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Conferences

Graphene: Plane and Simple Electrical Metrology?

December 7, 2011

Author(s)

Randolph Elmquist, Felipe Hernandez-Marquez, Mariano Real, Tian T. Shen, David Newell, Colin J. Jacob, George R. Jones Jr.

The development of large-area graphene has direct application to electrical standards including the quantized Hall resistance because of unique characteristics...

Effects of Fire Suppressants on Ignition Characteristics of Propane-Air Mixtures

December 6, 2011

Author(s)

Gregory T. Linteris, Viswanath R. Katta, Fumiaki Takahashi, Harsha K. Chelliah, Oliver Meier

A numerical investigation is performed for understanding the ignition behaviors of CF3Br and R- 125 fire-suppressing agents in propane-air-agent mixtures. Two...

Versus: A Framework for General Content-Based Comparisons

December 5, 2011

Author(s)

Peter Bajcsy, Antoine Vandecreme, Benjamin J. Long, Paul Khouri Saba, Joe Chalfoun, Luigi Marini, Devin Bonnie, Rob Kooper, Michal Ondrejcek, Kenton McHenry

AbstractWe present a framework for the execution and dissemination of customizable content-based file comparison methods. Given digital objects such as files...

Determining Ignition Regime Maps of Building Materials Exposed to Continuous Wind-Driven Firebrand Showers

December 5, 2011

Author(s)

Samuel L. Manzello, Sayaka S. Suzuki

Firebrands are a major cause of structural ignition in urban fires in Japan and Wildland-Urban Interface (WUI) fires in the USA, yet little research has been...

A Software for Diffraction Stress Factor Calculations for Textured Materials

December 5, 2011

Author(s)

Thomas H. Gnaeupel-Herold

A software for the calculation of diffraction elastic constants (DEC) for materials both with and without preferred orientation was developed. All grain...

Firebrand Generation Data Obtained from a Full Scale Structure Burn

December 5, 2011

Author(s)

Sayaka S. Suzuki, Samuel Manzello

A full-scale, proof-of-concept experiment was conducted to investigate firebrand production from a burning structure. In this experiment, NIST researchers were...

Cooperative Self-Deployment Strategies in a Mobile Sensor Network with Prioritized Coverage Plan

December 1, 2011

Author(s)

Kamran Sayrafian

Efficient deployment strategies are proposed for a mobile sensor network, where the coverage priority of different points in the field is specified by a...

The New SI: The Role of CODATA

December 1, 2011

Author(s)

David B. Newell, Peter J. Mohr, Barry N. Taylor

The mission of the International Council for Science : Committee on Data for Science and Technology (CODATA ) is to strengthen international science for the...

Distributed Application of the Traffic Scheduling Technique for Smart Grid Advanced Metering Applications Using Multi-Gate Mesh Networks

December 1, 2011

Author(s)

Hamid Gharavi

In this paper, we present a multi-gate mesh network architecture that has been developed to ensure high performance and reliability under emergency conditions...

A Genetic Algorithm for Generating RF Circuit Models from Calibrated Broadband Measurements

December 1, 2011

Author(s)

Thomas M. Wallis

A genetic algorithm has been developed to generate circuit models from calibrated broadband measurements of coaxial and on-wafer devices under test (DUTs). The...

Objective Evaluation of Imager Performance

December 1, 2011

Author(s)

Francine K. Amon, Dennis D. Leber, Nicholas Paulter

We describe a method by which the evaluation and characterization of the performance of an imager can be done objectively and scientifically, that is, without...

Comparing VM-Placement Algorithms for On-Demand Clouds

November 29, 2011

Author(s)

Kevin L. Mills, James J. Filliben, Christopher E. Dabrowski

Much recent research has been devoted to investigating algorithms for allocating virtual machines (VMs) to physical machines (PMs) in infrastructure clouds...

On the Differential Security of Multivariate Public Key Cryptosystems

November 29, 2011

Author(s)

Daniel C. Smith-Tone

Since the discovery of an algorithm for factoring and computing discrete logarithms in polynomial time on a quantum computer, the cryptographic community has...

VM Leakage and Orphan Control in Open-Source Clouds

November 29, 2011

Author(s)

Christopher E. Dabrowski, Kevin L. Mills

Computer systems often exhibit degraded performance due to resource leakage caused by erroneous programming or malicious attacks, and computers can even crash...

Enhanced Spatial Resolution Electrical Scanning Probe Microscopy By Using Carbon Nanotube Terminated Tips

November 18, 2011

Author(s)

Joseph J. Kopanski, Ilona Sitnitsky, Victor H. Vartanian, Paul McClure, Vladimir Mancevski

Electrical scanning probe microscopes, such as the scanning capacitance microscope (SCM) for two dimensional dopant profiling, scanning Kelvin force microscope...

TSOM Method for Nanoelectronics Dimensional Metrology

November 18, 2011

Author(s)

Ravikiran Attota

Through-focus scanning optical microscopy (TSOM) is a relatively new method that transforms conventional optical microscopes into truly three-dimensional...

