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Conferences

Comparison of J-integral from single specimen SE(T) tests on API-5L X100 line pipe steel

June 21, 2015

Author(s)

Timothy S. Weeks, David Read

The clamped single-edge notched tension (SE(T)) specimen has seen increased use as a single-specimen testing scheme to determine tearing resistance curves in...

Small footprint nano-mechanical plasmonic phase modulators

June 21, 2015

Author(s)

Vladimir A. Aksyuk, Brian S. Dennis, Michael Haftel, David Czaplewski, Daniel Lopez, Girsh Blumberg

The authors recent Nature Photonics article titled Compact Nano-Mechanical Plasmonic Phase Modulators [1] is reviewed which reports a new phase modulation...

HIGH-Q ON-CHIP MICROWAVE RESONATOR FOR SENSITIVE PERMITTIVITY DETECTION IN NANOLITER VOLUMES

June 21, 2015

Author(s)

A Padilla, Alex Watson, Christopher L. Holloway, James Booth

This work presents the design, fabrication and characterization results for a thick film (6µm Cu), coplanar waveguide (CPW) resonator operating at 2.2GHz with a...

A high-concentration programmable solar simulator for testing multi-junction concentrator photovoltaics

June 19, 2015

Author(s)

Tasshi Dennis, Brent Fisher, Matt Meitl, John Wilson

We describe the design and operation of a spectrally programmable solar simulator capable of being concentrated to very high irradiance for the testing of multi...

Nanoelectronic Structural Information with Scanning Probe Microscopes

June 14, 2015

Author(s)

Joseph J. Kopanski, Lin You, Jungjoon Ahn, Yaw S. Obeng

Scanning probe microscope (SPM) based methods to obtain subsurface structural information about nano-structured materials are described. A test structure chip...

Taking Impact Metrics to the Next Level at the National Institute of Standards and Technology

June 14, 2015

Author(s)

Susan L. Makar, Amanda J. Malanowski

Only a few years ago, librarians in the Information Services Office (ISO) of the National Institute of Standards and Technology (NIST) were providing a single...

A Simulation Based Methodology of Assessing Environmental Sustainability and Productivity for Integrated Process and Production Plans

June 12, 2015

Author(s)

Qais Y. Hatim, Guodong Shao, Sudarsan Rachuri, Deogratias Kibira, Soundar Kumara

With the increasing attention directed to sustainable manufacturing, systematic methodologies and tools are needed for not only incorporating the traditional...

Virtual Fusion: State of the Art in Component Simulation/Emulation for Manufacturing

June 12, 2015

Author(s)

William S. Harrison, Frederick M. Proctor

Simulation is an indispensable part of design and analysis in a near infinite space of applications. Every day, simulation is applied to new problems as well as...

Statistical characterizations for tensile properties of co-polymer aramid fibers: loading rate effects

June 9, 2015

Author(s)

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

Structure-property relationships in bimodal polyethylene from indentation measurements

June 8, 2015

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...

A Fast Algorithm for Elastic Shape Distances Between Closed Planar Curves

June 8, 2015

Author(s)

Gunay Dogan, Javier Bernal, Robert C. Hagwood

Effective computational tools for shape analysis are needed in many areas of science and engineering. We address this and propose a fast algorithm to compute...

Hierarchical Wireless Network Design for Synchrophasor Communication in Distributed Generation Grid

June 8, 2015

Author(s)

Hamid Gharavi

There has been a growing interest in the deployment of Phasor Measurement Units (PMUs) in a Distributed Generation (DG) grid system. The main obstacle is the...

Enabling Smart Manufacturing Research and Development using a Product Lifecycle Test Bed

June 8, 2015

Author(s)

Moneer M. Helu, Thomas D. Hedberg

Smart manufacturing technologies require a cyber-physical infrastructure to collect and analyze data and information across the manufacturing enterprise. This...

Uncertainties of Digital Image Correlation Due to Pattern Degradation at Large Strain

June 8, 2015

Author(s)

Mark A. Iadicola

A method to measure the displacement uncertainty increase, due in part to pattern breakdown at large strains is described. The method is similar to rigid body...

Broadband frequency-dependent material property measurements with the atomic force microscope

June 8, 2015

Author(s)

Ryan B. Wagner, Jason P. Killgore

The atomic force microscope (AFM) is a widely utilized instrument for measuring nanometer-scale variations in mechanical properties. Most AFM techniques only...

Fundamental Requirements for Data Representations in Laser-based Powder Bed Fusion

June 8, 2015

Author(s)

Shaw C. Feng, Paul W. Witherell, Gaurav Ameta, Duck B. Kim

Additive Manufacturing (AM) processes intertwine aspects of many different engineering-related disciplines, such as powder material metrology, design, in-situ...

