# Activities and Interest

- Correlation driven metal insulator transitions, Charge (or Spin)-density wave and other instabilities in electron systems, phenomenology of High-Tc superconductors, heavy fermions and Kondo effect.
- Phenomenology and modeling of correlated systems. dichalcogenides, spinels and other frustrated systems, double perovskites.
- Oxide Hetero-Interfaces: nature of superconductivity, magnetism, Lifshitz transition, Majorana modes, disorder. Topological effects in condensed matter.
- Statistical mechanics and studies of correlated and frustrated models (e.g., the Hubbard and extended-Hubbard models, Falicov-Kimball model): Spinels, magnetic and orbital frustration, Kitaev model, excitons.
- Electron-phonon interaction, formation and stability of polarons. Electrons in a strong magnetic field.
- Correlated, disordered Bosons: phase diagram, low-lying excitations and thermodynamics, competition between correlation and disorder.
- Quantum phase transitions, d4 systems.
- Statistical mechanics of quasicrystals, NP-complete problems in physics.