ANODE MATERIAL FOR ALL-SOLID SECONDARY BATTERY AND PREPARATION METHOD THEREOF, ANODE LAYER AND ALL-SOLID SECONDARY BATTERY INCLUDING THE SAME

The present invention relates to an anode material, an anode layer including the same, an all-solid secondary battery including the anode layer, and a method of preparing the anode material. The metal-carbon composite includes a carbon material and metal particles. The metal particles are uniformly dispersed and complexed in the carbon material.