1. Electrical Engineering DepartmentCollege of EngineeringKing Saud UniversityP.O. Box 800Riyadh11421Saudi Arabia
2. KACST Technology Innovation Center in Radio frequency and Photonics for the e‐Society (RFTONICS)King Saud UniversityRiyadh11421Saudi Arabia
3. Prince Sultan Advanced Technologies Research InstituteKing Saud UniversityP.O. Box 800Riyadh11421Saudi Arabia
4. Department of Physics & AstronomyCollege of ScienceKing Saud UniversityP.O. Box 2455Riyadh11451Saudi Arabia
5. National Center for Applied PhysicsKing Abdulaziz City for Science and TechnologyRiyadh11442Saudi Arabia