[1] German Jordanian Univ, Sch Nat Resources Engn & Management, POB 35247, Amman 11180, Jordan
[2] An Najah Natl Univ, Fac Engn & Informat Technol, Mech & Mechatron Engn Dept, POB 7, Nablus 00970, Palestine
[3] Univ Strasbourg, Univ Haute Alsace, Inst Mat Sci Mulhouse IS2M, CNRS,UMR 7361, F-68100 Mulhouse, France