Microbattery for Tagging Salmon (IMAGE) DOE/Pacific Northwest National Laboratory Caption This image shows the microbattery, created by Jie Xiao and Daniel Deng and colleagues, amid grains of rice. Credit Kristin Nolan Usage Restrictions None License Licensed 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.