Nanoparticles/Material Chemistry. Metal and semiconductor nanostructures, & Carbon Nanotubes - Synthesis, characterization, and surface functionalization; Optical properties, Photoelectrochemistry; and Sensor applications.
Energy Conversion. Design of
inorganic-organic nanoassemblies for light energy
conversion, Organic photovoltaics
Fuel cell and
Hydrogen production. Composite assemblies of
carbon nanostructures (carbon nanotubes, fullerenes etc), metal
nanoparticles (Pt, Au, Ag etc) and semiconductor nanostructures
(TiO2, ZnO, CdS etc) are being designed to improve the performance
of fuel cells and photocatlytic production of Hydrogen
Environmental
Science. Advanced oxidation processes for treating organic
wastes from
water - use of metal oxide
semiconductors such as TiO2,
SnO2 and
ZnO to sense and
degrade haloaromatics and azo dyes.
Simultaneous sensing and destruction of low level toxic organics.
Chemical Processes in Heterogeneous Media. Surface photochemical processes, molecular clusters, ultrafast photophysical and photochemical events in oxides and polymers, mechanism and kinetics of photoeffects at semiconductor/electrolyte interface