- Key investigator of series of US Government Contracts from DARPA, US Airforce, US Army Research Office, US Army Natick SoldierResearch, Development & Engineering Center, NASA- Author of more than a 100 publications and 10 US patents- Development and fabrication of commercial quality (large area, scattering free) LCP CDWs with nearly 100% diffraction efficiency- Development and fabrication of commercial quality LCP VWs for UV-IR wavelengths with desired vortex degree and defect size lessthan 2 micron- Fabrication of LCP DWLs with different focal lengths- Fabrication of broadband and ultra-broadband LCP CDWs, VWs and DWLs- Development of imprinting technique for fabrication of large-area and high-efficiency LCP CDWs- First experimental realization and demonstration of beam steering device based on LCP CDWs and Liquid crystal phase retarders(LCPR)- First experimental realization and demonstration of desired degree vortex generator based on LCP vortex waveplates and LCPRs- Experimental realization of Laser-induced thermal diffusion (Soret Effect) in Magnetic Fluids- Experimental realization and demonstration of energy transfer between laser beams due to recording of optical axis gratings in liquidcrystals- Prediction of Hysteresis of Light Induced Fréedericks Transition due to the Static Electric and Magnetic Fields- Developing Gaseous Optical Systems for High Energy Laser Beam Control and Anti-Laser Defense: Experimental demonstration ofLaser beam diffraction on gaseous gratings created by ultrasound waves- Fabrication and Demonstration of Eclipsor Device for eclipsing the sun artificially using Liquid crystal film