Delivered an invited talk at Sri G.V.G Visalakshi College for Women, Udumalpet, Tamil Nadu, India on Dec. 22, 2023.

Participated and delivered an invited talk at the 60th Annual Convention of Chemists organized by Indian Chemical Society at IIT Delhi, Delhi, India from Dec. 20 to 21, 2023.

Participated and delivered an invited talk at the 6th International Conference on Recent Trends in Materials and Devices (ICRTMD 2023), Amity University, Noida, Uttar Pradesh, India from Dec. 19 to 20, 2023.

Participated and delivered an invited talk at the Indo-French Seminar on Catalysis for Sustainability (IFSCS23), IISER Thiruvananthapuram, Kerala, India from Dec. 10 to 13, 2023.

Delivered an invited talk at e-STC on Recent Trends in Applied Spectroscopy and Microscopy in Materials Research’, NIT Hamirpur, Himachal Pradesh, India on Dec. 05, 2023.

Delivered an invited talk at FDP on Recent Advances in Chemical Sciences, K.S.R College of Arts and Science for Women, Tiruchengode, Tamil Nadu, India on Nov. 29, 2023.

Participated and delivered an invited talk at the Science and Technology for Sustainable Future (STSF-2023), Sardar Patel University, Mandi, Himachal Pradesh, India from Nov. 25 to 26, 2023.

Participated and delivered an invited talk at the IGSTC: Indo-German Joint Scientific Workshop on GREEN H2 held at IIT Bhilai, Chattisgarh, India from Nov. 22 to 24, 2023.

Delivered an invited talk at University of West Indies, St Augustine Campus, Trinidad on Nov. 10, 2023.

Delivered an invited talk at Department of Chemical Sciences, IISER Mohali, Punjab, India on Nov. 10, 2023.

Delivered an invited talk at Department of Chemistry, IIT Bombay, Maharashtra, India on Nov. 06, 2023.

Participated and delivered an invited talk at the International Conference on Integrative Chemical Science for Health and Environment (ICHE-2023), Deshbandhu College, University of Delhi, Delhi, India from Oct. 06 to 08, 2023.

Delivered an invited talk at 21st Refresher Course in Physical Sciences & Nano Sciences HRDC, Jawaharlal Nehru University, Delhi, India on Sep. 21, 2023.

Delivered an invited talk at 3rd International Conference on Recent Advances in Materials Science and Computational Techniques (RAMSCT 2023), Manipal University, Jaipur, Rajasthan, India on Sep. 21, 2023.

Delivered an invited talk at LOQUITUR - Chemshala Webinar Series, IISER Berhampur, Odisha, India on Sep. 08, 2023.

Delivered an invited talk at Centre for Functional Materials (CFM)
Vellore Institute of Technology (VIT), Vellore, Tamil Nadu, India on Aug. 30, 2023.

Delivered an invited talk at One Day Workshop on “Chemistry Innovations” Jaypee University of Information Technology, Solan, Himachal Pradesh, India on Aug. 18, 2023.

Delivered an invited talk at 6th Faculty Development Programme on Perspectives of Recent Research in Chemistry (PRRC-2023), VIT Vellore, Tamil Nadu, India on Aug. 05, 2023.

Delivered an invited talk at National Technology Day (NTD-2023) Celebration BITS-Pilani, K K Birla Goa Campus, Goa, India on May 10, 2023.

Participated and delivered an invited talk at the International Conference on Functional Materials for Future Technology (IC-FMFT 2023), VIT Vellore, Tamil Nadu, India from Apr. 19 to 21, 2023.

Delivered an invited talk at Department of Chemical Sciences, IISER Tirupati, Andhra Pradesh, India on Apr. 17, 2023.

Delivered an invited talk at 7th International Conference on Nanoscience and Nanotechnology (ICONN 2023), SRMIST, Chennai, Tamil Nadu, India on Mar. 28, 2023.

Participated in the two day workshop on Road Map for Indian Knowledge System (IKS)/Sanskrit in Technical Institute for Next Five Years at VNIT, Nagpur, Maharashtra, India from Mar. 24 to 25, 2023.

Delivered an invited talk at Department of Chemistry, National Institute of Technology Nagpur, India on Mar. 23, 2023.

Delivered an invited talk at Department of Physics, IIT Delhi, India on Mar. 22, 2023.

