Instantaneous charge separation in non-fullerene acceptor bulk-heterojunction of highly efficient solar cellsV. A. Camargo Franco, Nicola Gasparini, Tetsuhiko Nagahara, Larry Lüer, Giulio Cerullo and Christoph BrabecEPJ Web Conf., 205 (2019) 05010DOI: https://doi.org/10.1051/epjconf/201920505010