1. Attended and worked as “Resource person” in International training Workshop on “Solid State Ionics” Banaras Hindu University, Varanasi, India (Nov. 1998).
2. Delivered Invited Lecture at ADRDE, Agra on National Technology Day 2007
3. Delivered Invited Lecture in National Conference on Renewable energy Sources held at Sagar University, Sagar, India, 2007
4. Chaired a session in the KAIST-UCSB student symposium at KAIST, South Korea ( July, 2008)
5. Chaired Technical Session in National Conference on Renewable energy Sources held at Sagar University, Sagar, India, 2007
6. Chaired Technical Session in National Conference on materials and devices held at Amity University, Noida, India, 2010
7. Delivered Invited Lecture in National Conference on Experimental Tools for Material Science Research: State of Art held at Banaras Hindu University, Mahila Mahavidyalaya Varanasi, India, 2010
8. Delivered Invited Lecture in National Conference on Recent Trends in Materials and devices, held at Amity University, Noida, India -2011
9. Delivered Invited Lecture in National Conference on Recent Trends in Materials and devices, held at ITM University, Gwalior, India -2012
10. Delivered Invited Lecture in International Conference on Recent Trends in Materials and devices, held at Sri Lanka, India -2012
11. Delivered Invited Lecture in ICSEP-12, held at KIIT Bhubaneswar, Orissa, India -2012
12. Delivered Invited Lecture in NCSE - 2014, held at JKLU, Jaipur, India - 2014