Three-component modelling of O-rich AGB star winds - I. Effects of drift using forsterite C. Sandin, L. Mattsson, K. L. Chubb, M. Ergon and P. M. Weilbacher A&A, 677 (2023) A27 Published online: 29 August 2023 DOI: 10.1051/0004-6361/202345841