Dr. Susanta Sinha Roy obtained his M.Sc in Physics from Calcutta University and Ph.D. from Jadavpur University, India. Dr. Roy has teaching experience in courses of materials science and engineering, bio-medical engineering and molecular spectroscopy. He has expertise on three research areas: i) Nanomaterial synthesis and characterisation, ii) Physics of fluid flow in micro-channel, iii) Dielectric and electrochemical measurements. He has supervised five Ph.D. students and seven Masters students, published two book chapters, over hundred research papers in peer reviewed journals of international repute, presented seventy conference papers and completed four sponsored projects. He has collaboration with national and international centers of excellence in research including, University of Alberta, Canada, Ulster University, UK, IIT Mumbai, Hasselt University, Belgium and University of Witwatersrand, South Africa.
Materials structure and property, Thermodynamics, Biomedical Physics, Nanomaterials and Nanophysics, Experimental techniques for material characterization. Heat and Mass Transfer. Fluid and Solid Mechanics, Visible and Invisible Light Waves, Electrodynamics.
Materials: Graphene, carbon nanotube, oxide ceramics, nanocomposite, liquid crystals, polymer composite, nanofluid, inorganic nanowire such as ZnO, Si.
Processing: Deposition (physical vapor deposition and chemical vapor deposition, etc.) and growth phenomena in thin films, nanotube, nanowire, graphene. Substrate film interactions and their control. Surface modification, nanostructure, nano-electrode by FIB. Micro/Nanofabrication using soft, UV and nanoimprint lithographic techniques.
Structure: Nanomaterials structure and morphology by SEM, TEM, XRD and AFM. Bonding configuration by Raman, X-ray photoelectron and NEXAFS spectroscopies. Size effects on functional properties of nanomaterials. Clamping effects on the structural, mechanical and electrical behavior of the materials. Role of surface defect in deposition mechanism.
Physical Property: Dielectric, electrical conductivity, electrochemical, optical, nanomechanical properties, stress and elastic properties, fluid flow characterisation and heat transfer property.
Applications: Carbon based devices for nanoelectronics, sensors and energy applications. Smart carbon coating on polymer and biomedical devices. Microfluidic device and fuel cell.