Mathias Kläui (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Prof. Dr. Mathias Kläui Credit photo/©: Peter Pulkowski, JGU Usage Restrictions This image may only be used in connection with the press release "American Physical Society elects Mainz-based physicist Mathias Kläui as APS Fellow", issued by Johannes Gutenberg University Mainz on October 7, 2020. 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.