Welcome to my homepage

Research Specialization

  1. Extensive experience in linear spectroscopy

  2. Nonlinear laser spectroscopy

  3. Time resolved studies in photochemistry

  4. Femtosecond fluorescence up-conversion technique

  5. Fluorescence spectroscopy in organized assemblies, surface second harmonic generation (SSHG) and magnetic field effect in small molecules in the gas phase

  6. Spectroscopy in Room temperature ionic liquids (RTILs)

  7. Characterization of Micelles, Reverse Micelles, Microemulsions in Room temperature ionic liquids (RTILs).

  8. Synthesis and optical properties of metal nanoparticles in aqueous and non-aqueous reverse micelles and investigation of solvent relaxation in reverse micelle.

  9. Fluorescence Correlation Spectroscopy  and fluorescence life time imaging


Current Research Interests


Micelle –Vesicle Transition


Inhibition of Fibrillar Assemblies of L-Phenylalanine by Crown Ethers



Influence of Sugars on DMPC Membrane



Sodium Chloride Triggered the Fusion of Vesicle



Protein Dynamics in Graphene Oxide Sheets through FLIM and FCS

Fluorescence Lifetime Imaging Microscopy of Hela Cell



CT-DNA and Berberine Cation in Confined Environment of  Reverse  Micelles



Intramolecular Proton Transfer of 1’-Hydroxy-2’-acetonaphthone (HAN) in cucurbit 7 uril



Excited State Intermolecular Proton Transfer of  D-Luciferin in AOT Reverse Micelle



Micelle to Vesicle Transition from Triblock Copolymers




Curcumin in  Polymeric Nanoparticles



A New Strategy for the Formation of IL-in-Oil Microemulsions and Spontaneous Vesicles



Facile Methods to Tune Structural Properties of Ionic liquid-in-Oil Microemulsions



Synthesis of Nano Particles in Micelles: A Study of Controlled Nanometal Surface Energy Transfer (NSET)



Modulation of the Photophysical Properties of Proton Transfer Chromophores inside Nanocavities



Sponsored research and consultancy undertaken

  1. Project Title : Synthesis, Characterization and Applications of Surface Active Ionic Liquids (SAILs) forming Self-assemblies and Investigation of Dynamical Process .
    Funding agency:  CSIR, Period: 01-10-2014 to 30-09-2017

  2. Project Title : Femtosecond Laser Facility to Investigate Confined Media, Biological Assemblies. Room Temperature Ionic Liquids and Nano-Materials.
    Funding agency:   SERB (DST) 27-03-2015 to 26-03-2020

  3. Project title: ‘Characterization of Ionic Liquid containing microheterogeneous media and Investigation of Ultrafast Processes in these confined media’.
    Funding agency: CSIR, Period: 01-02-2011 to 31-01-2014

  4. Project title: ‘Synthesis and optical properties of metal nanoparticles in aqueous and non-aqueous reverse micelles and investigation of solvent relaxation in reverse micelles in presence of metal nanoparticles’.
    Funding Agency: BRNS, Period: 16-02-2009 to 15-02-2012.

  5. Project title: ‘Study of ultrafast processes in ionic liquid containing micro heterogeneous media’.   
    Funding agency: CSIR, Period: 12-05-2006 to 11-05-2009

  6. Project title: ‘Characterization of Micelles, Reverse Micelles in Room temperature ionic liquids (RTILs) using Dynamic Light Scattering, Fluorescence Spectroscopy and use of these novel systems for photophysical, dynamical studies and nanoparticle synthesis’. 
    Funding agency: DST, Period: 01/10/2007 to 30/09/2010

  7. Project Title: ‘Spectroscopic Study of Photochemical reactions and solvation dynamics in solution and organized assemblies’.
    Funding Agency: CSIR, Period: July, 2000 to June, 2003.

  8. Project Title: ‘Photoinduced electron and energy transfer of some organic molecules in biologically relevant organized media’.
    Funding Agency: DST, Period: November, 2001 to  October, 2004.

  9. Project Title: ‘Ultrafast Spectroscopic Study of Solvation and Photochemical reactions in solution and organized assemblies’.
    Funding Agency: ISIRD, IIT-Kharagpur, Period: August, 1998 to July 2000.


Research Summary

  • No. of  Publications: 170
  • No of Ph. D. Students supervised & being supervised: 20
  • No of M. Sc. Students supervised & being supervised: 20
  • No of Sponsored Research Projects completed: 07
© All rights reserved, Department of Chemistry, IIT Kharagpur