Shrinkage mechanisms of grain boundary loops in two-dimensional colloidal crystals François A. Lavergne, Arran Curran, Dirk G.A.L. Aarts and Roel P.A. Dullens Eur. Phys. J. B, 92 7 (2019) 142 Published online: 01 July 2019 DOI: 10.1140/epjb/e2019-100123-7