since 2008 | Director of the Center for Environmental Research and Sustainable Technology, University of Bremen (UB) , Germany |
since 2001 | Professor for Chemical Engineering – Regeneration and Recycling at the Faculty of Production Engineering, UB |
2000 – 2001 | CAPES/DAAD Visiting Professor for Process Integration at Federal University of Rio Grande do Sul, Brazil |
1993 – 1999 | Postdotoral Research Fellow at the Department of Environmental Engineering (DEE), Technical University of Hamburg-Harburg (TUHH), Germany |
1994 – 1997 | Research Fellow at the GKSS Forschungszentrum GmbH, Geesthacht, Germany |
1998 | Ph.D. (Dr.-Ing.) with distinction at the Faculty of Process Engineering, TUHH |
1987 - 1993 | Studies of Chemical and Process Engineering at the TUHH |