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Conferences

Study on Noise Reduction in Up-conversion Single Photon Detectors

September 9, 2010

Author(s)

Lijun Ma, Oliver T. Slattery, Xiao Tang

Up-conversion single photon detector technology has been established as efficient for photons in near infrared range. However, its dark count rate is a major...

Narrow-Band Photon Pairs Generated from Spontaneous Parametric Down Conversion in a Bragg-Grating Enhanced Waveguide

September 9, 2010

Author(s)

Li Yan, Lijun Ma, Xiao Tang

We propose a new method to narrow the linewidth of photon pairs generated from spontaneous parametric down conversion (SPDC). The single structure device...

Effect of Moisture on Copolymer Fibers based on 5-amino-2-(p-aminophenyl)-benzimidazole.

September 6, 2010

Author(s)

Guillaume Messin, Amanda L. Forster, Kirk D. Rice, Michael A. Riley, Stephanie S. Watson

In recent years, there has been some concern in the soft body armor community that copolymer fibers based on 5-amino-2-(p-aminophenyl)-benzimidazole can release...

Metrological Compatibility and Statistical Consistency

September 5, 2010

Author(s)

Raghu N. Kacker, Ruediger Kessel, Klaus-Dieter Sommer, Xin Bian

The traditional concept of consistency in multiple evaluations of the same measurand is statistical. The statistical view of consistency does not match the...

PYRAMID MODEL BASED DOWN-SAMPLING FOR IMAGE INPAINTING

September 2, 2010

Author(s)

Hamid Gharavi

Image inpainting is a useful and powerful technique for automatically restoring or removing objects in films and damaged pictures. In the last ten years, many...

A Channel Propagation Model for the 700 MHz Band

September 1, 2010

Author(s)

Camillo A. Gentile, Nada T. Golmie, Catherine A. Remley, Christopher L. Holloway, William F. Young

Conversion from analog television in the United States combined with the appeal for broadband public safety communications is generating a lot of interest in...

FIRE PATTERN REPEATABILITY: A LABORATORY STUDY ON GYPSUM WALLBOARD

September 1, 2010

Author(s)

Daniel M. Madrzykowski, Charles Fleischmann

In 2009, the National Research Council (U.S) published a report identifying the research needs of the forensic science community. In the field of fire...

Mixture Proportioning Options for Improving High Volume Fly Ash Concretes

September 1, 2010

Author(s)

Dale P. Bentz, Chiara F. Ferraris, Max A. Peltz, John A. Winpigler

High volume fly ash (HVFA) concretes are one component of creating a more sustainable infrastructure. By replacing 50 % or more of the portland cement with fly...

LWA Absorption and Desorption: The Influence on the Microstructure and Transport Properties of Internally Cured Mortars

September 1, 2010

Author(s)

Javier Castro, Ryan Henkensiefken, Tommy Nantung, Dale P. Bentz, Jason Weiss

The increased propensity for shrinkage cracking in low water-to-cement ratio (w/c) concrete has resulted in the development of new methods that can reduce the...

X-Ray Spectroscopy of Highly Charged Ions in Laboratory and Astrophysical Plasmas

September 1, 2010

Author(s)

E. H. Silver, N Brickhouse, T. Lin, G X. Chen, K. Kirby, John D. Gillaspy, Joseph N. Tan, J M. Laming

This paper presents (1) new laboratory data on the x-ray spectra of He-like Ar XVII over a broad spectral range (300-3500 eV) at high resolution (2) the results...

Effect of 3D Hydogel Scaffold Modulus and Topology on Human Bone Marrow Stromal Cell Fate

September 1, 2010

Author(s)

Kaushik Chatterjee, Sheng Lin-Gibson, Sapun Parekh, Nicole M. Moore, Marcus T. Cicerone, marian F. young, Carl Simon Jr.

There is growing recognition that cells can sense and respond to the physical cues from their environment, such as stiffness, mechanical loading and topology...

Framework and Indicators for a Sustainable Manufacturing Mapping Methodology

August 31, 2010

Author(s)

Marja Paju, Juhani Heilala, Markku Hentula, Antti Heikkila, Bjorn Johansson, Swee K. Leong, Kevin W. Lyons

Increasing numbers of companies in the manufacturing industry have identified market potential for implementing sustainable and green manufacturing. Yet...

Efficient photon pair sources based on Silicon-on-Insulator microresonators

August 30, 2010

Author(s)

Jun Chen, Zachary H. Levine, Jingyun Fan, Alan L. Migdall

We present a general quantum-mechanical formalism to describe photon pair generation via four-wave mixing in a Silicon-on-Insulator (SOI) microresonator. We...

Towards Improved End-to-End System Efficiency of Photon Pair systems

August 30, 2010

Author(s)

Alexander E. Ling, Alan L. Migdall, Jingyun Fan

We report on our efforts in integrating a source and detection system of photon pairs that have a high end-to-end system efficiency. This requires combining...

Characterization of Two Spectrmeters in Support of the Landsat Data Continuity Mission

August 27, 2010

Author(s)

Bettye C. Johnson, Robert D. Saunders, Zhigang Li, Abra Fein, Lawrence Ong, Milton Hom, Robert Barnes, B L. Markham

The Landsat Data Continuity Mission (LDCM) project at the National Aeronautics and Space Administration (NASA)Goddard Space Flight Center (GSFC) is supervising...

