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Conferences

A Comparison of Primary Gas Flow Standards Spanning the Range 10 sccm N2 to 10 slm N2

July 27, 2014

Author(s)

John D. Wright, Casey Rombouts, Bair Michael, Jean Barbe, Rainer Kramer, Zdenek Krajicek

We describe an international comparison of gas flow standards spanning the range 2.1 x 10-4 g/s (10 sccm) of nitrogen to 0.21 g/s (10 slm) of nitrogen. For all...

Wind-driven Airflow through Building Openings: Preliminary experimental results using Particle Image Velocimetry

July 25, 2014

Author(s)

Liang Chung J. Lo

Todays low energy and sustainable buildings often call for innovative designs involving strategies such as natural ventilation. However, natural ventilation...

³He Spin Filter Based Polarized Neutron Capability at the NIST Center for Neutron Research

July 24, 2014

Author(s)

WangChun Chen, Thomas R. Gentile, Ross W. Erwin, Shannon Watson, Qiang NMN Ye, Kathryn L. Krycka, Brian B. Maranville

A 3He neutron spin filter (NSF) program for polarized neutron scattering was launched in 2006 as part of the National Institute of Standards and Technology...

Surface and Uniaxial Electrical Measurements on Layered Cementitious Composites having Cylindrical and Prismatic Geometries

July 24, 2014

Author(s)

Robert Spragg, Scott Jones, Kenneth A. Snyder, Dale P. Bentz, Chiara Villani, Jason Weiss

Electrical measurements are becoming a common method to assess the transport properties of concrete. For a saturated homogenous system, the surface resistance...

Energy Harvesting from the Human Leg Motion

July 23, 2014

Author(s)

Kamran Sayrafian, Antonio M. Possolo, Nathalie Yarkony

Kinetic energy harvested from the human body motion seems to be one of the most attractive and convenient solution for wearable wireless sensors in healthcare...

Safety and Performance Standard Developments for Automated Guided Vehicles

July 23, 2014

Author(s)

Roger V. Bostelman, Tsai H. Hong, Roger D. Eastman

The American National Standards Institute/Industrial Truck Standards Development Foundation (ANSI/ITSDF) B56.5 Safety Standard committee for automated guided...

Testing System of IEEE 1451.5-802.11 Standard-based Wireless Sensors

July 21, 2014

Author(s)

Kang B. Lee, Yuyin Song, Frederick M. Proctor

The hierarchical architecture of factory equipment networks consists of the factory level, cell level, and device level. The equipment at different levels of...

Spherical Near-Field Measurement Results at Millimeter-Wave Frequencies Using Robotic Positioning

July 21, 2014

Author(s)

Michael H. Francis, Ronald C. Wittmann, David R. Novotny, Joshua A. Gordon

We describe millimeter-wave near-field measurements made with the new National Institute of Standards and Technology (NIST) robotic scanning system. This cost...

Development of an Engineering-Based Hydrogen-Assisted Fatigue Crack Growth Design Methodology for Code Implementation

July 20, 2014

Author(s)

Robert L. Amaro, Elizabeth S. Drexler, Andrew J. Slifka

A primary barrier to the widespread use of gaseous hydrogen as an energy carrier is the creation of a hydrogen-specific transportation network. Research...

Summary of an ASME/DOT project on measurements of fatigue crack growth rate of pipeline steels

July 20, 2014

Author(s)

Andrew J. Slifka, Elizabeth S. Drexler, Robert L. Amaro, Damian S. Lauria, Louis E. Hayden, Douglas G. Stalheim, Yaoshan Chen

The National Institute of Standards and Technology has been testing pipeline steels to determine the fatigue crack growth rate in pressurized hydrogen gas; the...

Raman spectroscopy-enhanced IIT: In situ analysis of mechanically stressed polycrystalline Si thin films

July 8, 2014

Author(s)

Yvonne B. Gerbig, Chris A. Michaels, Robert F. Cook

Exposed to mechanical stress, semiconductor materials may phase transform, resulting in changes of crystallographic structure and material properties, rather...

Cathodoluminescence Quantum Efficiency of Quantum Dot Thin Films

July 7, 2014

Author(s)

Heayoung Yoon, Christopher C. Bohn, Youngmin Lee, Seung H. Ko, Jonathan S. Steckel, Seth Coe-Sullivan, Nikolai B. Zhitenev

A thin film of quantum dots (QD) was used to visualize the local photo-response of polycrystalline CdTe solar cells by down-converting an electron beam of high...

On Run Diversity in "Evaluation as a Service"

July 6, 2014

Author(s)

Ellen M. Voorhees

"Evaluation as a service" (EaaS) is a new methodology that enables community-wide evaluations and the construction of test collections on documents that cannot...

Evaluating the Performance of the Ft. Huachuca Compact Range

July 6, 2014

Author(s)

Michael H. Francis, Ronald C. Wittmann

The National Institute of Standards and Technology (NIST) presents a plan for evaluating and verifying the performance of the refurbished Ft. Huachuca Antenna...

