New 3D microbatteries stand up to industry standard thin-film counterparts Apr 5, 2021 9:30 am by Lois YoksoulianResearch Share on Facebook Tweet Email Images U of I researchers have introduced a fabrication process that builds microbatteries with thick, 3D electrodes using lithography and electrodeposition. The prototype shows the highest peak power density of any reported microbatteries. Share on Facebook Tweet Email