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Spinodal Decomposition in Fe-Cr-Co Alloys

Published online by Cambridge University Press:  21 February 2011

S. S. Brenner
Affiliation:
U. S. Steel Research Laboratory, Monroeville, PA 15146
P. P. Camus
Affiliation:
University of Pittsburgh, Pittsburgh, PA 15261
M. K. Miller
Affiliation:
U. S. Steel Research Laboratory, Monroeville, PA 15146
W. A. Soffa
Affiliation:
University of Pittsburgh, Pittsburgh, PA 15261
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Extract

Continuous phase separation or spinodal decomposition occurs within a miscibility gap through the selective amplification of long wavelength concentration waves to produce a two-phase modulated microstructure. To comprehensively study the formation of these modulated microstructures and the kinetics of continuous phase separation the behavior of the composition fluctuations in the decomposing material should be monitored directly. The atom probe field-ion microscope is an ideal instrument for this type of investigation of fine-scale microstructures because of its ultra-high spatial resolution and microchemical analysis capability.

Type
Research Article
Copyright
Copyright © Materials Research Society 1984

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References

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