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TECHNICAL PAPERS

Implementation of a Viscoplastic Model for a Plasma Sprayed Ceramic Thermal Barrier Coating

[+] Author and Article Information
Wangang Xie, Kevin P. Walker, Eric H. Jordan, Maurice Gell

University of Connecticut, Storrs, CT 06268

J. Eng. Mater. Technol 125(2), 200-207 (Apr 04, 2003) (8 pages) doi:10.1115/1.1562952 History: Received August 07, 2000; Revised October 30, 2002; Online April 04, 2003
Copyright © 2003 by ASME
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References

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Figures

Grahic Jump Location
Variation of the volumetric strain versus the axial strain for c1*=−c1/2 and c1*=−c1/10
Grahic Jump Location
Variation of the volumetric strain vs. the axial strain for an associated flow law with c1*=−c1=−1/(3ρτc)
Grahic Jump Location
Strain rate dependence of the ceramic at 1204°C (2200°F)
Grahic Jump Location
Compression creep test at 1204°C (2200°F)
Grahic Jump Location
Tension and compression test at 1204°C (2200°F)
Grahic Jump Location
Shape of the pyramidal yield surfaces when projected onto the τ11–τ22 stress plane
Grahic Jump Location
View of the base of the pyramidal yield surface in the Haigh-Westergard principal stress space

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