Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Conferences

Synthesis and characterization of model crosslinked polyamide films for water purification

June 24, 2012

Author(s)

Peter M. Johnson, Edwin Chan, Jun Y. Chung, Junghyun Lee, Christopher Stafford

Reverse osmosis (RO) and nanofiltration (NF) membranes are comprised of a dense active layer supported by a porous support. Commercial active layer are highly...

Establishing Traceability of an Electronic Calibration Unit Using the NIST Microwave Uncertainty Framework

June 22, 2012

Author(s)

Jeffrey A. Jargon, Dylan F. Williams, Thomas M. Wallis, Denis X. LeGolvan, Paul D. Hale

We present a method for providing traceability to a commercial electronic calibration unit for vector network analyzers by characterizing its scattering...

TESTING LONG-WAVELENGTH ACOUSTIC FLOWMETER CONCEPTS FOR FLUE GAS FLOWS

June 22, 2012

Author(s)

Lee J. Gorny, Keith A. Gillis, Michael R. Moldover

As a part of NISTs program to standardize measurements of greenhouse gas emissions, we are developing a long-wavelength acoustic flowmeter (LWAF) for accurate...

Quantitative evaluation of digital image correlation as applied to large-scale gusset plate experiments

June 21, 2012

Author(s)

Mark A. Iadicola, Robert S. Zobel, Justin M. Ocel

As part of the National Cooperative Highway Research Project 12-84 "Guidelines for the Load and Resistance Factor Design and Rating of Gusset-Plate Connections...

Improved Nozzle Manifold for Gas Flow Calibrations

June 20, 2012

Author(s)

Aaron N. Johnson, Chunhui Li, John D. Wright, Gina M. Kline, Christopher J. Crowley

We developed a new nozzle manifold that reduced the uncertainty of flow calibrations from 0.09 % to as low as 0.074 % for flows of air up to 0.84 kg/s (43 000 L...

Tests of the Extended Lee Model Using Three Different Turbine Meters

June 20, 2012

Author(s)

Jodie G. Pope, John D. Wright, Sherry D. Sheckels

We report additional tests of our extended Lee model for calibrating turbine meters. The model accounts for 1) Reynolds number (Re) dependent drag and lift, 2...

Tools and Approaches for the Assessment of Nanomaterial Induced Oxidative DNA Damage

June 20, 2012

Author(s)

Elijah J. Petersen, Bryce J. Marquis, Pawel Jaruga, M Miral Dizdar, Bryant C. Nelson

Hyphenated mass spectrometry techniques have been employed as one of the primary analytical tools for investigating the effects of ionizing radiation, chemical...

USARSim/ROS: A Combined Framework for Robotic Control and Simulation

June 20, 2012

Author(s)

Stephen B. Balakirsky, Zeid Kootbally

The Robot Operating System (ROS) has been steadily gaining popularity among robotics researchers as an open source framework for robot control. The Unified...

Airspeed Calibration Services: Laser Doppler Anemometer Calibration and Its Uncertainty

June 20, 2012

Author(s)

Iosif I. Shinder, Michael R. Moldover, J. M. Hall, Mike Duncan, Joe Keck

The National Institute of Standards and Technology (NIST) and the Oak Ridge National Laboratory (ORNL) are improving their airspeed calibration services. Both...

Uptake and Elimination Behaviors of Polyethyleneimine (PEI)-Coated Multi-Walled Carbon Nanotubes by Eisenia foetida and Daphnia magna

June 20, 2012

Author(s)

Elijah J. Petersen

Determining the effects of various surface coatings on carbon nanotubes (CNTs) is critical given the numerous expected applications of CNTs and their inevitable...

Large Stroke Electrostatic Comb-Drive Actuators Based on a Novel Flexure Mechanism

June 20, 2012

Author(s)

Mohammad Olfatnia, Siddharth Sood, Jason J. Gorman, Shorya Awtar

This paper reports in-plane electrostatic comb-drive actuators with stroke as large as 245 µm, achieved by employing a novel Clamped Paired Double Parallelogram...

Verification and Validation Process of a Fire Model

June 18, 2012

Author(s)

Kevin B. McGrattan, Simo A. Hostikka

Fire simulation tools are used frequently in the fire safety assessment of nuclear and other industrial installations. They are also used in the context of...

A THERMODYNAMIC ANALYSIS OF REFRIGERANTS. I. THERMODYNAMIC LIMITS OF THE VAPOR COMPRESSION CYCLE

June 18, 2012

Author(s)

Piotr A. Domanski, J S. Brown, Jae H. Heo, Janusz Wojtusiak, Mark O. McLinden

This paper explores the thermodynamic performance limits of the vapor compression cycle. In particular, we apply evolutionary algorithms to explore the...

Fabrication of Microelectrodes on Polyester Membranes for Dielectrophoretic Cell Capture

June 18, 2012

Author(s)

Conni Hanke, Petra S. Dittrich, Darwin Reyes-Hernandez

We present a new system for cell capturing on permeable polyester (PET) membranes using dielectrophoretic forces. For the first time gold microelectrodes were...

A New Convexity Measurement for 3D Meshes

June 16, 2012

Author(s)

Afzal A. Godil, Zhouhui Lian

This paper presents a novel convexity measurement for 3D meshes. The new convexity measure is calculated by minimizing the ratio of the summed area of valid...

