Temperature profiles of young disk-like structures - The case of IRAS 16293A Merel L. R. van ’t Hoff, Ewine F. van Dishoeck, Jes K. Jørgensen and Hannah Calcutt A&A, 633 (2020) A7 Published online: 19 December 2019 DOI: 10.1051/0004-6361/201936839