CPC H01M 4/366 (2013.01) [H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/364 (2013.01); H01M 4/386 (2013.01); H01M 4/587 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01)] | 10 Claims |
1. A negative electrode comprising:
a current collector;
a first negative electrode active material layer positioned on at least one surface of the current collector, wherein the first negative electrode active material layer comprises a first carbonaceous active material; and
a second negative electrode active material layer positioned on a surface of the first negative electrode active material layer, wherein the second negative electrode active material layer comprises a silicon-based active material and carbon nanotubes,
wherein the carbon nanotubes are positioned in a line contact mode and distributed homogeneously only on the surface of the silicon-based active material, and
wherein the second negative electrode active material layer further comprises a second carbonaceous active material.
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