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Search Publications

NIST Authors in Bold

Displaying 5026 - 5050 of 13218

A Convergence Algorithm for Correlation of Breech Face Images Based on the Congruent Matching Cells (CMC) Method

November 6, 2017
Author(s)
Zhe Chen, Jun-Feng Song, Wei Chu, Johannes A. Soons, Xuezeng Zhao
… was invented at the National Institute of Standards and Technology (NIST) for accurate firearm evidence … cell correlations reduces the effects of "invalid regions" in the compared image pairs and increases the correlation … registration angle when comparing same-source samples. In this paper, the difference of the convergence feature …

Baseline Assessment of 25-Hydroxyvitamin D Assay Performance: A Vitamin D Standardization Program (VDSP) Interlaboratory Comparison Study

August 18, 2017
Author(s)
Christopher T. Sempos, Stephen Wise, Karen W. Phinney, Susan Tai, Johanna Camara, Gary L. Myers, Ramon Durazo-Arvizu, Lu Tian, John H. Eckfeldt, Andrew N. Hoofnagle, W. Greg Miller, Lorin M. Bachmann, Ian S. Young, J Pettit, G. Caldwell, A Liu, S P. Brooks, K. Sarafin, M. Thamm, C. Scheidt-Nave, G. B. Mensink, M. Busch, M. Rabenberg, Kevin Cashman, Mairead Kiely, Michael Kinsella, K Galvan, J. Y. Zhang, K OH, S. W. Lee, C. L. Jung, L. Cox, G. Goldberg, K. Guberg, S. Meadows, A. Prentice, G. Swan, A. Tedstone, Graham D. Carter, Julia C. Jones, P. Brannon, R. M. Lucas, P. M. Crump, Glenville Jones, E. Cavalier, Joyce Merkel, J. M. Betz
… of measurements of total 25-hydroxyvitamin D [25(OH)D] in human serum, which is the primary marker of vitamin D … (Belgium) and the U.S. National Institute of Standards and Technology (NIST) using reference measurement procedures for … 25(OH)D assay performance and standardization activities in the future. …

A "Smart Component" Data Model in PLM

October 28, 2015
Author(s)
Yunpeng Li, Utpal Roy, Seungjun Shin, Yung-Tsun Lee
… by statistical or machine-learning techniques, is a key technology for implementing the intelligence of these "Smart … literatures have shown the creation of predictive models in the manufacturing domain; however, they are limited to describe … A "Smart Component" Data Model in PLM …

TRANSITIONING FROM RESISTANCE DEVICES TO PHOTONIC DEVICES FOR TEMPERATURE MEASUREMENTS

September 12, 2014
Author(s)
Zeeshan Ahmed, Gregory F. Strouse
… resistance thermometry have produced considerable interest in developing photonic temperature sensors to leverage … fluctuations of 80 μK at room temperature. Photonic sensor technology provides a low cost, lightweight, portable and … laboratory conditions, a noisy factory floor, advanced manufacturing, to the variable environment of a residential …

Diffusion-controlled Reference Material for VOC Emissions Testing:International Inter-laboratory Study

May 12, 2014
Author(s)
Cynthia H. Reed, Zhe Liu, Steve Cox, Dennis D. Leber, Daniel V. Samarov, John Little
… To meet this need, the National Institute of Standards and Technology (NIST) and Virginia Tech (VT) have developed a … next development step was to evaluate the prototype source in multiple-sized chambers of 14 laboratories in seven countries. Each laboratory was provided duplicate …

Spent Nuclear Fuel Transportation Package Seal Performance in Beyond Design Basis Thermal Exposure Scenarios

March 3, 2011
Author(s)
Jiann Yang, Edward Hnetkovsky, Christopher Bajwa, Earl Easton, Felix Gonzalez
… The NRC is investigating the performance of seals in SNF transportation packages exposed to fires that could exceed the HAC fire described in 10CFR Part 71, such as the Baltimore Tunnel Fire that … contracted the National Institute of Standards and Technology (NIST) to conduct small-scale thermal testing to …

