TY - RPRT TI - Massive tree-level splitting functions beyond kinematical limits AU - Höche, Stefan [Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)] (ORCID:0000000213706059) AU - LeBlanc, Matt [Brown Univ., Providence, RI (United States)] (ORCID:0000000159776418) AU - Roloff, Jennifer [Brown Univ., Providence, RI (United States)] (ORCID:0000000164793079) AU - Whitman, Grant [Brown Univ., Providence, RI (United States)] (ORCID:0000000213527659) PY - 2026 DO - 10.1103/7jj6-qfqh UR - https://www.osti.gov/biblio/3018275 ID - 3018275 ER -