assign ERF units to microspheres used in quantitative flow cytometry. An Attune® acoustic focusing flow cytometer was...

Analysis of One-Minute Potentially Available Fluoride from Dentifrice

December 4, 2014

Author(s)

Clifton Carey, Erin Holahan

Previous reports found that some fluoride containing dentifrices do not release effective concentrations of fluoride during brushing. Failure to release...

The Metrology of a Rastered Spot of X Rays used in Security Screening

November 6, 2014

Author(s)

Lawrence T. Hudson, Jack L. Glover, Ronaldo Minniti

In recent times, ionizing radiation has been used around the world to screen persons for non- medical purposes, namely to detect bulk explosives or other...

A Low-Cost Time Transfer Receiver for Contributions to Coordinated Universal Time

November 6, 2014

Author(s)

Michael A. Lombardi, Andrew N. Novick, Victor S. Zhang

This paper describes a low-cost time transfer receiver that allows timing laboratories, including national metrology institutes and other designated...

Fire Cartridge Case Identifications Using Optical Images and Congruent Matching Cells (CMC) Method

November 6, 2014

Author(s)

D Ott, Jun-Feng Song, Wei Chu, Robert M. Thompson

The Congruent Matching Cells (CMC) method was invented at the National Institute of Standards and Institute (NIST). The CMC method is based on correlation of...

An Additive Manufacturing Test Artifact

October 23, 2014

Author(s)

Shawn P. Moylan, John A. Slotwinski, A L. Cooke, Kevin K. Jurrens, M A. Donmez

We propose a test artifact, intended for standardization, for the purpose of evaluating the performance of additive manufacturing (AM) systems. A thorough...

Erratum: Thermal Expansion of Platinum and Platinum-Rhodium Alloys.

October 22, 2014

Author(s)

Gregory F. Strouse, James F. Schooley, R. E. Edsinger, M. L. Reilly

Mechanical Properties of Austenitic Stainless Steel Made by Additive Manufacturing

October 10, 2014

Author(s)

John A. Slotwinski, William E. Luecke

Using uniaxial tensile and hardness testing, we evaluated the variability and anisotropy of the mechanical properties of an austenitic stainless steel, UNS...

New National Air-Kerma Standard for Low-Energy Electronic Brachytherapy Sources

October 6, 2014

Author(s)

Stephen M. Seltzer, C M. O'Brien, Michael G. Mitch

The purpose of this report is to document the NIST air-kerma measurement standard for the electronic brachytherapy sources, i.e., the Axxent sources of Xoft...

Correction to A General Waveguide Circuit Theory

October 6, 2014

Author(s)

Dylan F. Williams, Roger B. Marks

N/A

Towards a Standard Mixed-Signal Parallel Processing Architecture for Miniature and Microrobotics

September 18, 2014

Author(s)

Brian M. Sadler, Sebastian Hoyos

The conventional analog-to-digital conversion (ADC) and digital signal processing (DSP) architecture has led to major advances in miniature and micro-systems...

Porosity Measurements and Analysis for Metal Additive Manufacturing Process Control

September 16, 2014

Author(s)

John A. Slotwinski, Edward J. Garboczi, Keith M. Hebenstreit

Additive manufacturing techniques can produce complex, high-value metal parts, with potential applications as critical metal components such as those found in...

Characterization of Metal Powders Used for Additive Manufacturing

September 16, 2014

Author(s)

John A. Slotwinski, Edward J. Garboczi, Paul E. Stutzman, Chiara F. Ferraris, Stephanie S. Watson, Max A. Peltz

Additive manufacturing (AM) techniques can produce complex, high-value metal parts, with potential applications as critical parts such as those found in...

A review of NIST primary activity standards for 18F: 1982 to 2013

August 27, 2014

Author(s)

Denis E. Bergeron, Jeffrey T. Cessna, Bert M. Coursey, Ryan P. Fitzgerald, Brian E. Zimmerman

The new NIST activity standardization for 18F differs from results obtained between 1998 and 2008 by 4 %. The new results are considered to be very reliable...

Retrospective Analysis of NIST Standard Reference Material 1450, Fibrous Glass Board, for Thermal Insulation Measurements

August 25, 2014

Author(s)

Robert R. Zarr, Nathanael A. Heckert, Stefan D. Leigh

Thermal conductivity data acquired previously for the establishment of Standard Reference Material (SRM) 1450, Fibrous Glass Board, as well as subsequent...

Sustainability Characterization for Additive Manufacturing

August 21, 2014

Author(s)

Kevin W. Lyons, Satyandra K. Gupta

Additive manufacturing (AM) has the potential to create geometrically complex parts that require a high degree of customization, using less material and...

Post-Irradiation Study of the Alanine Dosimeter

July 14, 2014

Author(s)

Marc F. Desrosiers

Post-irradiation stability of high-dose dosimeters has traditionally been an important measurement influence quantity. Though the exceptional stability of the...

Optical Passive Sensor Calibration for Satellite Remote Sensing and the Legacy of NOAA and NIST Cooperation

June 26, 2014

Author(s)

Raju V. Datla , Michael Weinreb, Joseph P. Rice, B. Carol Johnson, Eric L. Shirley, Changyong Cao

This paper traces the cooperative effort of the scientists at the National Oceanic and Atmospheric Administration (NOAA) and the National Institute of Standards...

Concepts & Engineering Aspects of a Neutron Resonance Spin-Echo Spectrometer for the National Institute of Standards and Technology Center for Neutron Research

April 8, 2014

Author(s)

Jeremy C. Cook

After a brief introduction, the Neutron Resonance Spin Echo (NRSE) principle is discussed classically in Sec. 2. In Sec. 3, two idealized 4-coil NRSE...

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