[1] Gebze Tech Univ, Nanotechnol Res Ctr, Cayirova, Kocaeli, Turkey
[2] Rhein Westfal TH Aachen, Inst Phys Met & Met Phys, D-52056 Aachen, Germany
[3] Gebze Tech Univ, Mol Biol & Genet, Cayirova, Kocaeli, Turkey
[4] Meliksah Univ, Dept Mech Engn, Kayseri, Turkey