CPC H01M 4/587 (2013.01) [H01M 4/0471 (2013.01); H01M 4/1393 (2013.01); H01M 4/1395 (2013.01); H01M 4/386 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01)] | 10 Claims |
1. An anode active material for a lithium secondary battery, comprising:
an amorphous carbon-based particle comprising pores formed in at least one of an inside of the particle and a surface of the particle, wherein a pore size of the carbon-based particle is 20 nm or less; and
silicon formed from a silicon-based compound gas at an inside of the pores of the carbon-based particle or on the surface of the carbon-based particle,
wherein the silicon has an amorphous structure or has a crystallite size measured by an X-ray diffraction (XRD) analysis which is 7 nm or less.
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