1. Department of Physics,
Faculty
of Science and Art, Canakkale Onsekiz Mart University, Canakkale, 17100, Turkey
2. Department of Metallurgy, Faculty
of Engineering and Architecture, Izmir Katip Celebi University, Cigli, Izmir, 35620, Turkey
3. Department of Physics, Faculty
of Science and Art, Ondokuz Mayis University, Samsun, 55139, Turkey