At University of Calcutta
Development of Lanthanide Containing Semiconductor Nanoparticles and Probing the Spatial Location of the Dopant by Fourier Transform Infrared Spectroscopy [Support from CRNN, University of Calcutta]
Sensitization of Lanthanide Luminescence Using Semiconductor Nanoparticles [Support from Science and Engineering Research Board (SERB), Department of Science and Technology (DST)]
Post-synthetic Modification of Semiconductor Nanoparticles [Support from University Grants Commission (UGC)]
Vibrational and Electronic Spectroscopic Investigation of Surface Properties in Lanthanide Incorporated Semiconductor Nanoparticles [Support from Science and Engineering Research Board (SERB), Department of Science and Technology (DST)]
Post-doctoral work at University of Pittsburgh
Lanthanide luminescence sensitization in nanoparticle assemblies with emphasis on understanding the underlying sensitization mechanism (in collaboration with Prof. Stéphane Petoud, CNRS, France).
Electron transfer in widely diversified systems like (a) bis-amino acid donor-bridge-acceptor oligomers (in collaboration with Prof. Christian E. Schafmeister, Temple University) and (b) nanoparticle assemblies.
Mechanism of lanthanide luminescence sensitization in molecular lanthanide complexes (in collaboration with Prof. Stéphane Petoud, CNRS, France and Prof. Claude Piguet, University of Geneva, Switzerland).
Ph.D. and post-doctoral work at Iowa State University
Photophysics of an antiviral agent named hypericin, in different proteins like Glutathione S-Transferases (GST) (in collaboration with Prof. William M. Atkins, University of Washington), low density lipoprotein (LDL) (in collaboration with Prof. Pavol Miskovsky, P. J. Safarik University and International Laser Center, Slovak Republic).
Solvation dynamics, using Coumarin 153 as a probe, in room temperature ionic liquids (RTILs) (in collaboration with Prof. Daniel W. Armstrong, University of Texas Arlington and Prof. Xueyu Song, Iowa State University) and in monomeric hemeproteins (in collaboration with Prof. Mark S. Hargrove, Iowa State University and Prof. Xueyu Song, Iowa State University).
Characterization of hypericin like pigments (e.g. maristentorin) in marine ciliates (in collaboration with Prof. Christopher S. Lobban, University of Guam and Prof. Daniel W. Armstrong, University of Texas Arlington).
Identification and detection of transmissible spongiform encephalopathy (TSE) in sheep and mice using fluorescence spectroscopy of the eye (in collaboration with Prof. Thomas A. Casey, National Animal Disease Center, Ames, Iowa and Prof. Mark A. Rasmussen, National Animal Disease Center, Ames, Iowa).
M.Sc. project work at Indian Institute of Technology Bombay
Ab-initio quantum chemical investigation of the spin states of some chain, monocyclic and bicyclic diradicals.