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Displaying 32276 - 32300 of 74066

Effect of Surface Properties on Wrinkling of Ultrathin Films

January 1, 2007
Author(s)
Rui Huang, Christopher Stafford, B D. Vogt
Thin films bonded to compliant substrates often develop wrinkles when subjected to an applied or inherent compressive stress. This paper presents a bilayer model to account for surface effects on the wrinkling of ultrathin solid films. Assuming a surface

Effects of DCPA Nano-Particle Filler Level on Ca-and-PO 4- Releasing Dental Composites

January 1, 2007
Author(s)
Hockin D. Xu, Michael Weir, Limin Sun, S. Takagi, Laurence C. Chow
Dicalcium phosphate anhydrous (DCPA) nano-particles were recently synthesized. The objective of this study was to investigate the effects of filler level on composite mechanical properties and Ca and PO4 release. Nano DCPA and whiskers were used at DCPA

Electromagnetics Division: Programs, Activities, and Accomplishments

January 1, 2007
Author(s)
Ronald B. Goldfarb
The Electromagnetics Division is a critical national resource for a wide range of customers. U.S. industry is the primary customer both for the division's measurement services and for technical support on the test and measurement methodology necessary for
Displaying 32276 - 32300 of 74066