Affiliation: | 1. Postgraduate Program in Materials Engineering and Technology, Pontifical Catholic University of Rio Grande do Sul, Av. Ipiranga 6681, Predio 30, Porto Alegre, RS, 90619-900, Brazil 2. Faculty of Engineering, Pontifical Catholic University of Rio Grande do Sul, Av. Ipiranga 6681, Predio 30, Porto Alegre, RS, 90619-900, Brazil
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