Cosmology: Higher dimensional theories of gravity, braneworld scenario, inflation, primordial black holes, dark matter, dark energy

Foundations of Quantum Theory and Quantum Optics: Quantum entanglement, measurement problem, decoherence, Bohmian mechanics Cavity-QED, quantum information protocols through atom-photon interactions

Quantum Field Theory: Gauge field theories in 2+1 dimensions with Hopf and Chern-Simons >terms, solitonic configurations and fractional spin