Department of Chemical Engineering, IIT Guwahati
Sponsor: Department of Science and Technology, Government of India
Period: 2005–08 (3 years)
Sponsor: Department of Biotechnology, Government of India
Period: 2006–08 (2 years)
Co-PI: Prof. Pinakeswar Mahanta
Sponsor: DRDO, Ministry of Defense, Government of India
Period: 2007–09 (2 years)
Co-PI: Prof. M.K. Purkait
Sponsor: MNRE, Government of India
Period: 2008–11 (3 years)
Co-PIs: Prof. Pinakeswar Mahanta, Dr. Pankaj Kalita
Sponsor: MNRE, Government of India
Period: 2008–11
Co-PI: Prof. Pinakeswar Mahanta
Sponsor: CSIR, Government of India
Period: 2010–13 (3 years)
Sponsor: DBT, Government of India
Period: 2018–21
Co-PI: Dr. Lepakshi Barbora-Borah
Sponsor: DBT, Government of India
Period: Jointly with Dr. Nishi Bhardwaj
Sponsor: CSIR, Government of India
Period: 2020–23
Co-PI: Dr. Lepakshi Barbora-Borah