Request Expert

Engineered materials for nanosensor and solar energy conversion applications. Si-ink, Graphene, organic semiconductors, nanocrystalline silicon. Current research focus is to develop cost-effective photovoltaic technologies using both organic and inorganic materials. Played key role in establishing multi-million dollar research effort in developing transformative photovoltaic technologies. Developed tools and methods for surface characterization using scanning tunneling microscope, optical spectroscopy, atomic force microscopy, kelvin probe microscopy, electron microscopy etc.

Developed nanomanipulation tools to engineer surfaces at single molecule scale using scanning probe microscope. Developed methods to characterize nanoscale structures using SPM based spectroscopy. Well experienced with molecule-molecule interactions on surfaces at atomic distances. Experienced in the dynamics of single atoms and molecules on surfaces.

Experienced in the development of thin film fabrication and characterization systems including: molecular beam epitaxy, UHV evaporation, sputter deposition, E-beam evaporation, ion beam assisted deposition, chemical vapor deposition. Deposited and processed metal, semiconductor, insulator thin films. Developed recipes for atomically sharp interfaces in metal/insulator/semiconductor thin films.