Micro ElectroMechanical Systems (MEMS) and Circuits, Polymer Thin Film Microfabrication, Polymer Electronics and Light Emitting Diodes (LED), Microfluidics and BioMEMS, Integrated Wireless Sensors and Actuators, Integrated Microfluidic Systems for DNA, Protein and Cell Analysis, Electrochemical Etching and Deposition for Nano/Micro Patterning, Electrochemical Micro Systems.