Cryomodules of FRIB's linear accelerator (IMAGE) DOE/Oak Ridge National Laboratory Caption Cryomodules comprise FRIB’s linear accelerator, propelling heavy ions to half the speed of light into a target to make more than 1,000 new isotopes once found only in space. Credit Credit: Facility for Rare Isotope Beams Usage Restrictions None. License Original 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.