Rational Design of a Graphene Oxide–Coated Separator for Thermally and Mechanically Stable Li Metal Anode

Figure 5

(a) Galvanostatic charge-discharge curves of Li/PE/LTO and Li/GO-S-0.1/LTO cells at 100 mA g^-1. (b) Rate capability of Li/PE/LTO and Li/GO-S-0.1/LTO cells under different rate at 25°C. (c) Galvanostatic charge-discharge curves of Li/GO-S-0.1/LTO at various current densities. (d) Thermal test of Li/PE/LTO and Li/GO-S-0.1/LTO cells after 100°C, 1 h aging. (e) Cycling performance of Li/PE/LTO and Li/GO-S-0.1/LTO cells at 100 mA g^-1. (f) Galvanostatic charge-discharge curves of Li/GO-S-0.1/LTO cell at different cycles.

(a)

(b)

(c)

(d)

(e)

(f)