Homepage of Dr. Pradipta Purkayastha


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Dr. Pradipta Purkayastha
Associate Professor 
Department of Chemical Sciences
Indian Institute of Science Education and Research, Kolkata
Mohanpur 741246, WB, India.

Research Interests:
  •  Photophysical characterization of new organic and inorganic molecules in microheterogeneous environments.
  • Host-guest interaction and applications in biological environments.
  • Synthesis and application of metal nanoparticles and nanoclusters in drug delivery.
  • Carbon nanoparticles in photoinduced energy/electron transfer.
  • Fluorescence Lifetime Imaging (FLIM)
  • Fluorescence Correlation Spectroscopy (FCS)

Selected Recent Publications:

T. Das, D. K. Poria and P. Purkayastha, NIR-emitting chiral gold nanoclusters coated with g-cyclodextrin are pH sensitive: Application as biomarker, Nanomedicine, 12, 2016, 1105-1112.

S. Mondal, S. K. Seth, P. Gupta and P. Purkayastha, Ultrafast Photoinduced Electron Transfer between Carbon Nanoparticles and Cyclometalated Rhodium and Iridium Complexes, J. Phys. Chem. C 119, 2015, 25122–25128.

S. Das, A. Maity and P. Purkayastha, Effect of environment pH on the photophysics of fisetin in solid lipid nanoparticles, J. Photochem. Photobiol. B: Biology 153, 2015, 305-310.

S. Mondal, T. Das, A. Maity, S. K. Seth and P. Purkayastha, Synergic influence of reverse micelle confinement on enhancement in photoinduced electron transfer to and from carbon nanoparticles, J. Phys. Chem. C 119, 2015, 13887–13892.

S. K. Seth, S. Mandal, P. Purkayastha and P. Gupta, Cyclometalated mono and dinuclear rhodium(III) and iridium(III) complexes with imidazolyl phenanthrolines: Synthesis, photophysical and electrochemical studies, Polyhedron, 95, 2015, 14-23.

T. N. Nag, T. Das, S. Mondal, A. Maity, and P. Purkayastha, Promoting the “water-wire” mechanism of double proton transfer in [2,2'-Bipyridyl]-3,3'-diol by porous gold nanoparticles, Phys. Chem. Chem. Phys., 17, 2015, 6572 - 6576. 

S. Mondal, T. Das, P. Ghosh, A. Maity, A. Mallick and P. Purkayastha, Surfactant chain length controls photoinduced electron transfer in surfactant bilayer protected carbon nanoparticles, Mater. Lett. 141, 2015, 252-254.