Phase-field modelling of the dynamics of Z-ring formation in liposomes: Onset of constriction and coarsening C. B. Picallo, R. A. Barrio, C. Varea, T. Alarcón and A. Hernandez-Machado Eur. Phys. J. E, 38 6 (2015) 61 Published online: 25 June 2015 DOI: 10.1140/epje/i2015-15061-0