Coherence onset in PT-symmetric organic microcavities: towards directional propagation of lightKarla Roszeitis, Markas Sudzius, Alexander Palatnik, Rebekka Koch, Jan Carl Budich and Karl LeoJ. Eur. Opt. Society-Rapid Publ., 18 1 (2022) 6DOI: https://doi.org/10.1051/jeos/2022006