Publicação: Diffusion and interface controlled reactions in alpha-(Cu-Al-Ag) alloys
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Curso de graduação
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Elsevier B.V.
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Artigo
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Resumo
The isothermal kinetics of Ag precipitation was studied in Cu-Al-Ag alloys with concentrations ranging from 2 to 8 wt.%Al and 2 to 12 wt.%Ag, using scanning electron microscopy (SEM), X-ray energy dispersive spectroscopy (EDX) and microhardness measurements. The results indicated a change in the precipitates growing mechanism from diffusion to interface controlled process, probably due to a change in the nature of the interface with the Ag and Al enrichment of the precipitates. (C) 2006 Elsevier B.V. All rights reserved.
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metals and alloys, precipitation, diffusion, kinetics
Idioma
Inglês
Como citar
Journal of Alloys and Compounds. Lausanne: Elsevier B.V. Sa, v. 441, n. 1-2, p. 119-123, 2007.