Meaningful Performance Evalution Conditions for Fire Service Thermal Imaging Cameras

November 1, 2008
Author(s)
Francine K. Amon, Anthony P. Hamins, Nelson P. Bryner, Justin Rowe
… becoming integral equipment for the fire service for use in structure fires and other emergencies. The Building and … (BFRL) at the National Institute of Standards and Technology has conducted research to establish test conditions that best represent the environment in which TIC are used. Firefighters may use TIC for field …

The Increasing Role of Fractography in the Dental Community

October 16, 2008
Author(s)
Janet Quinn, Susanne Scherrer, George D. Quinn
… be analyzed by some of the fractographic techniques used in the advanced ceramic community, there has been little … the current multiplicity of standards and test techniques in the dental literature. The establishment of relevant test … criteria are linked by failure analyses and fractography. In this paper, the increasing importance of fractography in …

Need for and Metrological Approaches Towards Standardization of Fluorescence Measurements From the View of National Metrology Institutes

April 9, 2008
Author(s)
Paul C. DeRose, Lili Wang, Adolfas K. Gaigalas, Gary W. Kramer, Ute Resch-Genger, Ulrich Panne
… The need for standardization in fluorescence measurements to improve quality assurance and … material standards and develop new CRMs in a variety of fluorescence areas, including microarray technology. Quality criteria for fluorescence standards are …

Controlled Radical Polymerization in Confined Spaces

August 21, 2006
Author(s)
Kathryn L. Beers
… Advanced polymeric materials in applications as diverse as tissue engineering, electronics … and better products. The appeal of microreactor technology to this scientific community is three-fold: … in laboratory-scale investigations of complex, multi-step manufacturing protocols; and potential discovery of new or …

Biomarkers of TP53 Mutation and Y-Chromosome Loss Used to Detect Cellular/Genetic Damage in Tissue Engineered Skin

September 1, 2002
Author(s)
H Rodriguez, M A. Marino, P McAndrew, Donald H. Atha, Pawel Jaruga, M Birincioglu, Peter E. Barker, C D. O'Connell
… functional biological systems for research and testing in the pharmaceutical industry. Fundamentals to many … of permanent genetic changes that could occur during the manufacturing phase, storage or shipment of the product. The … polymorphism capillary electrophoresis (CE-SSCP) technology was used to quantitatively measure the level of …

Calibration Experiments of a Laser Scanner

September 1, 2002
Author(s)
Geraldine S. Cheok, Stefan D. Leigh, Andrew L. Rukhin
… several sectors of the industry construction, large-scale manufacturing, remote sensing, national defense. A LADAR is … instrument which can rapidly capture 3-D data of a scene in the form of x, y, z points. The confidence in end products … conducted at the National Institute of Standards and Technology to characterize a LADAR with the focus on accuracy …

Performance of Personal Alert Safety Systems in Laboratory and Full-Scale Experiments

April 18, 2002
Author(s)
Nelson P. Bryner, Daniel M. Madrzykowski, D W. Stroup, J H. Lee
… In 1998, over 500 firefighters in the United States were trapped in structure fires that … research will assess the current state-of the- art in PASS technology and will examine specific enhancements, which may … Fire Fighters: Safety in Rescue Operations. Papers. International Sessions. …

Controller Driven VRML Animation of the NIST Robotic Welding Cell

April 1, 2000
Author(s)
Keith A. Stouffer
… Virtual objects in a web-based environment can be interfaced to and … models a robotic arc welding cell (the Automated Welding Manufacturing System project,) located at the National Institute of Standards and Technology (NIST). The VRML welding cell contains a model of …

Minimizing Errors in Phase Change Correction Measurements for Gage Blocks Using a Spherical Contact Techniques

