SHIPTRAP (IMAGE) Johannes Gutenberg Universitaet Mainz Caption This is the SHIPTRAP setup at GSI Darmstadt, Germany. Credit photo/©: GSI Darmstadt Usage Restrictions This image may only be used in connection with the press release "Solving a long-standing atomic mass difference puzzle paves way to the neutrino mass" provided by Johannes Gutenberg University Mainz. 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.