«mz¸ (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Yinan Hu aus der Arbeitsgruppe von Dmitry Budker mit einer Batterie vor dem Apparat zur Messung des Ladezustands Credit Foto/©: Arne Wickenbrock Usage Restrictions This image may only be used in connection with the press release "New simple method for measuring the state of lithium-ion batteries", issued by Johannes Gutenberg University Mainz on May 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.