Dr. G. Thavasi Raja

Associate Professor

Email

thavasi@nitt.edu

Academic Qualification

  • Ph.D. (Fiber Optics and Photonics) from Department of Electronics and Electrical Communication Engineering, Indian Institute of Technology, Kharagpur, India.
  • M.E. (Comm. Systems) with Distinction from Thiagarajar College of Engineering, Madurai affiliated to Anna University, TN, India.
  • B.E. (ECE) with First Class from MEPCO Schlenk Engineering College, Sivakasi affiliated to Madurai Kamaraj University, TN, India.

Experience (22 Years of Service)

  • Associate Professor, Dept. of ECE, National Institute of Technology, Trichy - 620015, India (Sep. 2022 - Till date).
  • Assistant Professor (Grade I), Dept. of ECE, National Institute of Technology, Trichy - 620015, India (Mar. 2018 - Sep. 2022).
  • Assistant Professor (Grade II), Dept. of ECE, National Institute of Technology, Trichy - 620015, India (Jun. 2006 - Feb. 2018).
  • Lecturer, Dept. of ECE, SSN College of Engineering (SSN Institutions), Chennai - 603110, India (Sep. 2004 - May 2006).
  • Lecturer, Dept. of ECE, SRM Engineering College (SRM Institute), Chennai - 603203, India (Jun. 2004 - Aug. 2004).

Research Areas of Interest

  • Photonic Devices for Communications
  • Photonic Integrated Circuits for AI applications
  • Machine Learning for Design of Photonic Devices
  • Multi-purpose Photonic Integrated Circuits
  • Reconfigurable and Programmable Photonics
  • Fiber Optics & Photonic Waveguides
  • Optical & Fiber Optic Sensors

Funded Research Projects

  • Principal Investigator for Projects
  1. "Deep Learning-Based Reconfigurable and Multifunctional Nanophotonic Interconnects for Hyperscale Data Centers and 6G Backhaul Networks" under Core Research Grant (2022-2025) funded by SERB, New Delhi. (Value: INR 25.10 lakhs) - Completed.
  2. "Highly-Compact Very Large Mode-Area Hybrid Multi-Trench Optical Fiber for High-Power Industrial Lasing Applications" under Core Research Grant (2017-2020) funded by SERB, New Delhi. (Value: INR 20.89 lakhs)  - Completed.
  •  Co-Principal Investigator for Projects 
  1. "Self-Energised UAV-Assisted Communications for 5G Wireless Networks" under  Scheme for Promotion of Academic and Research Collaboration (SPARC) funded by Minstry of Education, New Delhi.  (Value: INR 73.23 lakhs, Principal Investigator: Dr. P. Muthuchidambaranathan, Co-PIs: Dr. G. Lakshminarayanan, Dr. G. Thavasi Raja) - Completed.
  2. "Technology Development Proposals on Passive Components" under STIC-NITT cell funded by ISRO. (Value: INR 27.30 lakhs, Principal Investigator: Dr. R. Pandeeswari, Co-PIs: Dr. S. Deivalakshmi, Dr. S. S. Karthikeyan, Dr. G. Thavasi Raja) - Completed.

Awards / Fellowships / Honours

  • AICTE-QIP Ph.D. Fellowship (2012-2015) at IIT Kharagpur.
  • NITT Faculty Award for Sponsored Research Projects

Supervision of Ph.D.

