HAL Id: hal-00520624 https://hal.science/hal-00520624 Submitted on 23 Sep 2010 HAL is a multi-disciplinary open access archive for the deposit and dissemination of sci- entific research documents, whether they are pub- lished or not. The documents may come from teaching and research institutions in France or abroad, or from public or private research centers. L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignement et de recherche français ou étrangers, des laboratoires publics ou privés. Perforation of sandwich plates with graded hollow sphere cores under impact loading Huabin Zeng, Stephane Pattofatto, Han Zhao, Yannick Girard, Valia Fascio To cite this version: Huabin Zeng, Stephane Pattofatto, Han Zhao, Yannick Girard, Valia Fascio. Perforation of sand- wich plates with graded hollow sphere cores under impact loading. International Journal of Impact Engineering, 2010, 37, pp.1083-1091. 10.1016/j.ijimpeng.2010.05.002. hal-00520624