Sodium aluminum battery (IMAGE) DOE/Pacific Northwest National Laboratory Caption Capturing intermittent renewable energy from solar arrays and wind turbines is the goal of a new energy storage technology that uses the Earth-abundant materials sodium and aluminum. Credit (Image by Sara Levine | Pacific Northwest National Laboratory) Usage Restrictions No restrictions. License Public Domain 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.