Contributory Lecture on “Comparative study on solution-processed tungsten oxide and ytterbium oxide coatings on stainless steel for marine antifouling applications” in “International Conference on Global Trends in Traditional to Space Ceramics (GT-STC’22), Department of Ceramic Engineering, IIT BHU, Varanasi, India from 8-9th December 2022.                                                                         

Contributory Lecture and Poster Presentation on on “Solution combustion derived metal & metal oxides for thin film transistors and gas sensing applications” in “12th Indo-German Frontiers of Engineering Symposium (INDOGFOE)”, Bremen, Germany from September 29 to October 2, 2022 jointly organized by the Department of Science and Technology (DST), India and the Alexander von Humboldt Foundation, Germany.                                                                                                                                                               

Invited talk on “Facile, low-temperature, solution combustion processed metal oxide thin films for electronics applications” and “Development of marine bioceramics for bone regeneration and UV protections” in two-week refresher course on “Contemporary Development Trends in Materials Science and Engineering” organized by UGC – Human Resource Development Centre, Jawaharlal Nehru Technological University Hyderabad, Kukatpally, Hyderabad-500085, August 09th to 24th, 2021.                          

Invited talk on “Synthesis of nanomaterials and growth of thin films” in Workshop on “Advanced Physics of Emergent Materials and Electronic Devices-2021 (WAPEMED-21)” organized by Department of Physics and Department of Materials Science and Engineering, Pandit Deendayal Energy University, Gandhinagar, Gujarat 382007, June 21st to 23rd, 2021.                                         

Invited talk on “Technology to develop porous hydroxyapatite from marine benthos with tunable porous architecture and tailored mechanical properties” in “Biomedical Implant Consortium” organized by Kalam Institute of Health Technology, AMTZ Campus, Pragati Maidan, VM Steel Project S.O., Visakhapatnam on 19th November, 2018.
 

Invited talk on in “Development of high strength porous hydroxyapatite scaffold for bone regeneration using marine benthos”, in National Workshop on “ICME Approaches to Innovation in Biomedical Implants”, Materials Research Center, Indian Institute of Science, Bengaluru, August 11th – 12th, 2018.
 

Invited talk in “New Materials for Healthcare: Idea Generation Workshop" organized by Indian Institute of Science Bangalore and TATA Steel on 6th May, 2018 at The Oberoi, Bangalore
 

Invited talk in IMPRESSIONS ’16 organized by Department of Printing and Media Engineering, MIT, Manipal University, Manipal, India on 5th -6th February, 2016.
 

Invited talk in a three day workshop on "Nano-structured materials and their applications in Catalysis & Fuel Cells", on 29th September-1st October, 2016 at NITK, Surathkal.