Navegando por Autor "Alves Jr, C."
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Artigo Mössbauer effect study of a pleistocenic Brazilian fossil(Springer, 1991-11) Araújo, José Humberto de; Kunrath, J. I.; Costa Jr, M. I. da; Vasquez, A.; Alves Jr, C.; Oliveira, L. D. Dantas deSome preliminary Mössbauer effect results for a pleistocenic bone fossilized by mineralization process are presented. The presence of some iron-sulphur compounds permits to infer a correlation between the oxidation state of iron and the environmental conditions of fossilizationArtigo Nitriding in cathodic cage of stainless steel AISI 316: influence of sample position(Vacuum, 2009) Sousa, R. R. M. de; Araujo, F. O. de; Costa, J. A. P. da; Dumelow, T.; Oliveira, R. S. de; Alves Jr, C.