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Conferences

Enabling the Investigation of Structure Vulnerabilities to Wind-Driven Firebrand Showers in Wildland-Urban Interface (WUI) Fires

June 1, 2014

Author(s)

Samuel L. Manzello

Wind-driven firebrand showers are a major cause of structural ignition in Wildland-Urban Interface (WUI) fires. Past firebrand investigations have not been able...

Two-Stage Correction for Wideband Wireless Signal Generators with Time-Interleaved Digital-to-Analog-Converters

June 1, 2014

Author(s)

Youngcheol Park, Kate Remley

In this paper, a two-stage correction technique for arbitrary waveform generators that utilize time-interleaved digital-to-analog converters is presented. By...

Circuit Speed Timing Jitter Increase in Random Logic Operation after NBTI Stress

June 1, 2014

Author(s)

Guangfan Jiao, Jiwu Lu, Jason Campbell, Jason Ryan, Kin P. Cheung, Chadwin D. Young, Gennadi Bersuker

Recently, much effort has been spent trying to relate NBTI observations to real circuit impacts. While many of these efforts rely on circuit simulation to...

Influence of Flame Characteristics on Gas- Phase Fire Retardant Effectiveness

May 30, 2014

Author(s)

Gregory T. Linteris, Nicolas Bouvet, Valeri I. Babushok, Fumiaki Takahashi, Viswanath R. Katta, Stanislav Stoliarov, Peter B. Sunderland

The presentation discusses the influence of flame characteristics on gas-phase fire retardant effectiveness. First, the action of super-effective agents in co...

Analysis of Protection Options for Virtualized Infrastructures in Infrastructure as a Service Cloud

May 29, 2014

Author(s)

Ramaswamy Chandramouli

Infrastructure as a Service (IaaS) is one of the three main cloud service types where the cloud consumer consumes a great variety of resources such as computing...

Ultra-short gates improve the performance of high-speed gated single photon avalanche diodes

May 28, 2014

Author(s)

Alessandro Restelli, Joshua C. Bienfang, Alan L. Migdall

We gate a InGaAs/InP single-photon avalanche diode with a narrow periodic gate obtained by summing a 1.25 GHz sinusoid with its second and third harmonic. The...

Ignition of Fine Fuels Exposed to Firebrand Showers

May 27, 2014

Author(s)

Samuel L. Manzello, Sayaka Suzuki, Junichi Suzuki, Koji Kagiya, Yoshihiko Hayashi

Wildland-Urban Interface (WUI) fires have caused significant destruction to communities throughout the world. WUI fires continue to burn in the USA; most...

Experimental Study of Firebrand Transport

May 27, 2014

Author(s)

Samuel L. Manzello, Kuibin Zhou, Sayaka Suzuki

The NIST Firebrand Generator (NIST Dragon) has been used to quantify the vulnerability of structures to ignition by firebrand attack. The Firebrand Generator is...

X-Ray Micro-Beam Diffraction Measurement of the Effect of Thermal Cycling on Stress in Cu TSV: A Comparative Study

May 26, 2014

Author(s)

Chukwudi A. Okoro, Lyle E. Levine, Yaw S. Obeng, Klaus Hummler, Ruqing Xu

Microelectronic devices are subjected to constantly varying temperature conditions during their operational lifetime, which can lead to their failure. In this...

Microsensors for Mars: Trace Analyte Detection in a Simulated Martian Environment

May 23, 2014

Author(s)

Kurt D. Benkstein, Phillip H. Rogers, Christopher B. Montgomery, C. Jin, Baranidharan Raman, Stephen Semancik

Chemiresistive microsensor arrays are being developed and tested in a simulated Martian environment. Target analyte species include trace small molecules that...

Polar codes in a QKD Environment

May 22, 2014

Author(s)

Anastase Nakassis, Alan Mink

Polar coding is the most recent encoding scheme in the quest for error correction codes that approaches the Shannon limit, has a simple structure, and admits...

Collapse of the Cross-spectral Function

May 22, 2014

Author(s)

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

Cross-spectral analysis is a mathematical tool for extracting the power spectral density of a correlated signal from two time series in the presence of...

Correlation Measurements between PM and AM Noise in Oscillators

May 22, 2014

Author(s)

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

We discuss techniques for measuring the correlation between phase modulated (PM) and amplitude modulated (AM) noise in an oscillator and report results of such...

Frequency Biases in a Cold-Atom Coherent Population Trapping Clock

May 22, 2014

Author(s)

Elizabeth A. Donley, Eric M. Blanshan, Francois-Xavier R. Esnault, John E. Kitching

A compact cold-atom clock based on coherent population trapping (CPT) has been developed. The clock typically demonstrates a short-term fractional frequency...

Traceability for Millimeter and Submillimeter-Wave Power Measurements

May 21, 2014

Author(s)

Ronald A. Ginley

The need for traceable power measurements above 110 GHz is well established for use in communications, spectral line investigation, molecular particle signature...

