TY - RPRT TI - Special unitary particle pusher for extreme fields AU - Gordon, D. F. (ORCID:0000000308448988) AU - Hafizi, B. (ORCID:000000033627599X) PY - 2021 DO - 10.1016/j.cpc.2020.107628 UR - https://www.osti.gov/biblio/1668091 ID - 1668091 ER -