A chiral mean-field equation-of-state in UrQMD: effects on the heavy ion compression stage Manjunath Omana Kuttan, Anton Motornenko, Jan Steinheimer, Horst Stoecker, Yasushi Nara and Marcus Bleicher Eur. Phys. J. C, 82 5 (2022) 427 Published online: 11 May 2022 DOI: 10.1140/epjc/s10052-022-10400-2