Mapping the H2D+ and N2H+ emission toward prestellar cores. Testing dynamical models of the collapse using gas tracers
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چکیده
منابع مشابه
N2H+ and N15NH+ toward the prestellar core 16293E in L1689N
Context. Understanding the processes that could lead to an enrichment of molecules in 15N atoms is of particular interest because this may shed light on the relatively strong variations observed in the 14N/15N ratio in various solar system environments. Aims. The sample of molecular clouds where 14N/15N ratios have been measured currently is small and has to be enlarged to allow statistically s...
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ژورنال
عنوان ژورنال: Astronomy & Astrophysics
سال: 2020
ISSN: 0004-6361,1432-0746
DOI: 10.1051/0004-6361/202038457