 Numerical Modeling and Analysis for Geometrical and wave optics phenomena- Finite Difference Time Domain Modeling (FDTD), Finite Element Method (FEM)
 Mid‐ Infrared Focal Plane Arrays Enhancement using Dielectric Microspherical Arrays
 Super-Resolution Effects, Super-Resolution Microscopy, Label Free-Nanoscopy Mechanisms and Modeling  Microsphere /Microfiber Assisted Microscopy, Confocal Microscopy, Scanning Electron Microscopy (SEM)
 Microfabrication, Wet Etching Optical Fiber for Coupling and Sensing Application  Fiber Optics, Micro Optics, Optoelectronics, Spectroscopy, Coupled-Cavity Arrays and Waveguides  Novel Structures for Optical Telecommunication Devices, Nonreciprocal asymmetric Structures, Optical Isolators and Frequency Demultiplexers, Modeling, Analysis and Fabrication
 Whispering Gallery Modes (WGMs) based Graphene sensors
 Laser–Material Interaction Modeling and Analysis, Particle in Cell simulation (PIC)