1. Department of Material Science and Engineering, Faculty of Engineering, Çanakkale Onsekiz Mart University, TR-17100 Çanakkale, Turkey
2. Department of Electric and Energy, Canakkale Vocational School of Technical Sciences, Çanakkale Onsekiz Mart University, TR-17100 Çanakkale, Turkey
3. Department of Physics & Astronomy, Faculty of Science, Texas A&M University, College Station, TX, 77843-4242, USA