Yogesh Babu

• Electrical, Mechanical & Acoustic characterization of air-coupled PZT & AlScN piezoelectric micromachined ultrasonic transducers (PMUTs). • Electrical impedance measurements (using impedance analyzer), vibration measurements (using laser doppler vibrometer), acoustic measurements (using optical microphone) of PMUTs. • Modelling and simulation of PMUTs in COMSOL (electrostatics, solid mechanics. acoustics). • Signal processing using MATLAB for determining the performance metrics of PMUTs (Vibration Sensit

• Semiconductor physics • Nanotechnology (AFM, STM) • Micro and Nanosensors (Temperature sensors, AMR, GMR & TMR sensors) • Nanoelectronics (MOSFET, 2D materials, Memristors) • RF electronics (MESFET, HBT, HEMT) • Microtechnology (Lithography, Etching, Nanoimprint Lithography) • Microsensors and Microactuators (Accelerometer, Gyroscope, Electrostatic actuators) • Fabrication of a silicon pressure sensor (Cleanroom) • Neuromorphic Engineering • Electronics Technology (Flip chip, Wire bonding, LTCC, HTCC) •

• Assembly of a PCB board for parallel control of memristors • Soldering • Basic knowledge of FPGA programming • Proficiency with bench-level test equipment (e.g. DC power supplies, oscilloscopes, multi-meters)

• Developed an electronic circuit for automated functional tests for a specific wireless system • Researched suitable electronic components for circuit design for long-term testing • Design and layout of an electronic test board using Altium designer