garnet-grains r3 16x9 (IMAGE) DOE/Argonne National Laboratory Caption The research team used a powerful X-ray diffraction technique to characterize grains in next-generation battery materials called garnets. Each colored blob represents a grain. Left image: the grains before battery operation; right image: after battery failure. Credit (Image by Argonne National Laboratory.) Usage Restrictions Original Content 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.