PPPL's David Gates at W7-X (IMAGE) DOE/Princeton Plasma Physics Laboratory Caption David Gates, the stellarator physics leader at PPPL by the completed X-Ray crystal spectrometer on the W7-X in October. Credit Photo by Hans-Stephan Bosch 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.