TY - RPRT TI - On the transition to large fluxes and access to second stability in gyrokinetic simulations of electromagnetic turbulence in STEP AU - Kennedy, D. [Culham Campus; University of Oxford] (ORCID:000000017666782X) AU - Zhang, Y. [University of Oxford; Tokamak Energy Ltd; Culham Campus] AU - Adkins, T. [Princeton Plasma Physics Laboratory] (ORCID:0000000150288047) AU - Ivanov, P.G. [Culham Campus; University of Oxford] (ORCID:0000000197204357) AU - Casson, F.J. [Culham Campus] (ORCID:0000000153715876) AU - Dudding, H.G. [Culham Campus] (ORCID:0000000234130861) AU - Patel, B.S. [Culham Campus] (ORCID:0000000301211187) AU - Roach, C.M. [Culham Campus] (ORCID:0000000158560287) AU - Wilson, H.R. [UK Industrial Fusion Solutions Ltd] PY - 2026 DO - 10.1088/1741-4326/ae9323 UR - https://www.osti.gov/biblio/3625684 ID - 3625684 ER -