MPM with pressure-dependent yield and Grady-Kipp fragmentation models is validated for asteroid hypervelocity impacts and reproduces large coherent fragments like those on Eros.
Journal of GeophysicalResearch:Planets97,14735–14759
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Simulations of hypervelocity rocky-on-icy impacts show porosity controls crater morphology but not the efficient vaporization of the rocky impactor material.
citing papers explorer
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The Material Point Method (MPM) for simulating hypervelocity impact on asteroids
MPM with pressure-dependent yield and Grady-Kipp fragmentation models is validated for asteroid hypervelocity impacts and reproduces large coherent fragments like those on Eros.
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Numerical Simulations of Hypervelocity Micrometeoroid Impacts: Rocky Impactors onto Icy Targets and the Role of Porosity
Simulations of hypervelocity rocky-on-icy impacts show porosity controls crater morphology but not the efficient vaporization of the rocky impactor material.