Deuteration of HC3N and CH3CCH in the pre-stellar core L1544

Open Access

Fig. 4

Fractional abundance profiles of HC₃N (solid) and CH₃CCH (dashed) of the best-fit results produced with LOC. For HCC¹³CN, the radial abundance profiles derived with chemical modelling (green, red) correspond to the profiles of the main isotopologue, scaled down by the isotopic ratio, 68.

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