1. Sabuncuoğlu Şerefeddin Vocational School of Health Services, Amasya University, 05100 Amasya, Turkey
2. Department of Physics, Gazi University, 06500 Ankara, Turkey
3. Department of Physics, Faculty of Science, Selçuk University, Selçuklu, 42130 Konya, Turkey
4. Chemical Engineering Department, Konya Technical University, 42030 Konya, Turkey