Imène Goumiri, DOE/Princeton Plasma Physics Laboratory (IMAGE) DOE/Princeton Plasma Physics Laboratory Caption Goumiri has created a new system that will let scientists control the energy and rotation of plasma in real time in a doughnut-shaped machine known as a tokamak. Credit Eli Parke 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.