TY - RPRT TI - Massively parallel finite difference elasticity using block-structured adaptive mesh refinement with a geometric multigrid solver AU - Runnels, Brandon (ORCID:0000000330435227) AU - Agrawal, Vinamra AU - Zhang, Weiqun AU - Almgren, Ann (ORCID:000000032103312X) PY - 2021 DO - 10.1016/j.jcp.2020.110065 UR - https://www.osti.gov/biblio/1775926 ID - 1775926 ER -