1. Department of Electrical and Electronics Engineering; Yasar University; Izmir Turkey
2. Institute of Nuclear Sciences; Ege University; Izmir Turkey
3. Centre for Energy Research; HAS; Budapest Hungary
4. Institute of Electron Physics; NASU; Uzhgorod Ukraine
5. Physics Department; Jazan University; Jazan Saudi Arabia
6. Department of Physics; Celal Bayar University; Muradiye-Manisa Turkey