The Pressure-Temperature Phase Diagram of URu₂Si₂ Under Hydrostatic Conditions

August 26, 2010

Author(s)

Nicholas P. Butch, Jason R. Jeffries, William J. Evans, Song Xue Chi, Juscelino Leao, Jeffrey W. Lynn, Stanislav V. Sinogeikin, James J. Hamlin, Diego A. Zocco, M. B. Maple

Measurement Needs in Sustainability and Materials Performance

August 24, 2010

Author(s)

Richard E. Ricker

Sustainability is an attractive approach to environmental stewardship because it recognizes the importance of continued profitability in maintaining the...

Practical Near-Collisions for Reduced Round Blake, Fugue, Hamsi and JH

August 23, 2010

Author(s)

Meltem Sonmez Turan, Erdener Uyan

A hash function is near-collision resistant, if it is hard to find two messages with hash values that differ in only small number of bits. In this study, we...

Specification of Attribute Relations for Access Control Policies and Constraints Using Policy Machine

August 23, 2010

Author(s)

Chung Tong Hu, David F. Ferraiolo, Serban I. Gavrila

Attribute relations in access control mechanisms or languages allow accurate and efficient specification of some popular access control models. However, most of...

A Flexible and Efficient Numerical Framework for Image Segmentation by Energy Minimization

August 22, 2010

Author(s)

Gunay Dogan

A widely used approach to image segmentation is to define corresponding segmentation energies and to compute shapes that are minimizers of these energies. In...

PHOTOPOLYMERIZED DIMETHACRYLATE POLYMERS CONTAINING IN SITU GENERATED SILVER NANOPARTICLES

August 21, 2010

Author(s)

Yajun Cheng, Xinran Zhang, Diana N. Zeiger, Nancy Lin, Joseph M. Antonucci, Sheng Lin-Gibson

Polymeric nanocomposites containing silver are known to exhibit antibacterial activity. Here we demonstrate the synthesis and characterization of dimethacrylate...

Cryogenic Fourier Transform Infrared Spectrometer from 4 to 20 Micrometers

August 20, 2010

Author(s)

Simon G. Kaplan, Solomon I. Woods, Timothy M. Jung, Adriaan C. Carter

We describe the design and performance of a cryogenic Fourier transform spectrometer (Cryo-FTS) operating at a temperature of approximately 15 K. The instrument...

Image specific error rate: A biometric performance metric

August 20, 2010

Author(s)

Elham Tabassi

Image-speciﬁc false match and false non-match error rates are deﬁned by inheriting concepts from the biometric zoo. These metrics support failure mode analyses...

NEW Scanning Electron Microscope Magnification Calibration Reference Material (RM) 8820

August 19, 2010

Author(s)

Michael T. Postek, Andras Vladar, William J. Keery, Michael Bishop, Benjamin Bunday, John Allgair

Reference Material 8820 (RM 8820) is a new scanning electron microscope calibration reference material for nanotechnology and nanomanufacturingtion recently...

MTCONNECT-BASED KAIZEN FOR MACHINE TOOL PROCESSES

August 18, 2010

Author(s)

Byeong Eon Lee, John L. Michaloski, Frederick M. Proctor, Sid Venkatesh, Nils Bengtsson

Kaizen is a part of Lean Manufacturing that focuses on the concept of continuous improvement to reduce waste. For implementing Kaizen on the factory floor...

Embedded Capacitive Displacement Sensor for Nanopositioning Applications

August 17, 2010

Author(s)

Svetlana Avramov-Zamurovic1, Nicholas Dagalakis, Rae Duk Lee, Yong Sik Kim, Jae M. Yoo, Seung H. Yang

The scale of nano objects requires very precise position determination. The state-of-the-art manipulators involve accurate nanometer positioning. This paper...

Indoor Air Quality in Sustainable, Energy Efficient Buildings

August 15, 2010

Author(s)

Andrew K. Persily, Steven J. Emmerich

Building designers, contractors, owners and managers have long been challenged with providing quality indoor environments at a reasonable energy cost. Current...

Broadband coherent spectroscopy in the near infrared using dual coherent frequency combs

August 15, 2010

Author(s)

Nathan R. Newbury, Ian R. Coddington, Esther Baumann, Fabrizio R. Giorgetta, William C. Swann, Alexander M. Zolot

Fiber-based frequency combs can provide broadband coherent light that enables new possibilities for high-accuracy, high-resolution broadband spectroscopy. We...

CT Measurements of SAP Voids in Concrete

August 15, 2010

Author(s)

Sara Laustsen, Dale P. Bentz, Marianne Hasholt, Ole M. Jensen

This paper describes how X-ray computed tomography (CT) scanning can be used to determine the void distribution in hardened concrete. Three different approaches...

Report on the NIST workshop of December 10, 2009: calibration strategies for bridging possible climate data gaps

August 12, 2010

Author(s)

Raju V. Datla, Joseph P. Rice, Catherine C. Cooksey, Kurtis J. Thome, Robert Barnes, Changyong Cao

A one day workshop was held on December 10, 2009 at the National Institute of Standards and Technology to address the issue of data gaps in the time series of...

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