TY - RPRT TI - Multi-field dark energy: Cosmic acceleration on a steep potential AU - Akrami, Yashar AU - Sasaki, Misao (ORCID:0000000159240664) AU - Solomon, Adam R. (ORCID:0000000274113951) AU - Vardanyan, Valeri PY - 2021 DO - 10.1016/j.physletb.2021.136427 UR - https://www.osti.gov/biblio/1787131 ID - 1787131 ER -