All Stories

  1. Preparation and characterization of graphene-based fluorine doped tin dioxide thin films via spray pyrolysis technique

    Article • December 2023, De Gruyter

    Prof. Dr. Ehab K. I. Hamad

  2. Highly Efficient GaN Doherty Power Amplifier for N78 Sub-6 GHz Band 5G Applications

    Article • Electronics, September 2023, MDPI AG

    Prof. Dr. Ehab K. I. Hamad

  3. Video quality enhancement using different enhancement and dehazing techniques

    Article • Journal of Ambient Intelligence and Humanized Computing, August 2023, Springer Science + Business Media

    Prof. Dr. Ehab K. I. Hamad

  4. Video quality enhancement using dual-transmission-map dehazing

    Article • Multimedia Tools and Applications, July 2023, Springer Science + Business Media

    Prof. Dr. Ehab K. I. Hamad

  5. Defining Breast Tumor Location Using a Four-Element Wearable Circular UWB MIMO Antenna Array

    Article • Applied Sciences, July 2023, MDPI AG

    Prof. Dr. Ehab K. I. Hamad

  6. Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band

    Article • Bioengineering, February 2023, MDPI AG

    Prof. Dr. Ehab K. I. Hamad

  7. Programmable Beam-Steering Capabilities Based on Graphene Plasmonic THz MIMO Antenna via Reconfigurable Intelligent Surfaces (RIS) for IoT Applications

    Article • Electronics, December 2022, MDPI AG

    Prof. Dr. Ehab K. I. Hamad

  8. High-performance tri-band graphene plasmonic microstrip patch antenna using superstrate double-face metamaterial for THz communications

    Article • August 2022, De Gruyter

    Prof. Dr. Ehab K. I. Hamad

  9. MTM-Inspired Graphene-Based THz MIMO Antenna Configurations Using Characteristic Mode Analysis for 6G/IoT Applications

    Article • Electronics, July 2022, MDPI AG

    Dr Naser Ojaroudi Parchin, Prof. Dr. Ehab K. I. Hamad

  10. Performance analysis of double-face logarithmic spiral metamaterial superstrate for full enhancement of circularly polarized 5G spiral patch antenna investigated using characteristic mode analysis

    Article • International Journal of Microwave and Wireless Technologies, February 2022, Cambridge University Press

    Prof. Dr. Ehab K. I. Hamad

  11. Performance Evaluation of Channel Modeling and Path Loss Measurements for Wireless Communication Systems in Urban and Rural Territories. (Dept. E. Electronics)

    Article • MEJ Mansoura Engineering Journal, January 2022, Egypts Presidential Specialized Council for Education and Scientific Research

    Prof. Dr. Ehab K. I. Hamad

  12. Design of ultra-compact ISM band implantable patch antenna for bio-medical applications

    Article • International Journal of Microwave and Wireless Technologies, January 2022, Cambridge University Press

    Prof. Dr. Ehab K. I. Hamad

  13. Design of dual-band implanted patch antenna system for bio-medical applications

    Article • August 2021, De Gruyter

    Prof. Dr. Ehab K. I. Hamad

  14. Измерение и расчет коэффициента потерь распространения для наружных систем сотовой связи диапазона 3,5 ГГц

    Article • Известия высших учебных заведений Радиоэлектроника, May 2021, Kyiv Politechnic Institute

    Prof. Dr. Ehab K. I. Hamad

  15. Propagation Measurements and Calculation of Path Loss Exponent for Outdoor Cellular Communication Systems at 3.5 GHz

    Article • Radioelectronics and Communications Systems, May 2021, Allerton Press

    Prof. Dr. Ehab K. I. Hamad

  16. Tri-Band Slot-Loaded Microstrip Antenna for Internet of Things Applications

    Article • Advanced Electromagnetics, March 2021, Advanced Electromagnetics

    Prof. Dr. Ehab K. I. Hamad

  17. Developed channel propagation models and path loss measurements for wireless communication systems using regression analysis techniques

    Article • Bulletin of the National Research Centre, March 2021, Springer Science + Business Media

    Prof. Dr. Ehab K. I. Hamad

  18. Applying Characteristic Mode Analysis to Systematically Design of 5G Logarithmic Spiral MIMO Patch Antenna

    Article • IEEE Access, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  19. DESIGN OF COMPACT 4-PORT MIMO ANTENNA BASED ON MINKOWSKI FRACTAL SHAPE DGS FOR 5G APPLICATIONS

    Article • Progress In Electromagnetics Research C, January 2021, The Electromagnetics Academy

    Prof. Dr. Ehab K. I. Hamad

  20. Design and Implementation of UWB Slot-Loaded Printed Antenna for Microwave and Millimeter Wave Applications

    Article • IEEE Access, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  21. Isolation enhancement of 5G multiple‐input multiple‐output microstrip patch antenna using metamaterials and the theory of characteristic modes

    Article • International Journal of RF and Microwave Computer-Aided Engineering, September 2020, Wiley

    Prof. Dr. Ehab K. I. Hamad

  22. Performance of a Metamaterial-based 1×2 Microstrip Patch Antenna Array for Wireless Communications Examined by Characteristic Mode Analysis

