This is the corresponding code files for the publication: Babaei, Hamed, Raghunandan Pratoori, and Valery I. Levitas. "Simulations of multivariant Si I to Si II phase transformation in polycrystalline silicon with finite-strain scale-free phase-field approach." Acta Materialia 254 (2023): 118996.

The _*g identifier for the grainID and orientation files indicate the respective files for the given number of grains (55 or 910).