Wendelstein 7-X (IMAGE) Max-Planck-Institut für Plasmaphysik (IPP) Caption The Wendelstein 7-X stellarator device at IPP Greifswald, Germany. Credit IPP, Volker Steger 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.