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Conferences

Influence of molecular mass on the modulus of thin polystyrene films

March 21, 2010

Author(s)

Jessica M. Torres, Christopher Stafford, Bryan D. Vogt

In this work, we examine the influence of relative molecular mass (Mn, or the number average molecular mass) of PS on the thickness-dependent moduli using a...

Benchmarking and Standardization of Intelligent Robotic Systems

March 18, 2010

Author(s)

Rajmohan Madhavan, R Lakaemper, Tamas Kalmar-Nagy

From mundane and repetitive tasks to assisting first responders in saving lives of victims in disaster scenarios, robots are expected to play an important role...

NIST Sustainable Infrastructure Material Program

March 17, 2010

Author(s)

Jonathan W. Martin, Xiaohong Gu, Tinh Nguyen, Joannie Chin

NIST has initiated a research program for improving the quality of the data input for making economic sustainability assessments of polymeric infrastructure...

Improved Performance of an Automated Guided Vehicle by using a Smart Diagnostics Tool

March 17, 2010

Author(s)

Roger V. Bostelman, William P. Shackleford

The test bed for the Measurement Science Program at the National Institute of Standards and Technology (NIST) includes a robot arm on a rail, conveyers...

Reflective attenuators for high energy laser measurements

March 14, 2010

Author(s)

John H. Lehman, David J. Livigni, Christopher L. Cromer, Xiaoyu X. Li, Marla L. Dowell

A high-energy laser attenuator in the range of 250 mJ (20 nsec pulse width, 10 Hz repetition rate, 1064 nm, 1574 nm wavelengths) is described. The optical...

Interoperability Test of IEEE 1451.5 Standard-Based Wireless Sensors

March 13, 2010

Author(s)

Kang B. Lee, Yuyin Song

The Institute of Electrical and Electronics Engineers (IEEE) 1451 standard provides plug-and-play capability of smart transducers (sensors and actuators). Plug...

Uncertainties in Electron Probe Microanalysis

March 12, 2010

Author(s)

Ryna B. Marinenko, Stefan D. Leigh

This tutorial discusses the importance of citing valid uncertainties when reporting analytical results and the need for a universally accepted approach for...

Theta-like specimen to determine tensile strength at the micro-scale

March 10, 2010

Author(s)

Michael S. Gaither, Frank W. DelRio, Richard S. Gates, Edwin R. Fuller, Robert F. Cook

Micro- and nano-electromechanical systems are typically formed via lithographic and etching processes that leave residual surface features, stresses, and...

Grating-Enhanced Narrow-Band Spontaneous Parametric Down Conversion

March 10, 2010

Author(s)

Xiao Tang, Lijun Ma

We propose a new method to narrow the linewidth of entangled photons from spontaneous parametric down conversion incorporated with an internal Bragg grating. We...

A Knowledge Sharing Framework for Critical Infrastructure Modeling, Simulation, and Analysis

March 10, 2010

Author(s)

Sanjay Jain, Yung-Tsun Lee, Charles R. McLean, Charles W. Hutchings

Modeling and simulation tools and capabilities can enable understanding of the complex nature of interconnected critical infrastructure (CI) systems. For...

Effects of Surface Free Energy and Relative Humidity on Friction and Image Contrast Measured with Lateral Force Microscopy

March 3, 2010

Author(s)

Tinh Nguyen, Lijiang Chen, Xiaohong Gu

Effects of sample surface free energy (s) and relative humidity (RH) of the tip-sample environment on image contrast and friction characteristics measured with...

Water based Polyurethane Graphene Oxide Nanocomposites

March 3, 2010

Author(s)

Coralie Bernard, Tinh Nguyen, Bastien T. Pellegrin, Mat Celina, Alexander J. Shapiro, Deborah Jacobs, Kar T. Tan, Sungjin Park, R. S. Ruoff, Joannie W. Chin

Graphene oxides are potentially a new class of nanomaterial to enhance multifunctional properties of polymers because of their remarkable thermal conductivity...

Effect of Bandwidth and Numerical Aperture in Optical Scatterometry

March 1, 2010

Author(s)

Thomas A. Germer, Heather J. Patrick

We consider the effects of finite spectral bandwidth and numerical aperture in scatterometry measurements and discuss efficient integration methods based upon...

In-situ Kinetics Studies on Hydrogenation of Transition Metal (=Ti, Fe) Doped Mg Films

March 1, 2010

Author(s)

Zhuopeng Tan, Edwin J. Heilweil, Leonid A. Bendersky

In this paper we report on kinetics studies on growth rates of a hydride phase during metal-hydride phase transformation of Mg films doped with transition...

