A. A. Abojassim Department of Physics, Faculty of Science, University of Kufa, Al-Najaf, Iraq Iraq
D. J. Lawi Department of Laser and Optoelectronics Techniques Engineering, Engineering Technical Collage, Al-Furat Al-Awsat Technical University, Al-Najaf, Iraq Iraq
A. B. Hassan Department of Biology, Faculty of Science, University of Kufa, Al-Najaf, Iraq Iraq