12/1990

- 03/1995
Scientific Coworker and Ph.D. student at Institute for Chemical Reaction Engineering, Technical University Clausthal, Supervisor: Professor Dr.-Ing. Ulrich Hoffmann

04/1991

- 09/1998
Various activities in lectures, exercises, practical lab work, seminars for Diploma courses; supervisor of many students, diploma workers and scientific coworkers

10/1992

- 09/1998
Attraction, preparation and coordination of various projects funded by third parties (German Science Foudation - DFG, German Ministery of Research and Development - BMBF, Volkswagen-Foundation, European Community - EU/BriteEuram, and Partners of the Chemcial Industries)

03/1995

Ph.D. degree (Doktor-Ingenieur) in Process Engineering (Mark: "with distinction"); Dissertation title: "Reactive distillation with catalytically active random packings - a new process for the production of the fuel component MTBE"

04/1995

- 09/1998
Scientific head of research groups "Reactive Distillation" and "Electrochemical Reaction Engineering" at Institute for Chemical Reaction Engineering, Technical University Clausthal

10/1997

- 04/1998
Postdoctoral researcher at Department of Chemical and Process Engineering, University of Newcastle, Newcastle upon Tyne, Great Britain; Research project: "Direct methanol polymer electrolyte fuel cell (DMFC)"

07/1998

Habilitation degree (Dr.-Ing. habil.) at Technical University Clausthal, Venia legendi: "Chemical and Separational Process Engineering"

since 10/1998

Head of research group "Physical and Chemical Process Engineering" at Max-Planck-Institut für Dynamik komplexer technischer Systeme, Magdeburg

since 10/1999

Full Professor (C4) for Process Systems Engineering at Otto-von-Guericke-Universität in Magdeburg, Faculty for Process and Systems Engineering

since 07/2001

Director and Scientific Member at the Max-Planck-Institut für Dynamik komplexer technischer Systeme, Magdeburg

01/2003

- 12/2004
Managing Director of the Max-Planck-Institut für Dynamik komplexer technischer Systeme, Magdeburg

since 01/2005

Managing Director of the Institute for Process Engineering of Otto-von-Guericke-Universität in Magdeburg