Fig. 3
From: Two-dimensional materials for high density, safe and robust metal anodes batteries
The dendrite prohibition mechanism of several graphene-based materials as SEI protective layer. a The Li plating behavior on the pure Li and SR-G-Li anodes. Top-view of the b bare Li anode and c SR-G-Li anodes. Reprinted with permission from [105]. Copyright 2018, Wiley. d TEM image of Gr–Si NP. e A higher-magnification TEM image for the same Gr–Si NP, dashed area in e. f A visualization of the origins (red arrows) from which individual graphene layers grow. g The sliding process of the graphene coating layers that can buffer the volume expansion of Si. h Gr–Si NPs attached to the surface of Au wire and Li/LiO2 electrode. i After lithiation. j A lithiation process of Gr–Si NPs for both non-defective and defective graphene encapsulation. Reprinted with permission from [112]. Copyright 2015, Springer Nature