1. Prof. M. R. Toroghinejad, E. Tolouei, Prof. F. Ashrafizadeh; Department of Materials Engineering; Isfahan University of Technology; Isfahan 84156-83111 Iran
2. Dr. H. Asgari, Prof. J. A. Szpunar; Department of Mechanical Engineering; University of Saskatchewan; Saskatoon SK S7N 5A9 Canada
3. Dr. H. Monajati Zadeh, Prof. P. Bocher; Mechanical Engineering Department; École de Technologie Supérieure (ÉTS); 1100 rue Notre-Dame Ouest; Montreal H3C 1K3 Québec Canada