* Calculation of electronic states and transitions using many-particle methods (computational chemistry)
* Spectroscopy and radiationless relaxation of polyatomic molecules 
* Electron-molecule scattering, photoionization and Auger decay
* Wave packet dynamics (the multi-configuration time-dependent Hartree method).
* Chaos and statistics 
* Structure and dynamics of quasi-one-dimensional systems 
* Stable multiply charged anions of isolated small molecules and clusters 
* Fundamental aspects, electronic structure and dynamics of atoms and molecules in strong magnetic fields
* Bose-Einstein Condensation
* Interatomic/Intermolecular Coulombic Decay (ICD)