Superconducting Magnet Image (IMAGE) DOE/Princeton Plasma Physics Laboratory Caption PPPL principal engineer Yuhu Zhai with images of a high-temperature superconducting magnet, which could improve the performance of spherical tokamak fusion devices. Credit Collage by Kiran Sudarsanan / PPPL Office of Communications Usage Restrictions N/A 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.