Research involves investigating powder behavior and infiltration techniques in 3D-printed ceramics and metals, enhancing shear properties of boron carbide and developing W-ZrC composites for aerospace and defense applications.

Dr. Kumar's research on Fe-Ta and Fe-W thin films investigates tunable magnetocaloric effects, exploring influences of film thickness and nanostructure for sustainable solid-state cooling technologies.

Research involves investigating oxide-based catalysts for OER, enhancing efficiency through nanocomposites and elucidating mechanisms using spectroscopy and synchrotron techniques, focusing on structure and defect states.

My research explores substrate-induced strain effects and interface engineering to optimize electronic, magnetic, and electrochemical properties in complex oxides and nickel oxide thin films for advanced device applications.

Dr. Kumar's research focuses on TiN and TiNxOy thin films for electrocatalysis, examining substrate conditions to optimize electronic properties for energy conversion applications like OER in water splitting.