Spatial distribution of the aromatic and aliphatic carbonaceous nanograin features in the protoplanetary disk around HD 100546E. Habart, T. Boutéraon, R. Brauer, N. Ysard, E. Pantin, A. Marchal and A. P. JonesA&A, 649 (2021) A84DOI: https://doi.org/10.1051/0004-6361/201936388