1. Department of Mechanical Engineering, DEM/PEM—Politecnica/COPPE, Federal University of Rio de Janeiro—UFRJ, Cidade Universitária, Caixa Postal: 68503, Rio de Janeiro, RJ 21941-972, Brazil e-mail:
2. Institute of Materials Science and Technology (INTEMA), University of Mar del Plata and National Research Council (CONICET), J. B. Justo 4302, Mar del Plata 7600, Argentina e-mail: