Silicon-carbon composite material, method of manufacturing the composite material, as well as electrode material and battery containing the composite material

The present invention relates to a silicon-carbon composite material which is present in a form of porous secondary particles, and containing silicon nanoparticles, one or more conductive carbon additives and a conductive carbon coating layer. The present invention further relates to a process for the preparation of the composite material, and an electrode material and a battery containing the composite material.