6 resultados para heterogeneous nucleation

em University of Michigan


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Includes bibliographical references.

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Experimental evidence is presented which proves that voids formed during diffusion in brass are heterogeneously nucleated. The nuclei appear to be oxide particles, probably ZnO. When these are removed by re-melting, voids practically do not form upon subsequent dezincification. Brass which had been freed of void nucleation catalysts exhibited a considerably reduced tendency for grain boundary cracking during creep, and increased stress-rupture life.

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Prepared under Contract AT(04-3)-165 for the U.S. Atomic Energy Commission, San Francisco Operations Office.

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Prepared under Contract AT(04-3)-165 for the U.S. Atomic Energy Commission, San Francisco Operations Office.

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"Presented at the U.S.--Israeli Department-to-Ministry Seminar Program, Jerusalem, Israel, October 17-20, 1988."

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Mode of access: Internet.