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Table 1 Discharge capacity and capacity retention of the pristine and composite samples at various current densities

From: Attachment of Li[Ni0.2Li0.2Mn0.6]O2 Nanoparticles to the Graphene Surface Using Electrostatic Interaction Without Deterioration of Phase Integrity

Current density

44 mA g−1 (mAh g−1)

110 mA g−1 (mAh g−1)

220 mA g−1 (mAh g−1)

660 mA g−1 (mAh g−1)

1320 mA g−1 (mAh g−1)

Retention rate (%)

Pristine

229

194

170

134

101

44.1

Composite 0.5

260

228

203

164

123

47.3

Composite 2.0

287

253

225

179

151

52.6

Composite 5.0

276

243

215

174

145

52.5

  1. The percentages refer to the retention of the capacity at the 31st cycle compared with that at the 3rd cycle in Fig. 6a

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