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Dr. Arvind Ajoy
Associate Professor
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Current Interests 

  • Ab-initio and tight-binding atomistic computation
  • GaN device and circuit design for RF and High Power applications
  • Micro-electromechanical Systems
  • Instrumentation for Scientific Applications


  • EE1001 Electrical and Magnetic Circuits
  • EE3002 Analog Circuits 
  • EE2001 Digital Systems
  • Control Systems
  • CMOS Analog and Digital Circuits
  • Concepts in Engineering Design (Coordinator)
  • Computer Aided Design (CAD) Lab
  • Analog Circuits Lab
  • Digital Systems Lab
  • Measurements and Instrumentation Lab
  • Open-Ended Lab Project (Coordinator)


  • Design of Analog Circuits and Systems
  • Computational Methods in Electrical Engineering
  • Principles and Design of MicroElectroMechanical Systems
Research Group

PhD Students

  1. Raghuram T. R : Works on hybrid ferroelectric - electrostatic MEMS 
  2. Anuja Menokey : Works on N-polar GaN devices
  3. Rekha S. S : Works on development of scientific instruments using an Optical Pickup Unit

MS Students 

  1. Ananthu Sasikumar : Works on flexure based precision positioning systems

Project Staff

  1. Abhinav Rajeev : Works on Design and Fabrication of an LED based Solar Simulator


Research Area
Micro/Nanoelectronics and Instrumentation
Additional Information
Sponsored Projects
  1. Low-voltage MEMS actuation using Negative Capacitance  under the Start-up Research Grant (SRG) of the Science and Engineering Research Board (SERB) from Dec 2019 -- Dec 2021. Approved funding  : INR 27.73 Lakh
  2. Design and Fabrication of an LED-based solar simulator with integrated electrical and optical measurement capability under the Solar Energy Research and Development (SERD) program of the Department of Science and Technology (DST) -- April 2021 - April 2024. Co-PIs : Dr Revathy Padmanabhan, Dr Arun Rahul. Industry Partner : Holmarc OptoMechatronics. Approved funding  : INR 65.4 Lakh
  3. Multiscale Modeling of Ferroelectrics for Negative Capacitance Applications under the MATRICS scheme of  Science and Engineering Research Board (SERB) from March 2022 -- March 2025. Approved funding : INR 6.6 Lakh
  4. Pilot lab course on NPTEL & Development of Kits from IIT Madras from June 2022.  Approved funding : INR 5.0 Lakh
  1. Method of eliminating pull-in instability and hybrid MEMS actuator incorporating the Method Indian Patent Number 398690 granted June 2022

Recent Publications

Raghuram Tattamangalam Raman, Revathy Padmanabhan and Arvind Ajoy
IEEE Transactions on Electron Devices (2022)
Anuja Menokey, Arvind Ajoy
IEEE Transactions on Electron Devices (2022)
Raghuram Tattamangalam Raman, Jeffin Shibu, Revathy Padmanabhan and Arvind Ajoy
IEEE Transactions on Electron Devices (2022)
Renjith Sasikumar, Arvind Ajoy, and Revathy Padmanabhan
2020 IEEE 20th International Conference on Nanotechnology (IEEE-NANO) (2020)