A battery small enough to be injected, energetic enough to track salmon
Tuesday, February 18, 2014 - 19:30
in Earth & Climate
This image shows the microbattery, created by Jie Xiao and Daniel Deng and colleagues, amid grains of rice. Scientists have created a microbattery that packs twice the energy compared to current microbatteries used to monitor the movements of salmon through rivers in the Pacific Northwest and around the world.