Presentation Information
[P41]Phase-Field Crystal Coupled Model for Cyclic Single-Crystal Copper
○Jingkai Bo1, Xiao-Wen Lei1, Toshiyuki Fujii1 (1. Insitute of Science Tokyo)
Keywords:
Phase field fracture,Fatigue crack growth,EBSD informed anisotropy
We build a unilateral Ambrosio-Tortorelli (AT2) fracture model coupled to a PFC defect field for [111] cyclic single-crystal Cu with a (11-2) notch. Conjugate-gradient mechanics and FFT updates capture notch-driven crack initiation and yield cycle-by-cycle crack-growth and fatigue metrics.
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