Fluorination and chlorination effects on the charge transport properties of the IDIC non-fullerene acceptor: an ab-initio investigationMaria Andrea, Konstantinos Kordos, Elefterios Lidorikis and Dimitrios PapageorgiouEPJ Photovolt., 13 (2022) 15DOI: https://doi.org/10.1051/epjpv/2022012