Nonequilibrium ionization and ambipolar diffusion in solar magnetic flux emergence processesD. Nóbrega-Siverio, F. Moreno-Insertis, J. Martínez-Sykora, M. Carlsson and M. SzydlarskiA&A, 633 (2020) A66DOI: https://doi.org/10.1051/0004-6361/201936944