Figure 8 | Scientific Reports

Figure 8

From: Mechanochemical synthesis of Si/Cu3Si-based composite as negative electrode materials for lithium ion battery

Figure 8

(a) Cycling performance of specific discharge (lithiation)/charge (delithiation) capacity for SCVH, SCVH+W and C-SCVH+W conducted at current density 200 mA g−1 between 0.002 V to 1.5 V. (b) Areal charge (delithiation) capacity comparison for C-SCVH+W of varied loading (0.8/2.3 mg cm−2) conducted at current density 100 and 200 mA g−1 between 0.002 V to 1.5 V. (c) Charge (delithiation) capability of SCVH, SCVH+W and C-SCVH+W at various charge and discharge rates conducted at current density 0.1, 0.2, 0.4, 1.0, 2.0, 4.0 then 0.2, 0.1 A g−1 between 0.002 V to 1.5 V.

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