1. Field theoretical development: Critical phenomena, Nonlinear sigma model, Superstring and supersymmetric gauge theory, AdS /CFT and Black holes. 
  2. Condensed matter physics development: Electrons in Low Dimensions, Correlated Electronic Systems, Quantum Hall Effects, Superconductivity. Mesoscopic fluctuations, Nano devices.
  3. Mathematical Physics: Random matrix theory, Topology of moduli space, Intersection numbers, Universalities for the space and time correlations, Distribution of zeros of Riemann Zeta function.
  4. Biological studies: Statistics of DNA, RNA sequences, Protein foldings.
  5. Measurement of biological cell and  protein by scanning near field optical microscope (SNOM), from room temperature to  liq. He temperature.