Participated and delivered an invited talk at the International Conference on Nanomaterials for Electro-Catalysis Technologies (I-CONECT 2023), IIT Delhi, India from Mar. 20 to 22, 2023.

Participated and delivered an invited talk at the 1st International Conference on Green Hydrogen for Global Decarbonization (ICGHGD-2023), PDEU Gandhinagar, Gujarat, India from Mar. 17 to 18, 2023.

Delivered an invited talk at Doon University, Dehradun, Uttarakhand, India on Mar. 06, 2023.

Participated and delivered an invited talk at the Emergent Materials for Energy and Environment (EMEE-2023), IIT Roorkee, Uttarakhand, India from Mar. 04 to 05, 2023.

Delivered an invited talk at IIT Kanpur, Kanpur, Uttar Pradesh, India on Feb. 13, 2023.

Delivered an invited talk at University of Bengkulu, Indonesia on Feb. 03, 2023.

Delivered an invited talk at PSG Institute of Advanced Studies, Coimbatore, Tamil Nadu, India on Jan. 10, 2023.

Delivered an invited talk at IIT Palakkad, Kerala, India on Jan. 09, 2023.

Delivered an invited talk at Amrita Vishwa Vidyapeetham, Coimbatore, Tamil Nadu, India on Jan. 06, 2023.

Delivered an invited talk at North Eastern Hill University (NEHU), Shillong, Meghalaya, India on Feb. 06, 2020.

Participated and delivered an invited talk at the International Conference on Nanomaterials for Energy, Environment and Sustainability (ICNEES 2019) held at Siksha ‘O’ Anusandhan, Bhubaneswar, Odisha, India from Dec. 20 to 22, 2019.

Participated and delivered an invited talk at the International Conference on Chemical Constellation Cheminar (CCC-2019) held at National Institute of Technology Jalandhar, Punjab, India from Oct. 12 to 13, 2019.

Participated and delivered an invited talk at the Second XPS Workshop: Fundamentals and Recent Advancements in Surface Analysis at Hyderabad, India from Sep. 28 to Oct. 01, 2019.

Delivered an invited talk at SRM Institute of Science and Technology, Kattankulathur, Tamil Nadu, India on Jun. 04, 2019.

Delivered an invited talk at Jaypee University of Information Technology, Solan, Himachal Pradesh, India on Mar. 16, 2019.

Delivered an invited talk at Department of Chemistry, National Institute of Technology Trichy, Tamil Nadu, India on Feb. 07, 2019.

Participated and delivered an invited talk at the India-UK Second International Conference on Advanced Nanomaterials for Energy, Environment and Health Care Applications (ANEH-2019) held at Bishop Heber College, Trichirappali, Tamil Nadu, India from Feb. 04 to 06, 2019.

Participated and delivered an invited talk at the International Conference on Energy and Environmental Challenges (CE2C-2019) held at National Institute of Technology Nagpur, Maharashtra, India from Jan. 18 to 19, 2018.

Participated and delivered an invited talk at the National Conference on Advanced Materials for Energy and Environmental Applications (AMEEA-2018) held at National Institute of Technology Rourkela, Odisha, India from Dec. 12 to 14, 2018.

Participated and delivered an invited talk at the First XPS Workshop: Fundamentals and Applications of Surface Analysis at Goa, India from Nov. 27 to 28, 2018.

Delivered an invited talk at Department of Applied Sciences, PSG College of Technology, Coimbatore, India on Sep. 03, 2018.

Participated and delivered an invited talk at the Joint India-UK International Conference on Advanced Nanomaterials for Energy, Environment and Healthcare Applications (ANEH-2018) held at K.S.R. College, Tiruchengode, India from Aug. 31 to Sep. 01, 2018.

Participated and delivered an invited talk at the One-day Workshop on Water Technology held at Punjab Engineering College, Chandigarh, India from Aug. 11, 2018.

Delivered an invited talk at Department of Chemistry, IIT Ropar, Ropar on Jul. 25, 2018.

Participated and delivered an invited talk at the International Conference on Nanomaterials (ICN-2018): Synthesis, Characterization and Applications held at Mahatma Gandhi University, Kottayam, India from May 11 to 13, 2018.

Participated and delivered an invited talk at the International Symposium on Functional Materials (ISFM-2018): Energy and Biomedical Applications held at Chandigarh, India from Apr. 13 to 15, 2018.

