TY - RPRT TI - Physics-aware adaptive checkpointing with shadow systems for nonlinear PDE simulations AU - Gong, Qian [ORNL] (ORCID:0000000235704142) AU - Ainsworth, Mark [Brown University, Providence, RI] AU - Chen, Jieyang [University of Oregon] AU - Lee, Jaemoon [ORNL] (ORCID:0000000298689410) AU - Klasky, Scott [ORNL] (ORCID:0000000335595772) PY - 2026 DO - 10.1016/j.jocs.2026.102986 UR - https://www.osti.gov/biblio/3413720 ID - 3413720 ER -