PA (process architect) groupProcess integration.

• Developing acoustic tweezers with MEMS tunable phased arrays for manipulating cells.• Developed 3D printed micro linker structures that improve the mechanical stability of silicon acoustic delay line array.• Developed multi-channel silicon acoustic delay line array fabricated by microfabrication processes for real-time photoacoustic imaging applications.• Developed a micromachined silicon acoustic multiplexer for ultrasound and photoacoustic imaging applications.• Developed 16-channel optical fiber acoustic delay line array for real-time photoacoustic imaging applications.

• Developed a micro-controller based constant current source system to generate accommodative current waveforms in synchronization with MR RF pulses for magnetic resonance electrical impedance tomography (MREIT) experiments.• Developed a standalone type constant current source not requiring a PC by employing two FPGAs.• Developed different types of communication methods between a constant current source and a computer such as USB and RF wireless.• Designed and implemented magnetic resonance elastography (MRE) stimulator.• Designed and developed various kinds of conductivity phantoms and recessed electrodes for MREIT experiments.• Demonstrated conductivity imaging capabilities of MREIT system by performing various experiments with anesthetized animals, postmortem animals, and conductivity phantoms.

• Developed a constant current source system with RS-232C communication between a constant current source and a computer.