The PAH 3.4 micron feature as a tracer of shielding in the Orion Bar and NGC 6240

N. Thatte, D. Rigopoulou, F. R. Donnan +8

We have carried out a detailed analysis of the 3.4 micron spectral feature arising from Polycyclic Aromatic Hydrocarbons (PAH), using JWST archival data. For the first time in an e…