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Conferences

Development of a 4 K Stirling-Type Pulse Tube Cryocooler for a Mobile Terahertz Detection System

June 28, 2009

Author(s)

Peter E. Bradley, Eyal Gerecht, Ray Radebaugh, Isaac Garaway

We discuss in this paper the design and development of a 4 K Stirling-type pulse tube cryocooler for a mobile terahertz detection system. This system integrates...

Optimization Calculations for a 30 HZ, 4 K Regenerator with Helium-3 Working Fluid

June 28, 2009

Author(s)

Ray Radebaugh, Yonghua Huang, Agnes A. O'Gallagher, John M. Gary

The NIST numerical software, REGEN3.3, which incorporates both He-4 and He-3 properties, was used to calculate the losses and second law efficiencies of 4 K...

Steep Subthreshold Slope Nanowire FETs with Gate-Induced Schottky-Barrier Tunneling

June 24, 2009

Author(s)

Qiliang Li, Xiaoxiao Zhu, D. Ioannou, John S. Suehle, Curt A. Richter

Viscosity and Density of CuO Nanolubricant

June 23, 2009

Author(s)

Mark A. Kedzierski

This paper presents liquid kinematic viscosity and density measurements of a synthetic polyolester based copper (II) oxide (CuO) nanoparticle dispersion...

CYCLE D Version 4.0: Theoretical Vapor Compression Cycle Design Program

June 23, 2009

Author(s)

J S. Brown, Piotr A. Domanski

This paper presents Version 4.0 of the CYCLE_D: NIST Vapor Compression Cycle Design Program. The model can simulate a basic subcritical or transcritical...

Microfluidic Mixer for Polymer Melts

June 22, 2009

Author(s)

Doyoung Moon, Kalman D. Migler

We present a novel microfluidic mixer for high temperature polymer melts based on the platform of the Multi-sample Micro-slit Rheometer (MMR). The device is...

Atomic layer deposition enabled interconnect technology for vertical nanowire array devices

June 20, 2009

Author(s)

Myongjai Lee, Jen-Hau Cheng, Kristine A. Bertness, Norman Sanford, Dragos Seghete, Steven M. George, Y.C. Lee

We have demonstrated an atomic layer deposition (ALD) enabled interconnect technology for vertical, c-axis oriented gallium nitride (GaN) nanowire (NW, 5-10m...

Autonomous Migration with Admission Control for Mobiles Affected by Access Network Failures

June 18, 2009

Author(s)

David W. Griffith

The loss of a set of wireless network access resources causes every mobile user that is connected through the failed resources to perform an unanticipated hard...

Predicting Material In-Service Performance using the NIST SPHERE

June 17, 2009

Author(s)

Christopher C. White, Donald L. Hunston, Kar T. Tan

Selecting a polymeric material for an application exposed to outdoor weathering is a challenging task. The proper selection requires knowledge of the behavior...

Precision ranging LIDAR using femtosecond fiber lasers

June 17, 2009

Author(s)

Nathan R. Newbury, Ian R. Coddington, William C. Swann

We discuss a coherent laser radar that uses two coherent femtosecond fiber lasers to perform absolute ranging at long distance. One coherent femtosecond fiber...

AN ANALYTICAL SOLUTION FOR FLEXIBLE SUBSTRATES UNDERGOING SMALL EQUIBIAXIAL STRAINS

June 17, 2009

Author(s)

Martin Y. Chiang, Joy P. Dunkers

Cells can distinguish between different types of mechanical signals, such as stretch (tension), pressure (compression), and shear, to guide mechanosensitive...

An Introduction to Biometric-completeness: The Equivalence of Matching and Quality

June 16, 2009

Author(s)

P J. Phillips, J. R. Beveridge

This paper introduces the concept of biometric-completeness. A problem is biometric-complete if solving the problem is equivalent to solving a biometric...

Arrays with double-stacked NbxSi1-x-Barrier Junctions for Use in Programmable Josephson Voltage Standards driven at 70 GHz

June 16, 2009

Author(s)

Franz Mueller, Ralf Behr, R. Wendisch, Johannes Kohlmann, Paul Dresselhaus, Samuel Benz

Double-stacked Nb junctions with NbxSi1-x barriers were inserted into previously successfully tested 1 V and 10 V designs for Programmable Josephson voltage...

Versatile co-sputtered Nb/NbxSi1-x/Nb Josephson junctions for Josephson voltage standards and high-speed superconducting digital electronics

June 16, 2009

Author(s)

David I. Olaya, Paul Dresselhaus, Samuel Benz

Josephson junctions that use co-sputtered amorphous Nb-Si barriers can be made with a wide variety of electrical properties depending on both the thickness of...

Niobium-silicide Junction technology for superconducting digital electronics

June 15, 2009

Author(s)

David I. Olaya, Paul D. Dresselhaus, Samuel P. Benz

Digital superconducting electronics (SCE), which allows for very low power consumption and fast switching speeds, are a promising technology to deliver ultra...

