1. Group of Mechanics, Materials & Structures (EA2617) Université de Reims Champagne Ardenne, Moulin de la House BP1039 51687 Reims Cedex2, France,
2. Group of Mechanics, Materials & Structures (EA2617) Université de Reims Champagne Ardenne, Moulin de la House BP1039 51687 Reims Cedex2, France