SILICON-CARBON COMPOSITE, NEGATIVE ELECTRODE COMPRISING SAME, SECONDARY BATTERY USING SILICON-CARBON COMPOSITE, AND METHOD FOR PREPARING SILICON-CARBON COMPOSITE

摘要

The present specification relates to a silicon-carbon composite, a negative electrode including the same, a secondary battery using the silicon-carbon composite, and a method for preparing the silicon-carbon composite.

主权项

1. A silicon-carbon composite comprising:
a carbon assembly having a plurality of carbon nanowires or carbon nanotubes assembled, and having mesopores perforated in a length direction between a plurality of the carbon nanowires or the carbon nanotubes; and a silicon-based material provided in the mesopores of the carbon assembly.