Johnson-Cook parameter evaluation from ballistic impact data via iterative FEM modelling
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DOI: 10.1016/j.ijimpeng.2017.10.012
Abstract: Abstract A methodology is presented for evaluating a strain rate sensitivity parameter for plastic deformation of bulk metallic materials. It involves ballistic impact with a hard spherical projectile, followed by repeated FEM modelling, with predicted… read more here.
Keywords: fem modelling; impact; parameter; ballistic impact ... See more keywords