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Conferences

Characterizing the thermal effects of High Energy Arc Faults

November 30, 2015

Author(s)

Anthony D. Putorti Jr., Nicholas Melly, Scott Bareham, Joseph E. Praydis

International and domestic operating experience involving High Energy Arc Faults (HEAF) in Nuclear Power Plant (NPP) electrical power systems have demonstrated...

Quantized Hall resistance in large-scale monolayer graphene

November 28, 2015

Author(s)

Yanfei Yang, Chiashain Chuang, Chieh W. Liu, Randolph Elmquist

Abstract: Graphene is an atomic-thickness carbon lattice that can be exfoliated from solid graphite or grown using high temperature processing methods on a...

A Constrained L2 Based Algorithm for Standardized Planar Datum Establishment

November 18, 2015

Author(s)

Craig M. Shakarji, Vijay Srinivasan

For years (decades, in fact) a definition for datum planes has been sought by ASME and ISO standards writers that combines the contacting nature of traditional...

On the Internet Connectivity in Africa

November 18, 2015

Author(s)

Assane Gueye, Peter Mell, Desire Banse, Faical Y. Congo

This study measures and documents growth of Internet connectivity in Africa from 2010 to 2014 with a focus on inter-country relationships. We evaluate both...

Nanomanufacturing Concerns about Measurements Made in the SEM Part IV: Charging and its Mitigation

November 17, 2015

Author(s)

Michael T. Postek, Andras Vladar

This is the fourth part of a series of tutorial papers discussing various causes of measurement uncertainty in scanned particle beam instruments, and some of...

Towards Generating Wind-Driven Firebrand Showers Characteristic of Burning Structures

November 16, 2015

Author(s)

Samuel Manzello, Sayaka Suzuki

Firebrands have been known to be a significant cause of structure ignition in large outdoor fires, such as Wildland-Urban Interface (WUI) fires, large...

Reduced-scale Experimental Facility to Characterize Firebrand Ignition

November 16, 2015

Author(s)

Samuel Manzello, Sayaka Suzuki

Large outdoor fires are a problem in Japan and the USA. In order to prevent losing structures to large outdoor fires, it is important to understand the...

Minimizing Attack Graph Data Structures

November 14, 2015

Author(s)

Peter Mell, Richard Harang

An attack graph is a data structure representing how an attacker can chain together multiple attacks to expand their influence within a network (often in an...

Assessing the Research Collaboration Network at NIST: Retooling the Librarian Skillset to meet Emerging Needs

November 12, 2015

Author(s)

Andrea M. Medina-Smith, Amanda J. Malanowski

Effects of Wireless Packet Loss in Industrial Process Control Systems

November 12, 2015

Author(s)

Yongkang Liu, Rick Candell, Nader Moayeri

Timely and reliable sensing and actuation control are essential in networked control. This depends on not only the precision/quality of the sensors and...

Measuring the Effect of Wireless Sensor Network Communications on Industrial Process Performance

November 11, 2015

Author(s)

Rick Candell, Kang B. Lee

Real-time sensor data is essential for making decisions in controlling industrial processes. Wireless sensor networks (WSN's) are becoming more common for...

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)...

Using Semantic Web Technologies to Integrate Models to Analytical Tools

November 9, 2015

Author(s)

Peter O. Denno, Mark R. Blackburn

This paper discusses the potential advantages and pitfalls of using semantic web technologies in the process of preparing engineering analyses. Analytical tools...

Reactor Power Distribution Calculation in Research Reactors Using MCNP

November 8, 2015

Author(s)

Zeyun NMN Wu, Robert E. Williams

Preliminary Safety Performance Assessment on NIST's LEU Fueled Beam Reactor

November 8, 2015

Author(s)

Zeyun NMN Wu, Robert E. Williams, J. Michael Rowe

MEASUREMENT OF DNA REPAIR PROTEINS IN RELATION TO DISEASE BIOMARKERS AND DRUG DEVELOPMENT

November 7, 2015

Author(s)

Erdem Coskun, Pawel Jaruga, Leona D. Scanlan, Alessandro Tona, Mark S. Lowenthal, Prasad T. Reddy, M Miral Dizdar, Ann-Sofie Jemth, Olga Loseva, Thomas Helleday

Introduction: In aerobic organisms, intracellular metabolism and exogenous sources such as ionizing radiation and carcinogenic compounds generate reactive...

Biosimulant Artifact with Embedded Calcium Alginate Bead Sensor for Robot Impact Safety Testing

November 5, 2015

Author(s)

Hongliang Shi, Nicholas G. Dagalakis

This paper presents the design of a disposable biosimulant human tissue artifact system for robot safety testing. It is used to show a clear sign of the severe...

