1. Department of Chemistry, Ankara University, 06100 Ankara, Turkey
2. Department of Chemistry, Dicle University, 21280, Diyarbakır, Turkey
3. Department of Biology, Gazi University, 06500 Ankara, Turkey
4. Department of Biology, Hacettepe University, 06800 Ankara, Turkey
5. Department of Physics, Hacettepe University, 06800 Ankara, Turkey