Energy absorption characteristics of three-layered sandwich panels with graded re-entrant hierarchical honeycombs cores
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DOI: 10.1016/j.ast.2020.106073
Abstract: Abstract Two innovative re-entrant hierarchical sandwich panels constructed by substituting the cell walls of re-entrant honeycombs with isotropic regular hexagon substructure (RHH) and equilateral triangle substructure (RHT) are proposed in this paper, and their crashworthiness… read more here.
Keywords: entrant hierarchical; energy absorption; sandwich panels;