(IMAGE) Université de Genève Caption The solid electrolyte developed by the UNIGE team lets the ions move efficiently within the sodium batteries. Credit Xavier Ravinet / Olivier Gaumer – UNIGE Usage Restrictions none License Original 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.