Publications

Displaying 1 - 25 of 96

ASTM E2677: Web-based International Standard on Limit of Detection for Explosive Trace Detectors (and More) - Opioids and Ozone

February 12, 2019

Author(s)

R M. Verkouteren, Nathanael A. Heckert, Stefan D. Leigh, Edward R. Sisco, James E. Norris, Jeffrey A. Lawrence, Amber Burns

The performance characteristics of explosive and narcotic trace detectors are mission-critical to agencies worldwide that are charged with protection of the

Development of Two Fine Particulate Matter Standard Reference Materials (

April 13, 2016

Author(s)

Michele M. Schantz, Danielle Cleveland, Nathanael A. Heckert, John R. Kucklick, Stefan D. Leigh, Stephen E. Long, Jennifer M. Lynch, Karen E. Murphy, Rabia Oflaz, Adam L. Pintar, Barbara J. Porter, Savelas A. Rabb, Stacy S. Schuur, Stephen A. Wise, Rolf L. Zeisler

Two new Standard Reference Materials (SRMs), SRM 2786 Fine Particulate Matter (

The Occurrence of Repeated Fiber Breaks in Microcomposites

November 10, 2015

Author(s)

Gale A. Holmes, Edward D. McCarthy, Nathanael A. Heckert, Stefan D. Leigh, Jae Hyun Kim, Jeffrey W. Gilman

The mechanical integrity of a structural composite is strongly affected by the strength and toughness of the fibermatrix interface/interphase (Norwood, 1994)

The Fiber Break Evolution Process in a 2-D Epoxy/Glass Multi-Fiber Array

November 2, 2015

Author(s)

Edward D. McCarthy, Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Jeffrey W. Gilman, Gale A. Holmes

The mechanical integrity of a structural composite is strongly affected by the strength and toughness of the fiber-matrix interface/interphase [1], with

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

Standard Reference Material 1450d, Fibrous Glass Board, for Thermal Insulation Measurements

February 4, 2014

Author(s)

Robert R. Zarr, Stefan D. Leigh

Thermal conductivity measurements at and near room temperature are presented as the basis for certified values of thermal conductivity for SRM 1450d, Fibrous

Development of a Standard Reference Material for Metabolomics Research

November 4, 2013

Author(s)

Karen W. Phinney, Guillaume Ballihaut, Mary Bedner, Johanna Camara, Steven J. Christopher, William C. Davis, Nathan G. Dodder, Brian E. Lang, Stephen E. Long, Mark S. Lowenthal, Elizabeth A. McGaw, Karen E. Murphy, Bryant C. Nelson, Jocelyn L. Prendergast, Jessica L. Reiner, Catherine A. Rimmer, Lane C. Sander, Michele M. Schantz, Katherine E. Sharpless, Lorna T. Sniegoski, Susan S. Tai, Jeanice M. Brown Thomas, Thomas W. Vetter, Michael J. Welch, Stephen A. Wise, Laura J. Wood, William F. Guthrie, Robert C. Hagwood, Stefan D. Leigh, James H. Yen, Nien F. Zhang, Madhu Chaurhary-Webb, Huiping Chen, Bridgette Haynes, Donna J. LaVoie, Leslie F. McCoy, Shahzad S. Momin, Neelima Paladugula, Elizabeth C. Pendergrast, Christine M. Pfeiffer, Carissa D. Powers, Zia Fazili-Qari, Daniel Rabinowitz, Michael E. Rybak, Rosemary L. Schleicher, Mary Xu, Mindy Zhang, Arthur L. Castle, Brandi S. Benford, Gauthier Eppe

Determination of Interfacial Shear Strength in Epoxy/Glass Composites by Multi-Fiber Fragmentation Test (MFFT)

August 2, 2013

Author(s)

Edward D. McCarthy, Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Gale A. Holmes, Jeffrey W. Gilman

The mechanical strength of a structural composite is strongly affected by the strength and toughness of the interface achieved between the continuous matrix

Determination of Interfacial Shear Strength in Epoxy/Glass Composites by Multi-Fiber Fragmentation Test (MFFT)

August 2, 2013

Author(s)

Edward D. McCarthy, Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Gale A. Holmes, Jeffrey W. Gilman

The mechanical strength of a structural composite is strongly affected by the strength and toughness of the interface achieved between the continuous matrix

Strain rate effect on single PPTA fiber tensile behaviour

July 28, 2013

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Walter G. McDonough, Kirk D. Rice, Gale A. Holmes

Toward the Development of a High Strain Rate Testing Standard for Advanced Fibers

May 24, 2013

Author(s)

Gale A. Holmes, Jae Hyun Kim, Nathanael A. Heckert, Walter G. McDonough, Stefan D. Leigh, Kirk D. Rice

The use of advanced fibers in applications where they are subjected to extremely energetic events has necessitated the need to develop measurement tools that

An Interlaboratory Investigation of the Effect of Material Granularity and Sample Processing on Measurement Variability: Nutritional Elements in Cereals

May 9, 2013

Author(s)

