Research

Research Interests

Computational electromagnetics and acoustics
Analysis and design of mobile antennas and arrays in complex environments (on aircraft, vessels, automobiles, urban environments, etc.)
Electromagnetic compatibility and interference
Finite element and integral methods and optimization techniques for antennas and radar scattering
Novel Materials (Metamaterials) for RF Applications
Parallelization and large scale electromagnetic/radar simulations of airborne vehicles
Ultrasound array focusing techniques for non-invasive cancer therapy
High frequency (GTD and PTD) and hybrid methods for modeling propagation and for modeling complex structures.

Some current and past research projects

Research Overview: Computational EM, Antenna Design, Multiphysics MEMS, Novel Materials, Electromagnetic Compatibility and Interference, Ultrasound Arrays for Ultrasound Imaging

Meta-Materials Antenna Design and Fabrication: This project is aimed at designing, developing and fabricating new synthetic materials for RF applications (with Prof. Halloran, Univ. of Michigan)

Novel Materials for Radio Frequency Applications: This is a MURI project on the development and understanding of new crystals and exotic materials (Metamaterials) for antenna, RF/ Microwave circuit characterization.
Antenna Miniaturization Project is focusing on high contrast ceramics with volumetric design for reducing the operational frequency of broad band antennas such as spirals; working with Prof. Halloran (University of Michigan) for material fabrication.

Reconfigurable antenna aperture: Project deals with the development of smart passively reconfigurable ground planes and MEMS technology for antenna reconfiguration.
Antennas for wireless communication systems and automobile applications: Design, fabrication and testing of multifunctional antennas for pre-specified performance on airborne and automobile platforms
Advanced multifunction RF system antenna isolation and simulation. Project involves the development of antenna/array simulation and design tools for the future ship and airborne platforms.

Multiphysics Thermal/Mechanical/Electrical MEMS analysis and design: Project involves the development of MEMS analysis and design capabilities that integrates electrical, mechanical and thermal physics ; NSF project with Profs. Kurabayashi and Saitou (Univ. of Michigan).

Electromagnetic compatibility and interference research studies. Project involves the development of engineering coupling analysis and verification/measurement methods aimed at understanding and mitigating coupling associated with future automobile electronics.
Electromagnetic Effects of RF pulses on Electronic Circuits and Systems. Cable Bundles in Enclosures (1) and Cable Bundles in Automobiles (2) This is a MURI project on the understanding of coupling mechanisms and their effects on electronic circuits. Working with the Univ of Illinois-Chicago, Univ of Illinois-Urbana Champaign, Univ of Houston and Clemson Univ.

Computational Electromagnetics : Finite Element, Volume Integral Equations and Hybrid Methods

Virtual electromagnetic test range (VET) initiative: This is an industry-university project to develop new fast algorithms based on hybrid Finite Element Method for scattering and radiation by nonmetallic/composite structures ; Volume and Hybrid Finite Element Methods for high contrast materials is of particular focus.

Wireless Propagation Channel Characterization Project is focused on practical and rigorous channel characterization methods for indoor wireless channels (with Prof. Anastasopoulos-Univ of Michigan).