Fig. 13
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Effect of using updated H2 formation rate of Cazaux & Tielens (2010) compared to Cazaux & Tielens (2004) on the H→ H2 transition layer. The figure compares the fiducial model using the large DIANA chemistry with the disk having the extended chemical network using the formation mechanism and the energy barrier reported in Cazaux & Tielens (2010).
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