Tokamak Magnetic Islands (IMAGE) American Physical Society Caption A schematic view of the DIII-D tokamak shows magnetic islands, along side computer simulations of a magnetic island and turbulence. Credit DIII-D National Fusion Facility 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.