1. Department of Applied Science, University of Québec at Chicoutimi, Saguenay, QC G7H 2B1, Canada
2. Arvida Research and Development Center, Rio Tinto Aluminum, Saguenay, QC G7S 4K8, Canada
3. Québec Metallurgy Centre, Trois-Rivières, QC G9A 5E1, Canada