38. T. Maiyalagan was invited to give a talk on ‘‘Sustainable Green Hydrogen Production Using Low-Cost Electrocatalysts’’in 3rd edition of the International Conference on Energy Conversion and Storage (IECS-2026) from 13 to 17th July 2025.

37. T. Maiyalagan was invited to give a talk on “Innovative Materials for Low-cost Green Hydrogen Generation” in International Conference on Sustainable Technologies for Energy and Environment at  PSG Institute of Advanced Studies, Coimbatore, India from 27th to 29th November 2025

36. T. Maiyalagan was invited to give a talk on “Non-Precious Electrocatalysts for Green Hydrogen Generation” in 3rd International Conference on Materials for Clean Energy and Health Applications (AMCEHA 2025) at  University of Jaffna, Sri Lanka from 27th to 28th March 2025

35. T. Maiyalagan was invited to give a talk on “Low-cost Electrocatalyst for Green Hydrogen Production for a Sustainable Future” in WORKSHOP ON ADVANCED MATERIALS & SUSTAINABLE ENERGY TECHNOLOGIES (WAMSET-2025) at University of Kerala, India from 29th July to 02nd August 2025.

34. T. Maiyalagan was invited for lecture for “FDP: Next-Gen Research Skills: AI Tools and Hands-On Practice” 30th June to 05th July 2025 at Sri Sivasubramaniya Nadar College of Engineering, Tamil Nadu, India.

33. T. Maiyalagan was invited for a keynote lecture on “Leveraging Machine Learning & Artificial Intelligence for Optimizing Green Hydrogen Production” 08th to 09th May 2025 at G H Raisoni College of Engineering & Management-Pune.

32. T. Maiyalagan was invited for a keynote lecture on “One Day Seminar on Next Generation Sustainable Energy Materials and its Applications” at Periyar university on 10th October 2025.

31. T. Maiyalagan was invited to give a talk on “Molybdenum based Electrocatalysts for Efficient and Low-cost Green Hydrogen Production” in “DAE-BRNS Conference on Electrochemistry in Industry, Health & Environment (EIHE-2025)” 21st to 25th January 2025 at Bhabha Atomic Research Centre, Mumbai, India.

30.  T. Maiyalagan was invited to give a talk on “Sustainable Electrocatalysts for Green Hydrogen Production’’  3rd  CONFERENCE ON HETEROGENEOUS CATALYSIS at  IIT Gandhinagar from 6th to 8th December 2024

29. T. Maiyalagan was invited to give a talk on “Green Hydrogen Production’’ National conference on India in Transit to Decarbonixation: Future Perspective’’ on 15th September 2023 at Sri Ramakrishna College of Arts and Science, Coimbatore

28. T. Maiyalagan was invited to give a talk on “Clean Hydrogen Production and Fuel Cell Technologies’’ on 12th October 2023 at Sri Venkateswara College of Engineering, Sriperumbudur.

27. T. Maiyalagan was invited to give a talk on “Metal Air Batteries: Electrocatalysts, Challenges and Opportunities in Virtual International conference Materials Chemistry for Energy and Environmental Applications  organized by Madanapalle Institute of Technology and Science,Andhra Pradesh, 07 th- 09 th August 2023.

26. T. Maiyalagan was invited to give a talk on “Nonprecious Electrocatalysts for Metal–Air Batteries’’  in International Conference on Environmental Protection for Sustainable Development organized by University of Dhaka, Bangladesh, 2-4, September, 2022.

25. T. Maiyalagan was invited to give a talk on “Electrocatalysts for metal air batteries” on 25-27th November 2022 in 2nd International Conference, GLA University, NCBTA 2022

24. T. Maiyalagan was invited to give a talk on “METAL AIR BATTERY: A SUSTAINABLE AND FUTURE ELECTROCHEMICAL ENERGY STORAGE OF CHOICE ON 18-08-2021 in Faculty Development Program organized by , K.M.G. College of Arts & Science, Gudiyattam.

23.T. Maiyalagan was invited to give a talk on “Metal Air Batteries: Electrocatalysts, Challenges and Opportunities in Faculty Development Program organized by New Horizon College of Engineering, Bangalore, 17 th July 2020.

22. T. Maiyalagan was invited to give a talk on “Energy storage methods of phase change materials” on 29.07.2020 in AICTE sponsored Six days Virtual Short Term Training Programme (STTP), Sri SAI RAM Institute of Technology, West Tambaram, Chennai, 27.07.2020 to 01.08.2020.

21. T. Maiyalagan was invited to give a talk on ’Nanomaterials Design for Rechargeable Metal- Air Batteries" during AICTE sponsored online Short Term Training Programme (STTP) on "Nanomaterials for Clean Energy and Environmental Applications- Phase II"” on 21st November 2020 organized by Physics division of Department of Science and Humanities. Mahalingam College of Engineering and Technology, 21st November 2020

20. T. Maiyalagan was invited to give a talk on ‘’Electrocatalysts Design for Rechargeable Metal      Air Batteries’’ 2nd International Conference on Materials for Energy and Environment (ICMEE-2020), Loyola College, Chennai, 20-21 February 2020.

