Search Results - "Zirkle, Theodore"

Micromechanical crystal plasticity back stress evolution within FCC dislocation substructure by Zirkle, Theodore, Zhu, Ting, McDowell, David L.

“…•A micromechanical back stress form is implemented in a crystal plasticity model.•Equations are developed for dislocation density and substructure…”
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Analysis of monotonic and cyclic crack tip plasticity for a stationary crack tip in a FCC crystal by Zirkle, Theodore, McDowell, David L.

“…•A physically-based crystal plasticity model is used to study crack tip fields.•Monotonic and cyclic loading scenarios are investigated.•The evolution of…”
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Modeling cyclic deformation of austenitic stainless steels at elevated temperatures using a physically-based mesoscale crystal plasticity framework by Zirkle, Theodore, McDowell, David L.

“…Austenitic stainless steels demonstrate significant changes in key macroscale deformation responses at elevated temperatures; these changes are relatively…”
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Crystal Plasticity Modeling of Hydrogen and Hydrogen-Related Defects in Initial Yield and Plastic Flow of Single-Crystal Stainless Steel 316L by Zirkle, Theodore, Costello, Luke, McDowell, David L.

“…Understanding of and accounting for various mechanisms that affect inelastic deformation of crystalline metals in the presence of hydrogen remains an unsettled…”
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