A COMPUTER AIDED SYSTEM FOR SUSTAINABILITY ANALYSIS FOR DIE-CASTING PROCESS

June 15, 2012

Author(s)

Jatinder Madan, Mahesh Mani, Princepal Singh, Amrik Singh

Currently available sustainability analysis systems for the die-casting process primarily depend on the material properties and do not account for process...

Technology Readiness Levels for Randomized Bin Picking

June 13, 2012

Author(s)

Jeremy A. Marvel, Roger D. Eastman, Geraldine S. Cheok, Kamel S. Saidi, Tsai Hong Hong, Elena R. Messina

A proposal for the utilization of Technology Readiness Levels to the application of unstructured bin picking is discussed. A special session was held during the...

Piezoelectric Shaker Developments for Calibration of Accelerometers at Extended Frequencies

June 13, 2012

Author(s)

Beverly F. Payne, David J. Evans

Piezoelectric shakers are well suited to generate motion suitable for use with laser interferometric methods at frequencies of 3 kHz and above. One advantage of...

Physical Model for Random Telegraph Noise Amplitudes and Implications

June 12, 2012

Author(s)

Richard G. Southwick, Kin P. Cheung, Jason P. Campbell, Serghei Drozdov, Jason T. Ryan, John S. Suehle, Anthony Oates

Random Telegraph Noise (RTN) has been shown to surpass random dopant fluctuations as a cause for decananometer device variability, through the measurement of a...

Tensile behavior of single PPTA fibers measured by the Kolsky bar using the direct fiber clamping method

June 11, 2012

Author(s)

Jae Hyun Kim, Nathanael A. Heckert, Stefan D. Leigh, Haruki Kobayashi, Walter G. McDonough, Richard L. Rhorer, Kirk D. Rice, Gale A. Holmes

The Kolsky bar test has been widely used in measuring material behavior under high strain rate conditions. In particular, this methodology has been used to...

High Confidence Level Calibration for AFM Based Fracture Testing of Nanobeams

June 11, 2012

Author(s)

Scott Grutzik, Richard S. Gates, Yvonne B. Gerbig, Robert F. Cook, Melissa Hines, Alan Zehnder

When designing micro- or nanoelectromechanical systems, (MEMS and NEMS), it is important to consider whether structural elements will withstand loads...

Simulation-based Approaches to Studying Effectiveness of Moving-Target Network Defense

June 11, 2012

Author(s)

Rui Zhuang, Su Zhang, Scott DeLoach, Xinming Ou, Anoop Singhal

Moving-target defense has been hypothesized as a potential game changer in cyber defense, including that for computer networks. However there has been little...

Channel Length-Dependent Series Resistance?

June 10, 2012

Author(s)

Jason P. Campbell, Kin P. Cheung, Serghei Drozdov, Richard G. Southwick, Jason T. Ryan, Tony Oates, John S. Suehle

A recently developed series resistance (RSD) extraction procedure from a single nanoscale device is shown to be highly robust. Despite these virtues, the...

A Low-Complexity Tree-Search Algorithm to Decode Diversity-Oriented Block Codes with Inter-Symbol Interference

June 10, 2012

Author(s)

Hamid Gharavi

In order to contain a differential propagation delay in a block based cooperative MIMO system, a guard interval can be inserted to mitigate the effect of inter...

Integration of MTConnect and Standard-based Sensor Networks for Manufacturing Equipment Monitoring

June 8, 2012

Author(s)

Kang B. Lee, Yuyin Song, Peter S. Gu

MTConnect is an open and extensible protocol designed for the exchange of data between shop floor devices and software applications. MTConnect allows...

Analysis of Orthogonal Cutting Experiments Using Diamond-Coated Tools with Force and Temperature Measurements

June 8, 2012

Author(s)

Robert W. Ivester, Eric P. Whitenton, Jill Hershman, Kevin Chou, Qiang Wu

Two dimensional (2D) orthogonal cutting experiments using diamond-coated tools were conducted with forces and tool-tip temperatures measured by dynamometry and...

Detection of Cutting Phenomena Using Sensor Fusion

June 8, 2012

Author(s)

John A. Slotwinski, Gregory W. Vogl, Robert W. Ivester, Ian Younker

This paper presents an investigation of the application of a suite of sensors for simultaneous in-situ measurements of machining processes. While not every...

Mechanical Properties of High Strength Fibers Used in Soft Body Armors

June 8, 2012

Author(s)

Haruki Kobayashi, Jae H. Kim, Walter G. McDonough, Amanda L. Forster, Kirk D. Rice, Ryuichi Akiyama, Katsufumi Tanaka, Gale A. Holmes

Assessing the Effect of Inconsistent Assessors on Summarization Evaluation

June 8, 2012

Author(s)

Karolina K. Owczarzak, Peter Rankel, Hoa T. Dang, John M. Conroy

We investigate the consistency of human assessors involved in summarization evaluation to understand its effect on system ranking and automatic evaluation...

Synthesis of Manufacturing and Facility Data for Sustainability Analysis

June 8, 2012

Author(s)

John L. Michaloski, Guodong Shao, Swee K. Leong, Frank H. Riddick, Jonatan Berglund, Jorge Arinez, Stephan Biller

This paper discusses data synthesis of production and facility knowledge for sustainability analysis by applying the ISA 95 "Activity Models of Manufacturing...

Was this page helpful?