11. Meghnad Saha Memorial International Conference on “Frontiers of Physics” (MSMICFP-2023), Allahabad University, Prayagraj, India: Nov. 22-24, 2023; Graphene and its derivative-based materials: Synthesis, properties and applications to energy storage/ conversion.
10. International Conference on Advancement in Functional Materials (ICAFM-2024), Veer Bahadur Singh Purvanchal University, Jaunpur, India: Feb. 08–10, 2024; Title: Porous graphene-based materials containing 3D engineered defect morphology for electrochemical energy storage.
9. Materials Today Conference 2023 (MATA 2023), Singapore Expo, Singapore: Aug. 02-05, 2023; Organized by Elsevier, Title: Microwave-assisted ultra-fast synthesis of Fe3O4 attached to rGO nanosheet edges for high-performance supercapacitor electrode.
8. International Conference on Materials for Energy & Sustainable Development (MESD 2023), JNU, New Delhi, India: Oct. 27-29, 2023, Title: Microwave-assisted defect engineering in graphene-based nanohybrid materials for emergent energy applications.
7. The 13th Pacific Rim Conference of Ceramic Societies (PACRIM 13), Okinawa Island, Japan: Oct. 27-Nov. 01, 2019; Title: Fast and facile microwave-assisted synthesis of cobalt oxide-reduced graphene oxide hybrids as electrode materials for enhanced hybrid supercapacitor.
6. 30th International Conference on Diamond and Carbon Materials (ICDCM 2019), Seville, Spain: Sept 08-12, 2019; Organized by Elsevier, Title: Microwave-assisted synthesis of Mn3O4-Fe2O3/Fe3O4@rGO ternary hybrids and electrochemical performance for supercapacitor electrode.
5. International Conference on Nanoscience and Nanotechnology (ICNN) - Sept 21-23, 2017; Organized by BBA Central University - Lucknow, India.
4. The 7th world Congress on Biomimetic, Artificial Muscles and Nano-Bio (BAMN-2013), Jeju Island, South Korea: Aug. 26-30, 2013; Title: Graphene-wrapped metal oxide hybrids for super-capacitor behavior. (Session chair and Oral presentation).
3. International Conferences on Multifunctional Materials (ICMM-2011) (B.H.U-Varanasi, India: Dec 07-09, 2011) Title: Synthesis of coal-derived carbon nanotubes by arc discharge method.
2. International Conferences on Nanoscience and Technology (ICONSAT-2010) (Mumbai, India: Feb 17-20, 2010) Title: Effect of nitrogen variation on the synthesis of vertically aligned bamboo shaped C-N nanotubes using sunflower oil.
1. International Conferences on Nanoscience and Technology (ICONSAT-2008) (Chennai, India: Feb 27-29, 2008) Title: Functionalization effects on the electrical properties of multi-walled carbon nanotube- polyacrylamide composites.
10. Workshop on Nano and Advanced Materials and their applications (WONAMA-2012) (April 10-16, 2012), Department of Physics, B.H.U., Varanasi (Participation)
9. 5th One day conference on “New Trends in Research” Feb. 25, 2012. B.H.U., Varanasi (Participation)
8. National Conference on Nanomaterials and Applications: Present position and Road ahead (Mar 16-18, 2011), Organized by Nanoscience and Technology Centre, Dept. of Physics, B.H.U., Varanasi (Paper Presentation)
7. 4th One day conference on “New Trends in Research” Mar. 03, 2011. B.H.U., Varanasi (Participation)
6. 3rd One day conference on “New Trends in Research” Mar 30, 2010. B.H.U., Varanasi (Poster presentation)
5. 2nd One day conference on “New Trends in Research” Jan 17, 2009. B.H.U., Varanasi (Poster presentation)
4. 1st One day conference on “New Trends in Research” Oct 27, 2007. B.H.U., Varanasi (Oral presentation)
3. Symposium on Recent Developments in Nanomaterials. Mar 13-14, 2007. B.H.U., Varanasi (Paper Presentation)
2. National Workshop on Heterogeneous Catalysts and Kinetics (June 12-21, 2006)., Department of Chem. Eng. and Tech, B.H.U, Varanasi (Participation)
1. One day Workshop on Nanoscience and Technology, Mar 20, 2006. B.H.U., Varanasi (Participation)