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Conferences

650 GHz bistatic scattering measurements on human skin

June 9, 2014

Author(s)

Richard A. Chamberlin, Natalie P. Mujica-Schwahn, Erich N. Grossman

Many groups are developing submillimeter cameras that will be used to screen human subjects for improvised explosive devices (IEDs) and other threat items...

Passive 670 GHz imaging with uncooled low-noise HEMT amplifiers coupled to zero-bias diodes

June 9, 2014

Author(s)

Erich N. Grossman, K Leong, X. B. Mei, W. R. Deal

We discuss the application of recently developed 670 GHz low-noise amplifiers based on InP HEMTs to passive indoor imaging. Packaged LNAs were integrated with...

Electron beam induced current in photovoltaics with high recombination

June 8, 2014

Author(s)

Paul M. Haney, Heayoung Yoon, Nikolai B. Zhitenev

An Arbitrarily Programmable Solar Simulator Based on a Liquid Crystal Spatial Light Modulator

June 8, 2014

Author(s)

Tasshi Dennis

We describe the design, operation, and application of a programmable super-continuum solar simulator which incorporates a liquid crystal spatial light modulator...

Characterizing a Noninsertable Directional Device Using the NIST Uncertainty Framework

June 6, 2014

Author(s)

Jeffrey A. Jargon, Dylan F. Williams, Paul D. Hale, Michael D. Janezic

We characterize and provide uncertainties for a noninsertable, directional device over a frequency range of 90 to 100 GHz using the NIST Microwave Uncertainty...

Statistical characterization of single PPTA fiber tensile properties from high strain rate tests

June 5, 2014

Author(s)

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

Energy Control Paradigm for Compliance-Free Reliable Operation of RRAM

June 5, 2014

Author(s)

Pragya R. Shrestha, David M. Nminibapiel, Jihong Kim, Jason P. Campbell, Kin P. Cheung, Shweta Deora, G. Bersuker, Helmut Baumgart

We demonstrate reliable RRAM operation by controlling the forming energy via short voltage pulses (picosecond range) which eliminates the need for a current...

A collection and statistical analysis of skin reflectance signatures for inherent variability over the 250 nm to 2500 nm spectral range

June 4, 2014

Author(s)

P. Yvonne Barnes, Benjamin K. Tsai, David W. Allen

The spectral reflectance signature of human skin provides opportunities to advance observations ranging from medical treatment to security applications. In this...

Resource Allocation for Selection Decisions with Measurement Uncertainty

June 3, 2014

Author(s)

Dennis D. Leber, Jeffery W. Herrmann

Before selecting an alternative based on attribute values that have been determined through a measurement process that has error, a decision-maker can, in some...

Viscoelastic Characterization of Fusion Processing in Bimodal Polyethylene Blends

June 2, 2014

Author(s)

Aaron Forster, Wei-Lun Ho, Kar T. Tan, Donald Hunston

Polyethylene is an advantageous material for the construction of buried pipelines. It is corrosion resistant, seismic tolerant, and utilizes low cost...

Implementation of an Opportunistic Spectrum Access Scheme with Disruption QoS

June 2, 2014

Author(s)

Anirudha Sahoo

Opportunistic Spectrum Access (OSA) is one of the models proposed for Dynamic Spectrum Access (DSA). In OSA systems, it is important to restrict the...

Infrared Thermography of the Chip-Tool Interface through Transparent Cutting Tools

June 2, 2014

Author(s)

Thejas T. Menon, Viswanathan Madhavan

In-situ observation of the chip-tool interface has been carried out while machining Ti-6Al-4V. A low-noise camera sensitive to visible and near infrared (IR)...

Exposing Decking Assemblies to Continuous Wind-Driven Firebrand Showers

June 1, 2014

Author(s)

Samuel L. Manzello, Sayaka Suzuki

A series of experiments were conducted to examine potential vulnerabilities of wood decks to continuous, wind-driven firebrand showers. Sections of wood decks...

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...

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...

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...

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 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 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...

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...

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...

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...

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...

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