1. Technical Science Vocational High School, Gaziantep University, Gaziantep, Turkey
2. Department of Physics, Faculty of Arts and Sciences, Ondokuz Mayıs University, Kurupelit, Samsun, Turkey
3. Department of Chemistry, Faculty of Science, Firat University, Elazig, Turkey
4. Department of Chemistry, Faculty of Science, University of Karamanoglu Mehmet Bey, Karaman, Turkey