Extremophiles and their Enzymes, Antimicrobial Resistance, Environmental Bioremediation, Microplastics and Nano-plastics, Nanomaterials for Enzyme Immobilization and Nano-delivery, Biobased Platforms for Chemicals.

1. PhD (Biochemistry), IIT Delhi, 1990

1. Professor, IISER Kolkata (current)
2. Professor (HAG), IIT Delhi (2019 - 2025)
3. Institute Chair Professor, IIT Delhi (2019 - 2025)
4. Dean (Corporate Relations), IIT Delhi (2022 - 2023)
5. Dean (Research & Development), IIT Delhi (2020 - 2023)

1. President, Association of Microbiologists of India from Association of Microbiologists of India (2023)
2. Basic Research Award, IIT Delhi from IIT Delhi (2021)
3. Fellow, American Chemical Society, USA from American Chemical Society, USA (2020)
4. Fellow, National Academy of Agricultural Sciences, India from National Academy of Agricultural Sciences, India (2019)
5. Vice President, Biotech Research Society of India from Biotech Research Society of India (2019)
6. Fellow, Royal Society of Chemistry, UK from Royal Society of Chemistry, UK (2018)
7. Fellow, Biotech Research Society of India (BRSI), India from Biotech Research Society of India (BRSI), India (2018)
8. Fellow, Academy of Microbiological Sciences, India from Academy of Microbiological Sciences, India (2018)
9. Malaviya Memorial Award for Teaching-Senior Faculty, BRSI India from BRSI India (2018)
10. United Nations Amway award, Japan from United Nations Amway award, Japan (1998)

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