1. Physics Department, Faculty of ScienceAin Shams University Cairo Egypt
2. Electronics & Communications Department, Faculty of EngineeringHelwan University Cairo Egypt
3. Centre for Photonics and Smart MaterialsZewail City of Science and Technology, 6th of October City Egypt
4. Mathematics and Engineering Physics Department, Faculty of EngineeringMansoura University Mansoura Egypt
5. Electronics and Communication Engineering, Faculty of EngineeringMansoura University Mansoura Egypt