Areas of Professional Research to Date:

• Analysis and design of corner reflector and corner array antennas
• Measurement of complex permittivity of lossy granular dielectrics at microwave frequencies
• Scattering from inhomogeneous dielectric shells, dielectric cylinders and dielectric loaded conducting cylinders
• Asymptotic scattering from dielectric, conducting and imperfectly conducting objects
• Rigorous scattering from arbitrary array of parallel dielectric, conducting and imperfectly conducting circular cylinders
• Asymptotic, numerical and rigorous diffraction by a double perfectly conducting wedge with and without edge modifications
• Improved method of moment solution for the scattering by large cylindrical conducting cylinders
• Active loading of radiating apertures and reflector antennas
• Inverse scattering by parabolic reflector antennas
• Wave propagation inside circular and conical waveguides with impedance walls
• Radiation characteristics of dielectric resonator antennas loaded by a beam forming ring
• Scattering by dielectrically loaded and unloaded conducting strips
• Analysis and design of cylindrical and planner micro-striplines
• Mapping of vector fields inside cavities and waveguide
• Analysis and design of antenna arrays
• Software and multimedia development for electromagnetics and microwave education
• Analysis of planar and cylindrical microstrip transmission lines using the method of moments and the finite difference technique
• Finite difference time domain analysis of passive and active microwave devices, dielectric resonators, and compact antennas for personal communications
• Interactions and visualization of electromagnetic waves with human body using the FDTD technique.
• Printed and slot antennas for radars and wireless communication systems.
• Sensors for soil moisture and airports noise monitoring systems.
• Analysis of the scattering from chiral media and metamaterial type media.
• Iterative multi-region technique for the scattering from large scale unconnected objects.
• Acceleration of electromagnetic numerical techniques using Graphical Processing Units(GPU)
• Wideband printed circuit feeding networks.
• ReflectArray analysis and design
• RFID (tags, readers, systems), analysis and performance enhancement
• Reconfigurable antennas