at Leibniz Institute for Applied Geosciences, Hannover (2001-2003):

Hydrogeothermal modeling of the Soultz HDR reservoir
(in frame of the European HDR geothermal energy project at Soultz-sous-Forêts, France)

at Fraunhofer IFAM, Bremen (1999-2001):

Demonstration Center SIMTOP
(Numerical Simulation Techniques for Process and Component Optimization)

at Geological Institute, Bonn University (1993-1999):

Coseismic well level changes following the Roermond earthquake
(PhD thesis, completed June 1999)

Earthquake early warning systems
(Diploma thesis, completed Dec. 1994)

In-situ pore pressure studies in the Koyna region (India)
(Indo-German research collaboration, 1994-2003)