1. Materials Research Institute, Athlone Institute of Technology, Athlone, Ireland
2. Laboratoire de Mécanique, Surface, Matériaux Procédés (MSMP) – EA 7350, Arts et Metiers Institute of Technology, HESAM Université, Aix-en-Provence, France
3. Texas A&M Engineering Experiment Station (TEES), Texas A&M University, College Station, TX, USA