Delivered an invited talk at Department of Chemistry, Anna University, Chennai, India on Apr. 06, 2018.

Participated and delivered an invited talk at the International Conference on Nanomaterials for Energy conversion and Storage Applications (NECSA-2018) held at Pandit Deendayal Petroleum University, Gandhinagar, India from Jan. 29 to 31, 2018.

Participated and delivered an invited talk at the Conference on Advances in Catalysis for Energy and Environment (CACEE-2018) held at Tata Institute of Fundamental Research (TIFR), Mumbai, India from Jan. 10 to 12, 2018.

Delivered an invited talk at National Chemical Laboratory (NCL), Pune, India on Jan. 09, 2018.

Delivered an invited talk at Karunya University, Coimbatore, India on Dec. 14, 2017.

Participated and delivered an invited talk at the National Conference on Advanced Materials (NCAM-2017) held at PSG College of Technology, Coimbatore, India from Dec. 12 to 13, 2017.

Participated and delivered an invited talk at the International Conference on Nanotechnology: Ideas, Innovations and Initiatives (ICN:3I-2017) held at IIT Roorkee, India from Dec. 06 to 08, 2017.

Participated and delivered an invited talk at the National Conference on Recent Trends in Experimental and Theoretical Physics (NCRTETP - 2017) held at Sri Sai University, Palampur, India from Nov. 23 to 24, 2017.

Participated and chaired a session in the 2nd Himachal Pradesh Science Congress held at Shimla, India from Nov. 20 to 21, 2017.

Participated and delivered an invited talk at the International Conference on Functional Nanomaterials and Nanotechnology (ICFNN-2017) held at Kathmandu, Nepal from Oct. 10 to 13, 2017.

Participated and delivered an invited talk at the 8th East Asia Symposium on Functional Dyes and Advanced Materials (EAS8-2017) held at CSIR-NIIST, Thiruvananthapuram, India from Sep. 20 to 22, 2017.

Participated and delivered an invited talk at the Multidisciplinary National Conference on Innovative Trends in Science, Technology and Management (MNCITSTM-2017) held at Sri Sai University, Palampur, India on Aug. 24, 2017.

Participated in the Seminar on Renewable Energy: Sustaining Green Future (RE-ENVIS) held at Shimla, India on Mar. 23, 2017.

Participated and delivered an invited talk at the International Conference on Advances in Biological System and Materials Science in Nano World (ABSMSNW-2017) held at IIT BHU, India from Feb. 19 to 23, 2017.

Delivered an invited talk at NIT Rourkela, India on Jan. 18, 2017.

Participated and presented a poster at the DST-INSPIRE Faculty Monitoring-cum-Interaction Meet (Chemical and Materials Sciences) held at KIIT University, Bhubaneshwar, Odisha, India from Jan. 16 to 17, 2017.

Participated in the Global Initiatives for Academic Network (GIAN) course on Bio & Nanotechnology and Biomimetics held at IIT Ropar, India from Dec. 12 to 16, 2016.

Participated and presented a poster at the 19th CRSI National Symposium in Chemistry held at University of North Bengal, India from Jul. 13 to 16, 2016.

Participated and delivered a talk at the IIT-Finnish University Joint Workshop on Bioenergy held at IIT Delhi, India from May 23 to 24, 2016.

Delivered an invited lecture at National Workshop on Electron Microscopy and Allied Techniques, University of Delhi, India on Dec. 23, 2015.

Delivered an invited talk at the First Finnish Indian Joint Symposium held at Turku, Finland from Oct. 27 to 29, 2015.

Represented IIT Mandi at the YIM 2015 held at Cambridge, U.K. on Sep. 09, 2015.

Participated in the faculty development programme conducted by the Teaching Learning Center of IIT Madras, India from Jul. 27 to 29, 2015.

Participated and presented a poster at the 10th mid-year CRSI symposium in chemistry held at the NIT Trichy, India from Jul. 23 to 25, 2015.

Participated as a resource person and delivered a lecture at Short Term Course on “New Avenues in Chemical Sciences Research” held at NIT Trichy, India from Mar. 18 to 22, 2013.

Participated as a resource person and delivered a lecture at AICTE-MHRD Faculty Development Programme on “Catalysis: from concepts to applications” held at NIT Calicut, India from Jun. 04 to 08, 2012.