I have been involved in the development, standardization, testing and use of avalanche transceivers since 1973.

Several publications have resulted from this work. For the details and for downloading, go to the Transceivers section.


Since 2011, I have been a member of the group "Sicherheit" of the "Regionalkonferenz Nördlich Lägern", an entity that fosters the participation of the local population in the process of selecting a site for a Swiss nuclear waste repository.

Several publications have resulted from this work. For the details and for downloading, go to the Nuclear Waste section.


These documents discuss the energy consumption of the Roggenfar condominium.

Sorry, these documents are only available in German. Several publications have resulted from this work. For the details and for downloading, go to the Roggenfar section.