System simulations for the ALICE ITS detector upgrade Simon Voigt Nesbo, Johan Alme, Matthias Bonora, Piero Giubilato, Håvard Helstrup, Matteo Lupi, Gianluca Aglieri Rinella, Dieter Röhrich, Joachim Schambach, Ruben Shahoyan and Arild Velure EPJ Web Conf., 245 (2020) 02011 Published online: 16 November 2020 DOI: 10.1051/epjconf/202024502011