Sl. No Name of the Scholar Category Area of Research Status
1 Dr. N. Ayyanar Project (FT) Fiber Optic Devices Completed (2017 - 2020)
2 Dr. D. Balaj Institute (FT) Wireless Digital Communication Completed (2016 - 2021)
3 Dr. R. Rajasekar Institute (FT) Photonic Crystal Waveguides Completed (2019 - 2022)
4 Ms. Solagudi Navya PT On-campus Communication Networks Thesis Submitted (2021 - )
5 Mr. C. Gunasekaran External - PT (IAF) Fiber Optic Devices Compre. Exam Completed (2022 - )
6 Ms. P. Agilandeswari Project (FT) Photonic Devices Thesis Submitted (2023 - )
7 Ms. R. Priyadharshini Institute (FT) Fiber Optics and Photonics Compre. Exam Completed (2025 - )

Co-Supervision:

    8   Dr. S. Radhakrishnan Institute (FT)          Photonic Waveguides    Completed (2017 - 2023)

Supervision of M.S. (By Research)

1  Mr. C. Gunasekaran Part Time (IAF) Fiber Optic Devices Completed (2017 - 2021)

Publications

Patents

  • "A NANOPHOTONIC DEVICE FOR LIGHTWAVE COMMUNICATION AND INTEGRATION", G. Thavasi Raja, and P. Agilandeswari - Patent No. 593842 (Date of Grant: 30/06/2026)

Academic/Administrative/Other Responsibilities

Current Responsibilities:

  • Faculty In-charge, Photonics and Communication Research Laboratory & Digital Electronics Laboratory
  • Associate Dean (Academic)/Undergraduate 2 ( April 2024 -    )
  • Coordinator, Department Time Table Committee (2022 -  )
  • Member, Convocation committee (2020-  )
  • Verification Officer, M.Tech. Admission (CCMT, 2025-26, 2026-27), NIT Trichy
  • SPOC/Coordinator, NPTEL Local Chapter , NIT Trichy (2025-   )

Past Responsibilities:

  • Member, B.Tech. Admission Committee (JoSAA, 2023 - 2024), NIT Trichy
  • Verification Officer, B.Tech. Admission (JoSAA, 2020 - 2023), NIT Trichy
  • PAC Chairman, I Year B.Tech. ECE (2023, 2024)
  • Coordinator, Department (U.G.) NBA Committee (2022 - 2023)
  • PAC Chairman, IV Year B.Tech. ECE (Jan. 2021, 2022, 2023)
  • Member, Department Project Evaluation Committee, M.Tech. (Communication Systems)
  • Faculty Advisor, Sociology & Civics Students Club (2021 - 2023)
  • Warden, Zircon A, B, & C Hostels and Mega Mess - I (Jul. 2016 - Jan. 2020)
  • Member, Department M.S./Ph.D. Admission Committee (2016 - 2017, 2019 - 2022)
  • Member, Sophisticated Instrumentation Facility (SIF) Advisory Committee, Safety and Security Advisory Committee & Horticulture Advisory Committee (Jan. 2020 - Mar. 2023)
  • Stock Veriifcation Officer, Security Office (2020, 2021, 2022), NIT Trichy
  • Purchase Initiator, Procurement of TLP Laptops for ECE Faculties & Procurement and Installation of 500 LPH RO Water Plants for Boys and Ladies Hostels, 2018

Professional Service

  • Reviewer for DST & ANRF Projects proposals
  • Academic Audit Expert for SRM Institute of Science and Technology, Vadapalani, Chennai &  Kalasalingam Academy of Research and Education, Srivilliputhur, Tamil Nadu
  • Reviewer for various International and National journals (IEEE Sensors journal, IEEE Communication Letters, Elsevier Optical Fiber Technology and Optics Communications, Springer Optical & Quantum Electronics and Photonic Sensors, SPIE Optical Engineering, IETE Journal of Research)
  • Ph.D. Examiner/Member, Doctoral Committee (DC), Anna University, Chennai & Deemed Universities 
  • Golden list of Reviewers for IETE Journal of Research
  • TPC Member, National Conference on Communications (NCC) 2018, 2020, IEEE Globecom 2022
  • Member, Inspection Committee, Centre for Affiliation, Anna University, Chennai
  • Handled UG level Therory courses for IIIT, Trichy

