The two-dimensional pressure structure of the HD 163296 protoplanetary disk as probed by multi-molecule kinematics

Open Access

Fig. 1

Optical depth radial profiles for H₂CO, HCO⁺, HCN, and C₂H found in this work, taking into account the molecular emitting layers. Emission peaks and emission gaps, when present, are highlighted in red and black dashed lines, respectively. We also report the τ = 1 line for easier visualization.

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