A Look at the Emissions of Three Low-Power Wireless Charging Devices

May 16, 2014

Author(s)

David R. Novotny

We examined the electromagnetic (EM) emissions of three commercially available systems that charge remote devices by use of inductive wireless power transfer...

Towards More Effective Spectrum Test

May 16, 2014

Author(s)

Alan D. Skillicorn, Michael H. Kelley, Thomas J. Taylor, Eric Nelson

In response to the Presidential Memorandum on Wireless Innovation and the recommendation of the Presidential Council of Advisors on Science and Technology...

Non-contact Conductance Measurement of Nanosize Objects using Reasonant Cavity

May 15, 2014

Author(s)

Jan Obrzut, Nathan D. Orloff, Oleg A. Kirillov

A cavity perturbation method is used to determine conductance of small volume nano-carbon materials. These are the building blocks of nanostructured materials...

Effectiveness of an in-duct electrostatic precipitator in nanoparticle removal with consideration of ozone emissions

May 15, 2014

Author(s)

Dong H. Rim, Dustin G. Poppendieck, Lance L. Wallace, Andrew K. Persily

Human exposure to ultrafine particles (UFP,

Precise Latency Measurement of Unidirectional-Data-Flow Network Equipment

May 14, 2014

Author(s)

I-Chun Chao, Kang B. Lee, Frederick M. Proctor, Chien-Chung Shen, Fan-Ren Chang

In regards to network performance measurements, many timing indices, such as latency, jitter, and one-way delay (OWD), are getting more attention because real...

Thermochromic Phase Transitions in VO2-based Thin Films for Energy-Saving Applications

May 14, 2014

Author(s)

Sara C. Barron, Justin M. Gorham, Martin L. Green

The thermochromic transition in vanadium dioxide has potential application as a smart energy-saving window coating, but the temperature of the transition must...

Metrology for 3D Integration

May 13, 2014

Author(s)

Richard A. Allen, Victor H. Vartanian, David T. Read, Winthrop A. Baylies

Three-dimensional stacked integrated circuit (3DS-IC) fabrication requires complex technologies such as high-aspect ratio through- silicon vias (TSVs), wafer...

Microwave-Based Metrology Platform Development: Application of Broad-Band RF Metrology to Integrated Circuit Reliability Analyses

May 12, 2014

Author(s)

Lin You, Chukwudi A. Okoro, Jungjoon Ahn, Joseph Kopanski, Yaw S. Obeng

In this paper we describe the development of a suite of techniques, based on the application of high frequency electromagnetic waves, to probe material and...

Plasmonic nanodome array fabricated on plastic as a dual-mode surface plasmon resonance and surface- enhanced Raman scattering sensor

May 12, 2014

Author(s)

Charles J. Choi, Stephen Semancik

Label-free optical sensors have recently emerged as a highly sensitive approach for detecting a broad range of chemical and biological analytes that include...

Nanomaterials-Enabled Photonic and Chemiresistive Sensing of Chemicals and Biochemicals

May 12, 2014

Author(s)

Charles J. Choi, Kurt D. Benkstein, Phillip H. Rogers, Christopher B. Montgomery, Stephen Semancik

Contact events occurring between target species and surface sites on sensing materials initiate front-end interactions and subsequent transduction processes...

Scanning Probe Microscopes for Subsurface Imaging

May 11, 2014

Author(s)

Joseph J. Kopanski, Lin You, Jungjoon Ahn, Emily Hitz, Yaw S. Obeng

Scanning probe microscopes (SPMs) have some ability to image sub-surface structures. This paper describes the theoretical and practical basis for imaging metal...

Control Fusion for Safe Multi-robot Coordination

May 9, 2014

Author(s)

Roger V. Bostelman, Jeremy A. Marvel

Future smart manufacturing systems will include more complex coordination of mobile manipulators (e.g., robot arms mounted on mobile bases). The National...

Constitutive Modeling based on Evolutionary Multi-junctions of Dislocations

May 7, 2014

Author(s)

Minh-Son Pham, Adam A. Creuziger, Mark A. Iadicola, Timothy J. Foecke, A.D. Rollett

A latent hardening model based on the binary junction-induced hardening can effectively describe the plastic anisotropic response. However, this approach still...

NIST traceable measurements of radiance and luminance levels of night-vision-goggle test-instruments

May 7, 2014

Author(s)

George P. Eppeldauer, Vyacheslav B. Podobedov

In order to perform radiance and luminance level measurements of night-vision-goggle (NVG) test instruments, NIST developed new-generation transfer-standard...

FCGR of Pipeline Steels in Pressurized Hydrogen Gas: A Comparison of Cyclic Loading Rates

May 5, 2014

Author(s)

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

A gaseous hydrogen environment is believed to have a deleterious effect on the fatigue properties of steel. Furthermore, it is theorized that the slower the...

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