Katrice A. Lippa, Laura J. Wood, Stefan D. Leigh, Nathanael A. Heckert

This interlaboratory study was uniquely designed to determine the effects of material granularity and sample processing techniques on the measurement

MILK AND SERUM SRMs for MONITORING ORGANIC CONTAMINANTS IN HUMAN SAMPLES

April 24, 2013

Author(s)

Michele M. Schantz, Katherine E. Sharpless, Stephen A. Wise, Rebecca Heltsley, Jennifer Keller, John Kucklick, Stacy VanderPol, Stefan D. Leigh, Donald G. Patterson, Jr., Andreas Sjodon, Wayman E. Turner

Four new Standard Reference Materials (SRMs) have been developed to assist in the quality assurance required for human biomonitoring studies. These materials

Effects of fiber gripping methods on the single fiber tensile test: I. Non parametric statistical analysis

February 15, 2013

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Haruki Kobayashi, Walter G. McDonough, Kirk D. Rice, Gale A. Holmes

Single fiber tensile tests using two different gripping methods were carried out on various fiber lengths. One method (the glue-tab grip) consists of mounting a

Breakfast Cereal Sampling Study for Nutritional Elements

February 5, 2013

Author(s)

Laura J. Wood, Katrice A. Lippa, Melissa M. Phillips, Catherine A. Rimmer, Nathanael A. Heckert, Stefan D. Leigh, Amanda J. Moors, Rebecca S. Pugh

The National Institute of Standards and Technology (NIST) has established a Dietary Supplement Laboratory Quality Assurance Program (DSQAP) in collaboration

Certification of NIST SRM 2569 Lead Paint Films for Children's Products

October 15, 2012

Author(s)

John L. Molloy, John R. Sieber, Karen E. Murphy, Stephen E. Long, Stefan D. Leigh

SRM 2569 Lead Paint Films for Childrens Products is a new Standard Reference Material (SRM) developed for use primarily with XRF instrumentation. It consists

A Method for the Preparation of NIST Traceable Fossil Fuel Standards with Concentrations Intermediate to SRM Values

August 1, 2012

Author(s)

William R. Kelly, Bruce S. MacDonald, John L. Molloy, Stefan D. Leigh, Andrew L. Rukhin

A procedure is presented whereby the fossil fuel community may design and mix SRMs in different proportions and thereby produce in their laboratory fossil fuel

Tensile behavior of single PPTA fibers measured by the Kolsky bar using the direct fiber clamping method

June 11, 2012

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Haruki Kobayashi, Walter G. McDonough, Richard L. Rhorer, Kirk D. Rice, Gale A. Holmes

The Kolsky bar test has been widely used in measuring material behavior under high strain rate conditions. In particular, this methodology has been used to

Statistical comparisons of single PPTA fiber tensile behaviors measured by different gripping methods

May 24, 2012

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Haruki Kobayashi, Walter G. McDonough, Kirk D. Rice, Gale A. Holmes

A new single fiber tensile test method using the Kolsky bar is being utilized to investigate fiber properties under high strain rate conditions. Since fiber

Statistical analysis of PPTA fiber strengths measured under high strain rate condition

March 29, 2012

Author(s)

Jae H. Kim, Nathanael A. Heckert, Stefan D. Leigh, Richard L. Rhorer, Haruki Kobayashi, Walter G. McDonough, Kirk D. Rice, Gale A. Holmes

On the Relationship Between Deformation-Induced Surface Roughness and Plastic Strain in AA5052 Is it Really Linear?

August 1, 2011

Author(s)

Mark R. Stoudt, Joseph B. Hubbard, Stefan D. Leigh

Three different heat treatments of aluminum alloy AA5052 were subjected to various levels of uniaxial plastic strain. The resulting surface topographies were

SRM 1450d, Fibrous-Glass Board, for Thermal Conductivity from 280 K to 340 K

August 1, 2011

Author(s)

Robert R. Zarr, Amanda C. Harris, John F. Roller, Stefan D. Leigh

Thermal conductivity measurements at and near room temperature are presented as the basis for certified values of thermal conductivity for SRM 1450d, Fibrous

Statistical analysis of fiber gripping effects on Kolsky bar test

June 14, 2011

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Haruki Kobayashi, Walter G. McDonough, Richard L. Rhorer, Kirk D. Rice, Gale A. Holmes

Preliminary data for testing fibers at high strain rates using the Kolsky bar test by Ming Cheng et al. 1 indicated minimal effect of strain rate on the tensile

Statistical analysis of fiber gripping effects on single fiber tensile test

May 26, 2011

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Walter G. McDonough, Haruki Kobayashi, Kirk D. Rice, Gale A. Holmes

Elemental Analysis of a Single-Walled Carbon Nanotube Candidate Reference Material

October 15, 2010

Author(s)

Rolf L. Zeisler, Rick L. Paul, Rabia Oflaz, Lee L. Yu, Jacqueline L. Mann, William R. Kelly, Brian E. Lang, Stefan D. Leigh, Jeffrey A. Fagan

A material containing single-walled carbon nanotubes (SWCNTs) together with other carbon species, cata-lyst residues, and trace element contaminants has been

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