19. T. Maiyalagan was invited to give a talk on Non-Noble Metal Electrocatalysts for Hydrogen Generation’’ at International Conference on Electrochemistry in Industry Health and Environments (EIHE-2020) to be held at DAE Convention Centre, Anushaktinagar, Mumbai 400094 during January 21 to 25, 2020

18. T. Maiyalagan was invited to give a talk on a research forum on Current and Future Energy Storage Technologies at Faculty of Engineering, Chulalongkorn University, Bangkok on 4-5 April, 2019.

17. T. Maiyalagan was invited to give a talk on “Developing Bifunctional electrocatalysts for Sustainable Energy Technologies’’ in Conference on The 3rd National Conference on Materials for Energy Conversion and Storage in IIT (BHU), Varanasi, India.

16. T. Maiyalagan was invited to give Invited lecture at Daegu Gyeongbuk Institute of Science and Technology (DGIST) South Korea.

15. T. Maiyalagan was invited to give Invited lecture in 2018 International Workshop on Advanced Chemical Technology" which will be held at National Cheng Kung University on August 15-18, 2018.

14. T. Maiyalagan was invited to give a talk on “Highly Efficient Nanocatalysts for Hydrogen Evolution Reactions’’ in” Conference on Third international Conference on Nanomaterials, Synthesis, Characterisation and Applications. On May 11 - May 13, 2018" in Mahatma Gandhi University, Kottayam, India.

13. T. Maiyalagan was invited to give a talk on “Hydrogen Evolution Reaction on Hybrid Catalysts of N-P doped reduced Graphene oxide and MoS2 Nanosheets’’ in” HEAM Scientist 2018 Conference on on 5th & 6th March 2018 " in University of Kerala, Trivandrum ,  India.

12. T. Maiyalagan was invited to give a talk on “Bifunctional electrocatalysts for Rechargeable Alkali Metal Air Batteries’’ in” Conference on Electrochemistry in Advanced Materials, Corrosion and Radiopharmaceuticals. On February 15 - February 17, 2018" in Bhabha Atomic Research Centre, Trombay, Mumbai, India.

11. T. Maiyalagan was invited to give a talk on “Air Cathodes for Rechargeable Alkali Metal Air Batteries’’ in” 1stWorld Conference on Solid Electrolytes for Advanced Applications: Garnets and Competitors" on 6-9, September 2017 in Puducherry, India.

10. T. Maiyalagan was invited to give a talk on “Electrode Materials for Electrochemical Energy Conversion and Storage Devices’’ in "Two Days National Workshop on Alternate Energy Resources, Conversion and Storage" on 24th and 25th of January 2017 sponsored by Ministry of New and Renewable Energy (MNRE). at SRM University, Ramapuram Campus, Chennai.

9. T. Maiyalagan was invited to give a talk on “Bifunctional oxygen Electrocatalysts for Metal Air Batteries’’ International Conference on Emerging Trends in Nanoworld (ICETN 2017) during 27th & 28th February 2017 organized by Department of Chemistry, Vels University, Pallavaram, Chennai-600117.

8.T. Maiyalagan was invited to give a talk on “Novel Electrode Materials for Electrochemical Energy Conversion and Storage Devices’’ in "2016 Frontier Biosensors and Energy Materials Workshop” on December 1-2, 2016 organized by department of chemical engineering, National Taipei University of Technology (TAIPEI TECH), Taiwan.

7.T. Maiyalagan was invited to give a talk on “Bifunctional oxygen Electrocatalysts for Metal Air Batteries’’ Dec 5, 2016, at Department of Medicinal and Applied Chemistry at Kaohsiung Medical University, Kaohsiung, Taiwan

6. T. Maiyalagan was invited to give a talk on “Non Precious Bifunctional oxygen Electrocatalysts for Metal Air Batteries’’ in International Conference of Young Researchers on Advanced Materials (IUMRS-ICYRAM 2016),: Dec 11 - 15 , 2016, at Indian Institute of Science, Bangalore, India.

5. T. Maiyalagan was invited to give a talk on “Non Precious Bifunctional oxygen Electrocatalysts for energy applications’’ in1st National Conference on Liquid Crystals Nanoscience’2016, September 28th-30th,2016. , Bannari Amman Institute of Technology, Sathyamangalam, Erode, India. 

4. T. Maiyalagan +was invited to give a talk on “Non Precious Bifunctional oxygen Electrocatalysts for energy applications’’ in International conference on Nanoscience and Nanotechnology for Energy Applications, EAPP 2016,: June 27and 29, 2016, Sathyabama University, India.

3. T. Maiyalagan was invited to give a talk on “In search of New Materials for Electrochemical Energy conversion devices “at JNCASR, Bangalore on 22nd January 2016. 

2. T. Maiyalagan “Nanotube and nanorods for fuel cells’’ in National conference on Emerging Trends in Crystal Growth and Nanomaterials (NECAN2008): held in Loyola College, Chennai, February 29th  2008.

1. T. Maiyalagan “Polymer Nanocomposites For Fuel Cell Applications’’ in Second international conference on polymer blends composites, IPNS, membranes poly electrolytes and gels: (ICBC-2008): September 22 and 24, 2008, Kottayam, Kerala, India.