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Welcome to the research group of Prof. Johann Kroha

Research Topics

Theory of strongly correlated electron systems


  • Development of new techniques for strongly correlated systems
  • Exotic ground states in quantum impurity systems
  • Heavy fermion systems
  • Combination of band structure calculations and strongly correlated methods in quantum impurity systems


Mesoscopic physics


  • Non-equilibrium dynamics and transport in correlated systems
  • Decoherence at low temperatures
  • Correlation effects in quantum dots and other low-dimensional systems


Disorder and interaction in electronic systems


  • Surface charge density oscillations
  • Anderson localization in random optical systems:
    - Propagation and localization of classical waves in random media
    - Random lasers


Cold atoms


  • Optical lattices, Bose Josephson junctions, merging of the condensates


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