Chris Tully, DOE/Princeton Plasma Physics Laboratory (image) DOE/Princeton Plasma Physics Laboratory Share Print E-Mail Caption Princeton physicist Chris Tully in the PTOLEMY laboratory at PPPL. Behind him are powerful superconducting magnets on either side of the vacuum chamber. Credit Elle Starkman/PPPL Office of Communications Usage Restrictions None Share Print E-Mail 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.