September 1, 1998
Author(s)
John R. Stoup, Bryon S. Faust, Theodore D. Doiron
… One of the most elusive measurement elements in gage block interferometry is the correction for the phase … Division at the National Institute of Standards and Technology (NIST) has recently developed a measurement … Since only the top surface of the gage block is used in the measurement, wringing film inconsistencies are …

Experiences in Initiating Baldridge-Based Quality in a NIST Technical Division

January 1, 1998
Author(s)
Dennis A. Swyt
… Within the National Institute of Standards and Technology (NIST), which administers the Malcolm Baldrige … access to the international and national standards in length and for conducting a diverse program of R&D and services in measurements and standards.  These measurements and …

Experiences in Initiating Baldrige-Based Quality in a NIST Technical Division

January 1, 1998
Author(s)
Dennis A. Swyt
… Within the National Institute of Standards and Technology (NIST), which administers the Malcolm Baldrige … and for conducting a diverse program of R&D and services in measurements and standards. These measurements and … managerial lessons learned, and some potential next steps in the start-up effort's further development. …

Concurrent Engineering Through Product Data Standards

May 1, 1991
Author(s)
Gary Carver, Howard Bloom
… for the Exchange of Product model data (STEP). Surpassing in scope previous standards efforts, the goal is to enable a … industrial, and standards organizations are cooperating in a program, Product Data Exchange using STEP (PDES), to … rights. Concurrent engineering, through information technology and standards, represents the power of a new …

Analysis of ISCD-NIST Survey for Bone Health

April 1, 2009
Author(s)
Andrew M. Dienstfrey, Tammy L. Oreskovic, Herbert S. Bennett, Lawrence T. Hudson
… In 2007, the National Institute of Standards and Technology … absorptiometry (DXA) measurements of bone mineral density. In this paper we analyze the 1074 survey responses to define … Densitometry (ISCD), National Institute of Standards and Technology (NIST), region of interest (ROI), reference …

IoT Device Cybersecurity Capability Core Baseline

May 29, 2020
Author(s)
Michael J. Fagan, Katerina N. Megas, Karen Scarfone, Matthew Smith
… is to provide organizations a starting point to use in identifying the device cybersecurity capabilities for new … integrate, or acquire. This publication can be used in conjunction with NISTIR 8259, Foundational Cybersecurity …

Conformance Checking of PMI Representation in CAD Model STEP Data Exchange Files

May 15, 2015
Author(s)
Robert R. Lipman, Joshua Lubell
… (CAD) systems and with downstream applications such as manufacturing and inspection. Correct implementation of … tolerances, dimensional tolerances, and datum features - in CAD authoring systems and translators is essential for … This paper discusses an approach we have implemented in a software tool for checking the conformance of STEP files …

Report of the 97th National Conference on Weights and Measures (2012)

May 30, 2014
Author(s)
Linda D. Crown, Tina G. Butcher, Richard A. Harshman, David A. Sefcik, Lisa Warfield
The 97th Annual Meeting of the National Conference on Weights and Measures (NCWM) was held July 15 through 19, 2012, at the Holiday Inn by the Bay, Portland, Maine. The theme of the meeting was "Taking Measure of Our Worth." Reports by the NCWM Board of

Copulas for Uncertainty Analysis

April 20, 2010
Author(s)
Antonio M. Possolo
… for propagation of measurement uncertainty described in the GUM Supplement 1, when the input quantities are … of a joint probability distribution for these quantities. In practice, however, all that typically is available are … with given margins and correlations, illustrates such use in the context of example H.2 from the GUM, and discusses the …

f1' EVALUATION AND MEASUREMENT COMPARISON

October 1, 2008
Author(s)
Jiangen PAN, Haiping SHEN, Yuqin Zong, Yoshi Ohno
… varies with measurement conditions, which is often omitted in the f1' evaluation. We investigated the variations of the … The CIE Expert Symposium 2008 on Advances in Photometry and Colorimetry, Turin, Italy …
Displaying 5026 - 5050 of 13218
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