Runaway Electrons (IMAGE) American Physical Society Caption A computer-generated 3-D view shows runaway electrons in DIII-D based on high speed 2-D images of synchrotron emission from electrons traveling near the speed of light inside the tokamak. Credit N.W. Eidietis and M.R. Wade, General Atomics 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.