1998-present : Project (Prof. J. Hoefs and A.M. van den Kerkhof) supported by the DFG: “Fluid-Geschichte und Entwicklung von Ultrahochdruck (UHP)-Gesteinen am Beispiel von Dabie Shan, China”.

1998-present : External advisor in CONICET project PIP 0658/98, Argentina. “Metallogenetic evolution of the San Luis Range, Argentina” (Director: Dr. L. Malvicini); since 1999 project P-348903 (same title): Universidad Nacional de San Luis (Dr. N. Urbina).

1997-1999 : Participant in the SFB (Collaborative Research Center) 468 financed by the Deutsche Forschungsgemeinschaft (DFG) “Interactions at geological interfaces“. Project title: "Secondary exchange processes in quartz: visualization by cathodoluminescence and causes"; Co-promoter doctoral thesis A. Müller.

1990-1994 : Part of the research group involved in several studies at the IGDL in the frame of the German Deep Drilling Program (KTB).