COMPOSITE CARBON PARTICLES AND USE THEREOF

Composite carbon particles including a porous carbon material and a silicon component, the composite carbon particle having an average aspect ratio of 1.25 or less, and a ratio (I/I) of a peak intensity (I) in the vicinity of 470 cmto a peak intensity (I) in the vicinity of 1580 cmas measured by Raman spectroscopy of 0.30 or less, wherein the porous carbon material satisfies V/V>0.80 and V/V