Nicolás ContrerasXihong ZhangHong HaoFrancisco Hernández2026-03-222026-03-22202510.2139/ssrn.5369858https://doi.org/10.2139/ssrn.5369858https://andeanlibrary.org/handle/123456789/84475enMetamaterialMaterials scienceAcousticsThe Influence of Artificial Gaps in Locally Resonant Elastic Metamaterial Under Impact Loadingpreprint