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Displaying 2901 - 2925 of 4212

Objective measurement and characterization of scratch standards

March 1, 1983
Author(s)
M. Young
The manufacture of scratch standards for use with MIL-0-13830A has been hampered by the lack of an objective measurement technique, The U.S. National Bureau of Standards has therefore undertaken a comprehensive program to provide quantitative measurements

Human Use Conditions in Fatigue of Intravenous Leads Used in Cardiac Implanted Electronic Devices

July 3, 2025
Author(s)
Timothy Quinn, Charles Swerdlow, Lucas Koepke, James Dawson, Nicki Mara, Jason Santelli, Diane Muff, Jordan Savela, Alex Felber, Michael Friedrich, Jens Rump, Torsten Luther, Jake Benzing, Michael Peterson, Mohit Chawla, Stanislav Weiner, Byron Colley III, Jonathan Piccini
Background: Transvenous lead conductors are subject to fatigue fracture from repetitive bending stresses, which are proportional to alternating curvature. Knowledge of the stresses on implanted leads (fatigue environment) is a prerequisite for developing a

Cellulose Nanomaterials: Nanocomposite Imaging using FRET

June 19, 2013
Author(s)
Jeffrey W. Gilman, Mauro Zammarano, Iulia A. Sacui, Jeremiah Woodcock
… several pilot plants and a number of commercial scale CNC manufacturing facilities have recently gone online worldwide … over many length scales, are needed to enable successful manufacturing and product development of cellulose …

Data Logger Thermometers for Vaccine Temperature Monitoring

November 23, 2012
Author(s)
Michal J. Chojnacky
Complete and accurate records of vaccine temperature history are vital to preserving drug potency and patient safety, yet many vaccine providers do not use continuous temperature monitoring systems in their vaccine refrigerators. We evaluated the

Materials Challenges in Carbon Mitigation Technologies

April 24, 2012
Author(s)
Laura Espinal, Bryan D. Morreale
… that produce significant amount of CO2 include cement manufacturing, iron and steel production, gas and oil … reliable technology to be adopted by the power and product manufacturing industries. …

Methodology for Evaluating Candidate Geometric Reference Scaffolds

November 1, 2007
Author(s)
Joy P. Dunkers, Stefan D. Leigh, David Dean, M Cooke, Richard Ketcham, Marcus T. Cicerone
The motivation for the work is to rank candidate reference scaffolds by quality metrics in a systematic and quantitative manner by screening several microstructural descriptors of importance. We chose total pore volume, pore volume distribution, and pore

Economic Analysis of Residential Fire Sprinkler Systems

December 1, 2005
Author(s)
Daniel M. Madrzykowski, R P. Fleming
This report designs and applies a comparative life-cycle cost analysis on two basic types of sprinkler system designs allowed by NFPA 13D a stand-alone residential sprinkler system and a multipurpose system using a network design. The life-cycle costs of
Displaying 2901 - 2925 of 4212
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