Cojocaru-Miredin, Oana; Schmieg, J.; Müller, Marius; … - 2022
One of the key materials for all-solid-state batteries based on oxide electrolytes is the polycrystalline Li 7 La 3 Zr 2 O 12 (LLZO). It has been reported that metallic Li can accumulate at LLZO grain boundaries during operation, causing a short circuit and, hence, a failure of the battery....