SIMS Lab at GFZ (IMAGE) GFZ Helmholtz-Zentrum für Geoforschung Caption Secondary ion mass spectrometry (SIMS) facility at GFZ German Research Centre for Geosciences in Potsdam. Credit (photo: Frédéric Coffignal) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.