Energy storage startup SPARKZ licenses ORNL cobalt-free battery tech (image) DOE/Oak Ridge National Laboratory Share Print E-Mail Caption Nitin Muralidharan, a postdoctoral researcher at ORNL, performs synthesis of a cathode material using a continuous stirred tank reactor for the development of cobalt-free batteries. Credit Ilias Belharouak/Oak Ridge National Laboratory, U.S. Dept. of Energy 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.