Image (IMAGE) University of Tsukuba Caption Researchers from the University of Tsukuba, Tokyo Institute of Technology, Hiroshima Institute of Technology, et al. induced substantial motion of oxide ions within perovskite crystals by using pulses of ultraviolet light. Such motion provides a means to store energy in the crystals. This development will help researchers improve the functionality of solid-state electrolytes in batteries and fuel cells. Credit University of Tsukuba Usage Restrictions Unauthorized use is prohibited 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.