Institution: | 1. Technical Science Vocational School, Gaziantep University, Gaziantep, Turkeyssibdemir@gmail.com sibeld@gantep.edu.tr;3. Department of Chemistry, Faculty of Science and Arts, Gaziantep University, Gaziantep, Turkey;4. Department of Physics, Faculty of Arts and Sciences, Ondokuz May?s University, Kurupelit-Samsun, Turkey |