Evaluating and Verifying the Performance of the Ft. Huachuca Compact Range

July 6, 2014

Author(s)

Michael H. Francis, Ronald C. Wittmann

The National Institute of Standards and Technology (NIST) presents a plan for evaluating and verifying the performance of the refurbished Ft. Huachuca Antenna...

The Effect of Sampling Strategy on Inferred Measures

July 6, 2014

Author(s)

Ellen M. Voorhees

Using the inferred measures framework is a popular choice for constructing test collections when the target document set is too large for pooling to be a viable...

Quantitative Infrared Imaging of Impinging Turbulent Buoyant Diffusion Flames

July 2, 2014

Author(s)

Randall J. McDermott, Ashish Newale, Brent Rankin, Harshad Lalit, Jay P. Gore

Radiation from buoyant diffusion flames with and without impingement on a flat plate is studied using a unique quantitative comparison of measured and simulated...

Quantification of Methane Emissions From Street Level Data

July 2, 2014

Author(s)

Kuldeep R. Prasad

Kuldeep Prasad(1), Brian Lamb(2), Maria Obiminda Cambaliza(3), Tegan Lavoie(3), Olivia E Salmon(3), Paul Shepson(3), Thomas Lauvaux(4), Ken Davis(4), and James...

Structural Materials Data Demonstration Project: Resource for Thermal Process Modeling

July 1, 2014

Author(s)

Carelyn E. Campbell, Ursula R. Kattner, Alden A. Dima, Scott Henry, Larry A. Berardinis, Tom Searles, Laura M. Bartolo

Integrated Computational Materials Engineering (ICME)requires the availability of supporting data for modeling across multiple length scales. It also requires...

Using Single Particle ICP-MS as a Tool for Understanding Metallic Nanoparticle Transformation during Nanotoxicity Assays

July 1, 2014

Author(s)

Monique E. Johnson, Shannon Hanna, Antonio R. Montoro Bustos, Bryant C. Nelson, Elijah J. Petersen, Lee L. Yu

The advent of engineered nanoparticles (ENPs) and their increased use has remarkably improved the performance of basic materials and consumer products, but has...

Using Network Tainting to Bound the Scope of Network Ingress Attacks

July 1, 2014

Author(s)

Peter M. Mell, Richard Harang

This research describes a novel security metric, network taint, which is related to software taint analysis. We use it here to bound the possible malicious...

New Developments in the NIST Infrared Optical Properties of Materials Program

July 1, 2014

Author(s)

Leonard M. Hanssen, Sergey Mekhontsev, Jinan Zeng, John H. Burnett

The Infrared Optical Properties of Materials program in the Sensor Science Division at the National Institute of Standards and Technology (NIST) continues to...

Determination of the Planck constant at the National Institute of Standards and Technology

July 1, 2014

Author(s)

Stephan Schlamminger, Darine El Haddad, Frank C. Seifert, Leon S. Chao, David B. Newell, Ruimin Liu, Richard L. Steiner, Jon R. Pratt

In 2013, a new measurement of the Planck constant h was performed using a watt balance at the National Institute of Standards and Technology (NIST). The value...

A Tool for Evaluating Fault Detection and Diagnostic Methods for Fan Coil Units

June 29, 2014

Author(s)

Shokouh Pourarian, Jin Wen, Daniel Veronica, Xiaohui Zhou, Ran Liu

Dynamic simulation software "tools" are needed for the research and development of improved methods for automatic control and automated fault detection and...

Persistence-based Structural Recognition

June 28, 2014

Author(s)

Chunyuan Li

This paper presents a framework for object recognition using topological persistence. In particular, we show that the so-called persistence diagrams built from...

Preserving Privacy More Than Reading a Message

June 27, 2014

Author(s)

Susanne M. Furman, Mary F. Theofanos

Social media has become a mainstream activity where people share all kinds of personal and intimate details about their lives. These social networking sites...

Ultra-low Phase Noise Frequency Synthesis from Optical Atomic Frequency Standards

June 26, 2014

Author(s)

David A. Howe, Archita Hati, Craig W. Nelson

We discuss frequency synthesizer needs and recent phase-noise results of a multi-level frequency divider that are consistent with phase noise of new high...

LDPC Error Correction for Gb/s QKD

June 24, 2014

Author(s)

Alan Mink, Anastase Nakassis

Low Density Parity Check (LDPC) error correction is a one-way algorithm that has become popular for quantum key distribution (QKD) post-processing. Graphic...

On architecting and composing through-life engineering information services to enable smart manufacturing

June 24, 2014

Author(s)

Vijay Srinivasan, Nenad Ivezic, Boonserm Kulvatunyou

Engineering information systems play an important role in the current era of digitization of manufacturing, which is also known as smart manufacturing...

A Cognitive-Behavioral Framework of User Password Management Lifecycle

June 22, 2014

Author(s)

Yee-Yin Choong

Passwords are the most commonly used mechanism in controlling users access to information systems. Little research has been established on the entire user...

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