Rais-Rohani Research Detail Computational Modeling & Simulation Research – to study nonlinear behavior of structures, vehicle crashworthiness, progressive axial crush of thin-walled single- and multi-cell, multi-corner metallic tubes, and integrated process-product, material-product analysis using sequential finite element simulations.   Highlights of research sponsored by DOE and NSF: Finite element simulations of single- and multi-stage sheet