Performance evaluation of a laser tracker hand held touch probe

November 4, 2015

Author(s)

Bala Muralikrishnan, Christopher J. Blackburn, Prem K. Rachakonda, Daniel S. Sawyer

Hand-held touch probes and laser scanners are increasing the scope and applicability of laser trackers. While methods to evaluate the performance of laser...

Photomask Linewidth Comparison by PTB and NIST

November 2, 2015

Author(s)

Detleff Bergmann, Bernd Bodermann, Harald Bosse, Egbert Buhr, Gaoliang Dai, Ronald G. Dixson, W H?er-Grohne

We report the initial results of a recent bilateral comparison of linewidth or critical dimension (CD) calibrations on photo-mask line features between two...

Progress on Vacuum-to-Air Mass Calibration System Using Magnetic Suspension to Disseminate the Planck-constant Realized kilogram

November 1, 2015

Author(s)

Eric Benck, Corey A. Stambaugh, Edward C. Mulhern, Patrick J. Abbott, Zeina J. Kubarych

The kilogram is the unit of mass in the International System of units (SI) and has been defined as the mass of the International Prototype Kilogram (IPK) since...

THE CONTROL SYSTEM FOR THE MAGNETIC SUSPENSION OF THE NIST VACUUM-TO-AIR MASS DISSEMINATION SYSTEM

November 1, 2015

Author(s)

Corey A. Stambaugh

High precision mass comparisons are typically performed such that both masses are measured under nearly identical conditions. However, there are situations...

Using Semantic Web Technologies for Integrating Domain Specific Modeling and Analytical Tools

November 1, 2015

Author(s)

Peter O. Denno, Mark R. Blackburn

This paper discusses the potential advantages and pitfalls of using semantic web technologies for representing and integrating modeling and analysis tools...

Evaluation of the Range Performance of Laser Scanners Using Non-planar Targets.

November 1, 2015

Author(s)

Prem K. Rachakonda, Balasubramanian Muralikrishnan, Craig M. Shakarji, Vincent D. Lee, Daniel S. Sawyer

The Dimensional Metrology Group (DMG) at the National Institute of Standards and Technology (NIST) is supporting the development of documentary standards for...

Analysis and Optimization in Smart Manufacturing based on a Reusable Knowledge Base for Process Performance Models

November 1, 2015

Author(s)

Alexander Brodsky, Guodong Shao, Mohan Krishnamoorthy, Anantha Narayanan Narayanan, Daniel Menasce?, Ronay Ak

In this paper, we propose an architectural design and software framework for fast development of descriptive, predictive, diagnostic, and prescriptive analytics...

DNA Extraction and DNA Damage Measurement in the Nematode Caenorhabditis elegans

November 1, 2015

Author(s)

Leona D. Scanlan, Pawel Jaruga, Sanem Hosbas Coskun, Jamie L. Almeida, David N. Catoe, Jennifer McDaniel, Miral M. Dizdar

Little is known about endogenous DNA damage in the nematode. In this work, we standardized the growth of the nematode in two different growth media (axenic CeHR...

Design and calibration of an artifact for evaluating laser scanning articulating arm CMMs used for measuring complex non-concurrent surfaces

October 30, 2015

Author(s)

Vincent D. Lee, Steven D. Phillips, Craig M. Shakarji, Jeffrey Hosto, Jeffrey Huber, Gillich Barbara

Dimensional metrology is a foundational science finding applications throughout modern technology, including the testing of human-worn body armor designed to...

Inferring the Stealthy Bridges between Enterprise Network Islands in Cloud Using Cross-Layer Bayesian Networks

October 29, 2015

Author(s)

Anoop Singhal, Xiaoyan Sun, Jun Dai, Peng Liu

Enterprise networks are migrating to the public cloud to acquire computing resources for a number of promising benefits in terms of efficiency, expense, and...

A Neural Network Meta-Model and its Application for Manufacturing

October 29, 2015

Author(s)

David J. Lechevalier, Ronay Ak, Steven Hudak, Yung-Tsun T. Lee, Sebti Foufou

Manufacturing generates a vast amount of data both from operations and simulation. Extracting appropriate information from this data can provide insights to...

Considerations and Recommendations for Data Availability for Data Analytics for Manufacturing

October 29, 2015

Author(s)

Donald E. Libes, Seungjun Shin, Jungyub Woo

Data analytics is increasingly becoming recognized as a valuable set of tools and techniques for improving performance in the manufacturing enterprise. However...

Automated uncertainty quantification analysis using system model and data

October 29, 2015

Author(s)

Saideep Nannapaneni, Sankaran Mahadevan, David Lechevalier, Anantha Narayanan Narayanan, Sudarsan Rachuri

Understanding the sources of, and quantifying the magnitude of, uncertainty can improve decision-making and, thereby, make manufacturing systems more efficient...

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