5. "The journey of aerosol research at IGCAR: history and future outlook” delivered at the EPG colloquium on 07 February 2025.
4. "Aerosol generators: nano to micrometre" in the National Training workshop on Atmospheric Aerosol Instrumentation (NT – AAI 2024) from 30 September – 04 October 2024 at the IITM, Pune.
3. "Aerosol Research on sodium cooled fast reactor safety”, in two days theme meeting on ‘Severe Accident Aerosol Research - 2023’ at CT & CRS Auditorium, Anuskatinagar, Mumbai during 20-21 March 2023.
2. “Carrier in nuclear physics, fundamental of nuclear energy and radiation physics”, (Webinar)
Department of Physics, Pacific College of Basic and Applied Science, Udaipur, Rajasthan on 19 July 2020.
1. "Fundamental of aerosol sources and consequences towards industry", (Webinar)
Popular topics in physics", Department of Physics, University of Lucknow, during 17-19 May 2020.