Redistribution of CO at the location of the CO ice line in evolving gas and dust disks Sebastian Markus Stammler, Tilman Birnstiel, Olja Panić, Cornelis Petrus Dullemond and Carsten Dominik A&A, 600 (2017) A140 Published online: 14 April 2017 DOI: 10.1051/0004-6361/201629041