2020
1. Dr. Aabha Chhabra, ISRO, SAC, Ahmedabad, सुदूरसंवेदनआधारितपर्यावरणीयअध्ययन :मेरेशोधएवंअनुभव , “Remote Sensing based Environmental Studies: My Research and Experiences” , 22 September 2020
2019
1. Dr.Piyali Chatterjee, Indian Institute of Astrophysics, Bangalore, Solar flares from delta sunspots: Insights from a simulation, 22 April 2019
2. Dr. Dipankar Banerjee, Indian Institute of Astrophysics, Bangalore, Long term study of the Sun using Kodaikanal Digitized data, 19 September 2019
3. Dr. Alberto SainzDalda, Bay Area Environmental Research Institute, CA, USA, IRIS2: using representative profiles to invert IRIS Mg II h &kline, 31 October 2019
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