Thin film morphology of organic electronic materials

March 1, 2010

Author(s)

Xinran Zhang, Steven Hudson, Dean DeLongchamp, David J. Gundlach

Organic electronic materials are desired for low-cost printed circuits. As expected, the microstructure of these materials is crucial for their performance...

AN AUTOMATIC OVERLAP-BASED CELL TRACKING SYSTEM

February 26, 2010

Author(s)

Joe Chalfoun, Antonio Cardone, Alden A. Dima, Michael Halter, Daniel P. Allen

In order to facilitate the extraction of quantitative data from live cell image sets, automated image analysis methods are needed. This paper presents an...

An Interoperability Test System for IEEE 1451.5-802.11 Standard

February 25, 2010

Author(s)

Eugene Song, Kang B. Lee

Interoperability is the ability of systems or software applications to communicate with each other. Interoperability testing verifies that systems can work...

Interoperability for Simulation of Sustainable Manufacturing

February 24, 2010

Author(s)

Guodong Shao, Nils E. Bengtsson, Bjoern J. Johansson

Sustainability has become a very significant research topic, it impacts many different manufacturing industries. To achieve sustainable manufacturing, designing...

Geometric and Interfacial Effects on Viscoelastic Indentation of Confined Polymer Films

February 21, 2010

Author(s)

Peter M. Johnson, Christopher M. Stafford

The long-term performance and stability of composites made from renewable feedstocks will be strongly dependent on the inherent viscoelastic relaxation...

Little Things Mean a Lot: Water and the Adhesive Bond

February 21, 2010

Author(s)

Donald L. Hunston, Kar T. Tan, Bryan D. Vogt, Sushil K. Satija, Cyril Clerici, David E. White

The ability of water to dramatically weaken many types of adhesive bonds has been widely studied. One surprising result is the existence of a critical moisture...

Roles of Adhesive and Interfacial Properties on Humidity-induced Failure

February 21, 2010

Author(s)

Kar T. Tan, Christopher C. White, Donald L. Hunston, Kristen L. Steffens, Hatlee Timothy, Kristen Hamilton, Vogt D. Bryan

Adhesion loss due to moisture is a fundamental problem in a large diversity of industries ranging from microelectronics and automotive to aerospace. This study...

Cantilever Peel Measurements on Patterned Surfaces: Characterizing the Effect of Pattern Geometry and Void Space.

February 21, 2010

Author(s)

John A. Howarter, Edwin Chan, Christopher Stafford

Microstructural and hierarchical patterns are able to enhance the fracture toughness of adhesive interfaces. This phenomenon has been observed naturally in the...

Effect of chain architecture on the viscoelastic properties of polymer films measured via thermal wrinkling

February 21, 2010

Author(s)

Edwin Chan, Qinghuang Lin, Christopher Stafford

Although existing techniques can measure the viscoelastic properties of bulk polymers, few are available for measuring these properties in polymer thin films...

Performance Measures Framework for Unmanned Systems (PerMFUS): Initial Perspective

February 18, 2010

Author(s)

Hui-Min Huang, Elena R. Messina, Adam S. Jacoff

The performance of intelligent unmanned systems (UMS) must be able to be measured to ensure that they can meet the operational requirements. A generic framework...

Development Overview of Sustainable Manufacturing Metrics

February 18, 2010

Author(s)

Shaw C. Feng, Che B. Joung

The manufacturing industry is facing the challenge of measuring sustainability performance in a product s life cycle. Developing metrics for sustainable...

NETWORK-CENTRIC PRODUCT REALIZATION AND THE ROLE OF STANDARDS

February 18, 2010

Author(s)

Ram D. Sriram, Albert W. Jones, Mahesh Mani, Sudarsan Rachuri, Eswaran Subrahmanian

The early part of this millennium has witnessed the emergence of an Internet-based engineering marketplace. Here, engineers, designers, and manufacturers from...

Use of a spectrally-tunable source to explore improvement in chromatic contrast for illumination of tissues

February 11, 2010

Author(s)

Maritoni A. Litorja, Ben Ecker

Human vision by a clinical practitioner is often the first disease detection tool. Illumination for such procedures as endoscopy use broadband white light, with...

Concrete nanoscience and nanotechnology: Definitions and applications

February 10, 2010

Author(s)

Edward Garboczi

There are many improvements needed in concrete, especially for use in renewal and expansion of the world's infrastructure, e.g. increased durability, decreased...

Harnessing surface wrinkling to measure the viscoelastic properties of polymer films and coatings.

February 10, 2010

Author(s)

Edwin P. Chan, Kirt A. Page, Christopher M. Stafford

Utility Assessment in TRANSTAC: Using a set of complementary methods

February 8, 2010

Author(s)

Michelle P. Steves, Emile L. Morse

This paper describes the methods used during formative utility assessments for speech-to-speech, real-time translation systems intended for tactical use. The...

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