Fracture toughness measurement of thin nanoporous films on stiff substrates

June 15, 2009

Author(s)

Dylan Morris, Robert F. Cook

Nanoporous low-dielectric-constant films constitute a class of materials that are plagued by fracture concerns and are not amenable to traditional fracture...

Minutia Interoperability

June 15, 2009

Author(s)

Elham Tabassi

Many large scale identity management applications require storage and exchange of standardized minutiae templates. Minutia templates offer a more space efﬁcient...

A Measure of Product Sustainability Based on Triple Bottom Line

June 15, 2009

Author(s)

Prabir Sarkar, Sudarsan Rachuri, Hyo Won Suh, Kevin W. Lyons, Ram D. Sriram

Sustainable societies require the use of sustainable products. Sustainability is generally expressed in terms of Triple Bottom Line (TBL) - people, planet, and...

OntoSTEP: OWL-DL Ontology for STEP

June 15, 2009

Author(s)

Sylvere Krima, Raphael Barbau, Xenia Fiorentini, Sudarsan Rachuri, sebti foufou, Ram D. Sriram

The Standard for the Exchange of Product model data (STEP) [1] contains product information mainly related to geometry. The modeling language used to develop...

Development of Functionality-Based Conformance Classes for ISO 10303 Conformance Classes for Tolerancing Functionality

June 15, 2009

Author(s)

Mehmet Sarigecili, Roy Uptal, Sudarsan Rachuri, Ram D. Sriram

ISO 10303 which is STandard for the Exchange of Product model data (STEP) contains a large amount of extremely detailed information. There are no clear and easy...

Measuring Indoor Mobile Wireless Link Quality

June 14, 2009

Author(s)

Michael R. Souryal

This paper investigates methods for link quality measurement of an indoor, time-varying wireless link. Link quality estimates are used for a number of higher...

A microfabricated photonic magnetometer

June 14, 2009

Author(s)

Jan Preusser, Svenja A. Knappe, Vladislav Gerginov, John E. Kitching

A system for sensing magnetic fields is proposed, composed of an array of passive microfabricated alkali atom sensor heads coupled to a control unit using only...

Practical Applications of Nonlinear Measurements

June 12, 2009

Author(s)

Catherine A. Remley

We discuss the limitations of vector network analyzers in the measurement of nonlinear devices and circuits, including their inability to measure the relative...

Improved Permittivity Measurement of Dielectric Substrates by use of the TE111 Mode of a Split-Cylinder Cavity

June 12, 2009

Author(s)

Michael D. Janezic, Uwe Arz, Shelley Begley, Phil Bartley

We use the split-cylinder cavity's TE111 resonant mode, in addition to the higher-order TE0np modes, to extend the frequency range over which one can make...

Backbone Construction for Heterogeneous Wireless Ad Hoc Networks

June 10, 2009

Author(s)

Yi Qian, Hui Guo, Nader Moayeri, Kejie Lu

In this paper, we propose a backbone construction scheme over heterogeneous ad hoc networks, where the network nodes have different characteristics such as...

Atmospheric Retention of Man-made CO₂ Emissions

June 8, 2009

Author(s)

Bert W. Rust

Rust and Thijsse have shown that global annual average temperature anomalies T(t i) vary linearly with atmospheric CO 2 concentrations c(t i). The c(t i) can be...

Frequency Measurements of Al+ and Hg+ Optical Standards

June 8, 2009

Author(s)

Wayne M. Itano, James C. Bergquist, Till P. Rosenband, David J. Wineland, David Hume, Chin-wen Chou, Steven R. Jefferts, Thomas P. Heavner, Tom Parker, Scott Diddams, Tara Fortier

Frequency standards based on narrow optical transitions in 27Al+ and 199Hg+ ions have been developed at NIST. Both standards have absolute reproducibilities of...

Service Oriented and Orchestrated Framework for Supply Chain Integration

June 8, 2009

Author(s)

Jack C.P. Cheng, Kincho H. Law, Albert T. Jones, Ram D. Sriram

Supply chain management integrates key business processes and facilities, involving end users and suppliers that provide products, services and information...

Integrated Broadband Lumped-Element Symmetrical-Hybrid N-way Power Dividers

June 7, 2009

Author(s)

Mike Elsbury, Paul D. Dresselhaus, Samuel P. Benz, Zoya Popovic

This paper presents a monolithically-integrated, broadband, lumped-element, symmetrical-hybrid power divider centered at 20 GHz which was designed and...

Test Tool for Industrial Ethernet Network Performance

June 5, 2009

Author(s)

James D. Gilsinn, Freemon Johnson

The number of devices that implement Ethernet interfaces on the factory floor is growing at an exponential rate along with the adoption of industrial-grade...

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