Dynamic flow stress of pure polycrystalline aluminum: Pressure-shear plate impact experiments and extension of dislocation-based modeling to large strains

2020/10/12 by Bryan Zuanetti, Darby J. Luscher, Kyle Ramos +3 · 2 citations
Materials Science · Earth and Planetary Sciences · Engineering · #High-Velocity Impact and Material Behavior #High-pressure geophysics and materials #Energetic Materials and Combustion

paper · doi:10.1016/j.jmps.2020.104185

Citations

• A constitutive description of the deformation of copper based on the use of the mechanical threshold stress as an internal state variable
• Velocity dependent dislocation drag from phonon wind and crystal geometry

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