-------2024--------
19. Invite talk on “Fundamentals and Applications of Raman Spectroscopy”, in One Day Workshop on Raman Spectroscopy, Centre for Nanobiotechnology, VIT Vellore, 7 November 2024.
18. Invited lecture on “Love Physics to Learn Physics” at Cauvery College for Women, Annamalai Nagar, Tiruchirapalli, 02.09.2024
17. Invited talk on “Enhanced Raman Spectroscopy in biosensors” in the 3rd International ANEH 2024 Conference, GTN Institutions, Dindigul, Tamil Nadu, from August 21-23, 2024.
16. Invited lecture on “Advanced Raman spectroscopy” in National Level Workshop on Advanced Characterization Techniques, Amrita Vishwa Vidhyapeetham, Coimbatore, 07.03.2024.
-------2023--------
15. Invited lecture on “Electrochemical Plasmon-Enhanced Raman Spectroscopy” in the departmental invited lecture series, Department of Nanoscience and Technology, Bharathiyar university, Coimbatore, 17.02.2023.
14. Invited lecture in Tamil on “Spectroelectrochemistry” in Science Communication Programme on “vigyana vinthai” at organized by Alagappa University Community Radio, Karaikudi, 23.02.2023.
13. Invited lecture on “Plasmon Enhanced Raman Spectroscopy: Understanding Electro-Chemistry of Materials” during the Two Days Hybrid Faculty Development Programme on “Analytical Tools for Materials Characterization” Vellore Institute of Technology, Vellore, 14.03.2023.
12. Invited lecture on “Fuel Cell: Fundamentals, Development and Applications” in 5 Day National Level Lecture Series on Energy Conversion and Storage, VIT-AP University, Andhra Pradesh, 27.07.2023.
11. Invited lecture on “Operando Elucidation of Mechanism of Materials Electrochemistry” during the ICSSR - Sponsored Two-day National Seminar on “Revealing Next Generation Materials to Empower Green Hydrogen for Energy and Environmental Applications: Pioneering the National Hydrogen Initiative, Sri S. Ramasamy Naidu Memorial College, Sattur, 12.10.2023.
-------2022--------
10. Invited lecture on “Implantable Biosensors” in CSIR-CECRI JIGYASA connect with scientist program during 17 February 2022.
-------2021--------
9. Invited lecture on “Fuel cells development and its applications” in ATAL-FDP on “Future trends in Green Energy Technologies for Sustainable development” Tamil Nadu Agricultural University, Coimbatore (Tamil Nadu) – 641 003, during 25 – 29 October 2021.
8. Invited lecture on “In-situ spectro- electrochemical methods” in ATAL-FDP on “Electroanalytical Techniques for Bio-sensing Applications” CSIR-CECRI, Karaikudi, during 22 – 26 November 2021.
-------2020--------
7. Invited lecture on “Plasmon-assisted Raman spectroscopy" in Online faculty development programme on spectroscopic techniques under DBT star college scheme, Jamal Mohamed College, Trichy during 03-05 August 2020.
6. Invited lecture on Nanotechnology – a tool for Enhanced Raman Spectroscopy in “Five Days AICTE Training and Learning Online Faculty Development Programme on Novel Materials (17th – 21st AUGUST 2020)”, Government College of Engineering, Thanjavur-613402.
5. Invited lecture on “Science in healthcare diagnostics” in India International Science Festival (IISF-2020)
4. Invited lecture on “Implantable Biosensors” motivation training programme under JIGYASA, CSIR-CECRI, Karaikudi during January 06-09, 2020.
-------2018--------
3. Invited lecture on “Multifunctional Carbon Nanostructures”, MSE-392, KAUST, Saudi Arabia, 07 February 2018.
-------2016--------
2. Invited lecture on “Ionic liquid functionalized multifunctional carbon nanostructures”, MSE-392, KAUST, Saudi Arabia, 10 March 2016
-------2013--------
1. Invited talk on “Nanotechnology in Carbon Dioxide Capture and Conversion” in workshop on, "Carbon Dioxide Storage, Sequestration and Utilization" at St. Joseph's College of Engineering, Chennai, 24 August 2013.