Figure 1: Metal dendrites and (PEO/ANF) 200 composite.
From: A dendrite-suppressing composite ion conductor from aramid nanofibres

(a) Top view scanning electron microscopy (SEM) images of copper dendrite penetrating through Celgard ICM. (b) SEM image of the tip of a copper (right) and lithium (left) dendrite. (c) Transmission electron microscopy image of ANF. (d) Top and (e) side view SEM images of (PEO/ANF)200. (f) Optical photograph of (PEO/ANF)200.