Collaboration
| since 2004 | Prof. Edward I. Solomon Department of Chemistry, Stanford University, California, U.S.A. |
| since 2002 | Prof. Ulf Ryde Department of Theoretical Chemistry, Lund University, Lund, Sweden. |
| since 2002 | Dr. Aleš Svatoš Mass Spectrometry Research Group, MPI for Chemical Ecology, Lund University, Jena, Thuringia, Germany. |