A Generalized Data-Driven Energy Prediction Model with Uncertainty for a Milling Machine Tool using Gaussian Process

June 8, 2015

Author(s)

Jinkyoo Park, Raunak Bhinge, Nishant Biswas, Amrita Srinivasan, Kincho H. Law, David Dornfeld, Moneer Helu, Sudarsan Rachuri

Using a machine learning approach, this study investigates the effects of machining parameters on the energy consumption of a milling machine tool, which would...

A Novel Compact Core Design for Beam Tube Research Reactors

June 7, 2015

Author(s)

Zeyun NMN Wu, Max Carlson, Robert E. Williams, Sean O'Kelly, J. Michael Rowe

Experimental and Numerical Investigation on the Effect of Cooling/Heating Rate on the Freeze-Thaw Behavior of Mortar Containing Deicing Salt Solution

June 3, 2015

Author(s)

Yaghoob Farnam, Hadi S. Esmaeeli, Dale P. Bentz, Pablo Zavattieri, Jason Weiss

In North America, some concrete pavements and sidewalks have shown severe damage during freezing. Research has been performed to better understand the cause of...

Nanometer level sampling and control of a scanning electron microscope

June 2, 2015

Author(s)

Bradley N. Damazo, Andras Vladar, Olivier M. Marie-Rose, John A. Kramar

The National Institute of Standards and Technology (NIST) is developing a specialized, metrology scanning electron microscope (SEM), having a metrology sample...

Systematic Examination of Ring Resonator Structures for Temerpature Sensing Applications

June 1, 2015

Author(s)

Nikolai N. Klimov, Zeeshan Ahmed

In recent years silicon photonic devices have emerged as a powerful tool for devleop novel, sensitivity sensors. In a recent study we systematically examined...

110 Labs in Worlds Largest Interlaboratory Comparison of LED Test Labs improving testing competency to support market transformation

June 1, 2015

Author(s)

Yoshihiro Ohno, Koichi Nara, Peter Bennich, Michael Scholand, Nils Borg

The International Energy Agency (IEA) 4E Solid State Lighting Annex initiated a programme starting in 2011 looking at a global laboratory accreditation scheme...

Dynamic Tensile Behavior of a Quenched and Partitioned High Strength Steel using a Kolsky Bar

June 1, 2015

Author(s)

Steven P. Mates, Fadi Abu-Farha

Dynamic tension tests are performed on a quenched and partitioned high strength steel grade, QP980, using a direct tension Kolsky Bar method. In this method...

Dynamic 3D Visualizations of Complex Function Surfaces Using X3DOM and WebGL

June 1, 2015

Author(s)

Bonita V. Saunders, Brian Antonishek, Qiming Wang, Bruce R. Miller

In 1997 the National Institute of Standards and Technology (NIST) embarked on a huge project to replace one of the most cited resources for mathematical...

Applied Force-based Multi-Fingered Grasping and Manipulation Control

May 30, 2015

Author(s)

Karl Van Wyk

This work presents experimental results on a recently developed manipulation controller applied to a multi-fingered robotic hand to execute both grasping and...

Experimentally, How Does Cu TSV Diameter Influence its Stress State?

May 27, 2015

Author(s)

Chukwudi A. Okoro, Lyle E. Levine, Yaw S. Obeng, Ruqing Xu

In this work, an experimental study of the influence of Cu through-silicon via (TSV) diameter on stress build up was performed using synchrotron-based X-ray...

Electrochemical Studies of Anion Transport As a Function of Nafion Layer Thickness

May 27, 2015

Author(s)

Indira Sriram, Kavita M. Jeerage

Please see attached

Radio Channel Sounders for Modeling Mobile Communications at 28 GHz, 60 GHz and 83 GHz

May 27, 2015

Author(s)

Peter B. Papazian, Kate Remley, Camillo Gentile, Nada T. Golmie

NIST has developed a new channel sounder design specifically to support radio-channel model development for 5G millimeter-wave mobile communications. Design...

EVALUATION OF PRODUCT AUTHENTICATION TECHNOLOGIES: A DETAILED EVALUATION OF THE CURRENT AND EMERGING TECHNOLOGIES

May 25, 2015

Author(s)

Yaw S. Obeng

Product authentication is a critical capability for all supply chains in todays globalized world. Manufacturers, distributors, retailers and customers of all...

UWB Signal Processing: Projection, B-Splines, and Modified Gegenbauer Bases

May 25, 2015

Author(s)

Howard S. Cohl, Stephen D. Casey

Ultra-wide band (UWB) systems require either rapidly changing or very high sampling rates. Conventional analog-to-digital devices have limited dynamic range. We...

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