Sublimation of ice-dust mixtures in cooled vacuum environments to reproduce cometary morphologies David Haack, Anthony Lethuillier, Christopher Kreuzig, Clément Feller, Bastian Gundlach, Antoine Pommerol, Jürgen Blum and Katharina Otto A&A, 649 (2021) A35 Published online: 07 May 2021 DOI: 10.1051/0004-6361/202140435