Electron Bernstein Wave (EBW) current drive profiles and efficiency for STEPThomas Wilson, Simon Freethy, Mark Henderson, Alf Köhn-Seeman, Ivan Konoplev, Samuli Saarelma, David Speirs, Roddy Vann and the STEP teamEPJ Web Conf., 277 (2023) 01011DOI: https://doi.org/10.1051/epjconf/202327701011