1. Department of Metallurgy and Materials Engineering, Faculty of Technology, Firat University, Üniversite Mahallesi, 23119 Elazig, Turkey
2. Department of Metallurgy and Materials Engineering, Faculty of Engineering, Munzur University, Aktuluk Kampüsü, 62000 Merkez, Tunceli, Turkey
3. Department of Metallurgy and Materials Engineering, Faculty of Engineering, Mersin University, Çiftlikköy Kampüsü 33343 Yenişsehir, Mersin, Turkey Ü
4. Department of Physics, Faculty of Science, Firat University, Üniversite Mahallesi, 23119 Elazig, Turkey