Direct-Drive Fusion (IMAGE) University of Rochester Caption In the direct-drive method of inertial confinement fusion, laser beams directly strike the fuel pellet. Credit Graphic by Michael Osadciw/University of Rochester. 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.