Guest Lectures Delivered/ Short Term Courses Organized 

  • Guest Speaker for ANRF-sponsored Five-Day Faculty Development Program on “Emerging Trends in Photonics and Fiber Optic Technologies" conducted on 20th February, 2026 at Thiagarajar College of Engineering, Madurai, Tamilnadu.
  • Resource Person for AICTE Training and Learning (ATAL) Academy approved online Faculty Development Program On "Next Generation Communication for 6G and Beyond" conducted on 3rd December, 2025 at IIT (ISM) Dhanbad.
  • Keynote speaker for 7th National Conference on Information and Communication Technology (NCICT-2022) conducted on 24th February, 2022 at Sri Sivasubramaniya Nadar College of Engineering (SSNCE), Chennai.
  • Delivered  lecture on "Photonic Devices for Communication, Sensing and Industrial Applications" in the webniar held on 28th October, 2021 organised by SPIE student chapter, IIT (ISM) Dhanbad.
  • Guest Speaker for Workshop on “Photonics” held during 28-29, June, 2021 organised by Department of ECE,  K.S.R.M. College of Engineering,  Kadapa in association with IEEE Photonics Society, Bangalore Chapter.
  • Guest lecture on 'Photonic Devices for Communications' in the webniar held on 31st May, 2021 organized by Dept. of ECE, Dr. Mahalingam College of Engineering and Technology, Pollachi.
  • Keynote speaker for the 'International Conference on Recent Trends in Automation, Signal Processing and Energy System (ICASE2020)' conducted during 19th – 20th June, 2020 at Kalasalingam Academy of Research and Education, Krishnankoil.
  • Resource Person for 'ATAL Sponsored Online Faculty Development Program on PHOTONICS' held from 08-02-2021 to 12-02-2021 at KKR & KSR Institute of Technology & Sciences, Guntur.
  • Guest lecture on 'Applications of Speciality Optical Fibers' in the webinar held on 26th June, 2020 organized by Dept. of ECE, Mount Zion College of Engineering and Technology, Pudukkottai.
  • Keynote address delivered in 'AICTE  Sponsored Faculty Development Programme on Research Challenges in Optical Networks, WDM Networks, Sensor Networks & Unparalleled Communication Speed in the Future: A Scalable Approach' held on 16th Nov, 2020 organized by Dept. of ECE, Ramachandra College of Engineering, Eluru.
  • Guest lecture on 'Photonic Integrated Circuits' in the webinar held on 25th May, 2020 at RMK College of Engineering and Technology, Thiruvallur.
  • Co-coordinator for Self-supported Pre-workshop on 'Machine learning, Deep learning and Computational Intelligence for Wireless Communication' held during 16th-20th September, 2019 in the Department of ECE at NIT, Trichy.
  • Coordinator for Self-supported Short Term course on 'CAD BASED MODELLING OF OPTICAL FIBERS AND PHOTONIC DEVICES FOR COMMUNICATION, SENSING, AND INDUSTRIAL APPLICATIONS'  held during 10th-14th June, 2019 in the Department of ECE at NIT, Trichy.
  • Coordinator for Self-supported Short Term course on 'Communication Techniques and Antenna Design'  held during 6th-10th Jan., 2020 in the Department of ECE at NIT, Trichy.

Professional Society Membership

  • Senior Member, IEEE (Communications & Photonics)
  • Member, OSI, OSA & SPIE
  • Life Member, IEI & IETE

Visits Abroad for Paper Presentation

  • IEEE Photonics Conference (IPC 2017), CREOL, University of Central Florida, Orlando, Florida, USA 
  • IEEE International Power Engineering Conference (IPEC 2007), NTU, Singapore

Contact Address

Dr. G. Thavasi Raja
Associate Professor
Department of Electronics and Communication Engineering
National Institute of Technology (NIT)
Tiruchirappalli - 620 015, Tamil Nadu
Room #118, Ground Floor, Silver Jubilee Building (SJB)
Ph. No. 0431-2503317
Mobile: 9443485798
E-mail: thavasi@nitt.edu, g.thavasiraja@gmail.com
Bio-data