Wendelstein 7-X (IMAGE) Max-Planck-Institut für Plasmaphysik (IPP) Caption The magnet system of Wendelstein 7-X. Fifty superconducting magnet coils create the magnetic cage for confining the plasma. In the twisted coil forms, computational optimisation has taken shape. Credit Graphic: Max Planck Institute for Plasma Physics Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.