Institution: | 1. Department of Physics , Fatih University , Istanbul, Turkey;2. Department of Metallurgical and Material Science Engineering , Marmara University , Istanbul, Turkey anjumqur@gmail.com;4. Department of Metallurgical and Material Science Engineering , Marmara University , Istanbul, Turkey;5. Department of Chemical Engineering , Marmara University , Istanbul, Turkey;6. Department of Physics , M. S. University of Baroda , Vadodara, India |