Evaluation of Proposed Test Artifacts for Five-Axis Machine Tools

November 18, 2011

Author(s)

Shawn P. Moylan, David Blumenfeld, Michael L. McGlauflin, Ronnie R. Fesperman Jr., M A. Donmez

Machining of a test artifact is an attractive method of evaluating the performance of a machine tool because the tests are often quick and do not require...

Ultra-Precision Linear Motion Metrology of a Commerically Available Linear Translation Stage

November 18, 2011

Author(s)

Ronnie R. Fesperman Jr., M A. Donmez, Shawn P. Moylan

Many new compact ultra-precision linear translation stages with exceptionally long ranges of motion on the order of tens of millimeters and positioning...

DEMONSTRATION OF AN INTEGRATED MICRO CRYOGENIC COOLER AND MINIATURE COMPRESSOR FOR COOLING TO 200 K

November 17, 2011

Author(s)

Ryan J. Lewis, Mu Hong Lin, Yunda Wang, Jill Cooper, Peter E. Bradley, Ray Radebaugh, Marcia L. Huber, Yung-Cheng Lee

Joule-Thompson (J-T) based micro cryogenic coolers (MCCs) are attractive because they can provide the cryogenic temperatures needed for small electronic devices...

Optimality Conditions for a Hierarchical Control Problem Governed by a PDE

November 15, 2011

Author(s)

Anthony J. Kearsley

We consider the approximate pointwise control of a linear parabolic system with multiple targets. Assuming a hierarchy among the objectives, we derive...

The Development of an Aerodynamic Shoe Sampling System

November 15, 2011

Author(s)

Matthew E. Staymates, Jessica M. Grandner, John G. Gillen, Stefan Lukow

In collaboration with the Transportation Security Laboratory, the National Institute of Standards and Technology has been developing a prototype shoe sampling...

NON-CONTACT DIMENSIONAL MEASUREMENTS OF BIPOLAR FUEL CELL PLATES

November 15, 2011

Author(s)

Balasubramanian Muralikrishnan, Wei Ren, Dennis S. Everett, Eric S. Stanfield, Theodore D. Doiron

Non-contact dimensional measurement of fuel cell plates is critical to the eventual rapid manufacture by supporting in-process measurement and control. This...

Microwave generation with low residual phase noise from a femtosecond fiber laser with an intracavity electro-optic modulator

November 14, 2011

Author(s)

William C. Swann, Esther Baumann, Fabrizio R. Giorgetta, Nathan R. Newbury

Low phase-noise microwave generation has previously been demonstrated using self-referenced frequency combs to divide down a low noise optical reference. We...

Improvements to A Transportable Atomic Fountain Laser system

November 14, 2011

Author(s)

Paul D. Kunz, Vladislav Gerginov, Thomas P. Heavner, Steven R. Jefferts

We are developing a transportable rubidium (Rb) atomic fountain frequency standard which uses independently phase-locked diode lasers for laser-cooling. At this...

Fundamental Limits of Optical Patterned Defect Metrology

November 14, 2011

Author(s)

Richard Silver, Bryan Barnes, Martin Sohn, Hui Zhou, Jing Qin

The semiconductor manufacturing industry is now facing serious challenges in achieving defect detection rates with acceptable throughput and accuracy. With...

Characterizing Dynamic Effects of Oscillator Power Cycling

November 14, 2011

Author(s)

David A. Howe, Danielle G. Lirette, Neil Ashby, Archita Hati, Craig W. Nelson

We create a measurement technique and metrics consistent with easy interpretation to be used in development of new oscillators specifically for applications in...

New Improved System for WWVB Broadcast

November 14, 2011

Author(s)

John P. Lowe, Matthew J. Deutch, Glenn K. Nelson, Douglas D. Sutton, William C. Yates, Peder Hansen, Oren Eliezer, Tom Jung, Stephen Morrison, Yingsi Liang, Dinesh Rajan, Sidharth Balasubramanian, Arun Ramasami, Waleed Khalil

The WWVB broadcast of the time-code signal has not undergone major changes in its communications protocol and modulation scheme since its introduction in 1963...

Synchronizing Computer Clocks by the Use of Kalman Filters

November 14, 2011

Author(s)

Judah Levine

The National Institute of Standards and Technology (NIST) currently operates 35 public network time servers that are located at many different sites in the...

Capacitive readout technique for studies of dissipation in GaN nanowire mechanical resonators

November 11, 2011

Author(s)

Kristine A. Bertness, Joshua R. Montague, Norman A. Sanford, Victor Bright, Charles T. Rogers

A variable-temperature, homodyne reflectometry measurement technique for detecting nanoscale mechanical motion has recently been developed. We have extended...

A Polyimide Micro Heat Exchanger With a Suspended 3D Parallel Channel Structure for Cryogenic Application

November 11, 2011

Author(s)

Yunda Wang, Ryan J. Lewis, Mu Hong Lin, Yiwei Yan, Ray Radebaugh, Peter E. Bradley, Yung-Cheng Lee

A heat exchanger (HX) plays an important role in many cryogenic systems. This paper demonstrates a fully integrated fabrication process to make a novel...

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