    Article • Radioengineering, December 2019, Brno University of Technology

    Prof. Dr. Ehab K. I. Hamad

  23. Metamaterial superstrate microstrip patch antenna for 5G wireless communication based on the theory of characteristic modes

    Article • June 2019, De Gruyter

    Prof. Dr. Ehab K. I. Hamad, Ahmed Abdelaziz

  24. 60 GHz Rectangular Patch Antenna with Cavity Resonator for 5G Applications

    Article • June 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  25. Bandwidth Extension of Ultra-wideband Microstrip Antenna Using Metamaterial Double-side Planar Periodic Geometry

    Article • Radioengineering, April 2019, Brno University of Technology

    Prof. Dr. Ehab K. I. Hamad

  26. High Gain Microstrip Antenna for Tri-Band 5G Wireless Communications

    Article • Frequenz, January 2019, De Gruyter

    Ahmed Abdelaziz, Prof. Dr. Ehab K. I. Hamad

  27. Design of a Compact Dual-Band Microstrip Antenna Enabled by Complementary Split Ring Resonators for X-Band Applications

    Article • Advanced Electromagnetics, August 2018, Advanced Electromagnetics

    Prof. Dr. Ehab K. I. Hamad

  28. High gain triple band microstrip antenna based on metamaterial super lens for wireless communication applications

    Article • February 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  29. DESIGN OF MINIATURIZED AND HIGH ISOLATION METAMATERIAL-BASED MIMO ANTENNA FOR MOBILE TERMINALS

    Article • JES Journal of Engineering Sciences, November 2017, Egypts Presidential Specialized Council for Education and Scientific Research

    Prof. Dr. Ehab K. I. Hamad

  30. Compact Dual Band-Notched Characteristics UWB Antenna Using Nested G-Shaped Slots

    Article • International Journal on Communications Antenna and Propagation (IRECAP), August 2017, Praise Worthy Prize

    Prof. Dr. Ehab K. I. Hamad

  31. Compact Tri-Band Notched Characteristics UWB Antenna for WiMAX, WLAN and X-Band Applications

    Article • Advanced Electromagnetics, May 2017, Advanced Electromagnetics

    Prof. Dr. Ehab K. I. Hamad

  32. Complementary Split Ring Resonator Based Triple Band Microstrip Antenna for WLAN/WiMAX Applications

    Article • Radioengineering, April 2017, Brno University of Technology

    Prof. Dr. Ehab K. I. Hamad

  33. Compact Dual Band-Notched Characteristics UWB Antenna Using Nested G-Shaped Slots

    Article • International Journal on Communications Antenna and Propagation (IRECAP), October 2016, Praise Worthy Prize

    Prof. Dr. Ehab K. I. Hamad

  34. Tri-band microstrip antenna with L-shaped slots for Bluetooth/WLAN/WiMAX applications

    Article • February 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  35. Dual-band microstrip antenna for WiMAX applications using complementary split ring resonators

    Article • February 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  36. Compact UWB antenna for wireless personal area networks

    Article • April 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  37. B14. Compact Ultra Wideband Microstrip-Fed Printed Monopole Antenna

    Article • April 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  38. Compact wideband low permittivity RDR antenna using double parasitic metallic strips for Ku-band applications

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  39. B7. Impedance bandwidth improvement of compact low permittivity RDRA using parasitic conducting metallic strip

    Article • April 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  40. Bandwidth improvement of compact high permittivity RDRA using parasitic conducting strips

    Article • March 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  41. New compact microstrip multi-resonator with G-shaped defected ground structure

    Article • April 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  42. BROADBAND LOW PROFILE AND COMPACT RDRA LOADED WITH METALLIC STRIPS FOR WIDEBAND APPLICATIONS

    Article • JES Journal of Engineering Sciences, November 2010, Egypts Presidential Specialized Council for Education and Scientific Research

    Prof. Dr. Ehab K. I. Hamad

  43. Radiation pattern improvement of RDRA using LHM flat lens composed of CSRR

    Article • October 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  44. Design of compact-efficient array of patch antenna based on metamaterial T-junction

    Article • October 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  45. Compact rectangular U-shaped slot microstrip patch antenna for UWB applications

    Article • October 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  46. Design of H-shaped low actuation-voltage RF-MEMS switches

    Article • December 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  47. A MEMS Reconfigurable DGS Resonator for K-Band Applications

    Article • Journal of Microelectromechanical Systems, August 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  48. An improved two-dimensional coupled electrostatic-mechanical model for RF MEMS switches

    Article • Journal of Micromechanics and Microengineering, June 2006, Institute of Physics Publishing

    Prof. Dr. Ehab K. I. Hamad

  49. Bandpass Filters on a Modified Multilayer Coplanar Line

    Article • January 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  50. Controlled capacitance and inductance behaviour of L-shaped defected ground structure for coplanar waveguide

    Article • IEE Proceedings - Microwaves Antennas and Propagation, January 2005, the Institution of Engineering and Technology (the IET)

    Prof. Dr. Ehab K. I. Hamad

  51. L-Shaped Defected Ground Structure for Coplanar Waveguide

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad

  52. 2D Coupled Electrostatic-Mechanical Model for Shunt-Capacitive MEMS Switch Based on Matlab Program

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Dr. Ehab K. I. Hamad