1. Joint Mass Spectrometry Centre, Chair of Analytical Chemistry, University Rostock, 18059 Rostock, Germany
2. Joint Mass Spectrometry Centre, Cooperation Group ‘Comprehensive Molecular Analytics’ (CMA), Helmholtz Zentrum München, 85764 Neuherberg, Germany
3. Photonion GmbH, 19061 Schwerin, Germany
4. Bundeswehr University Munich, 85577 Neubiberg, Germany
5. Department of Earth and Planetary Sciences, Weizmann Institute of Science, Rehovot 76100, Israel