▎ 摘　　要

NOVELTY - Silicon-based porous compound comprises silicon particles, structure surrounding silicon particles. The structure includes multiple of pores, and pores are larger than the silicon particles. USE - Silicon-based porous compound. ADVANTAGE - The silicon-based porous compound has excellent charge/discharge capacity and life characteristics. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) a electrode material, which comprises silicon-based porous compound; (2) a secondary battery, which comprises electrode material; and (3) a method for producing silicon-based porous compound, which involves forming silicon-structure-organic compound compound, heat-treating the silicon-structure-organic compound compound.