2 papers
astro-ph.GA2025
Statistical nuclear spin ratios of deuterated ammonia in the pre-stellar core L1544
Jorma Harju, Paola Caselli, Olli Sipilae +6
We determined the ortho/para (o/p) ratios of NH2D and NHD2 in the archetypical pre-stellar core L1544. The core was observed in the two lowest rotational lines of ortho- and para-N…
astro-ph.GA2025
CHemical Evolution in MassIve star-forming COres (CHEMICO). I. Evolution of the temperature structure
F. Fontani, V. M. Rivilla, E. Roueff +8
Increasing evidence shows that most stars in the Milky Way, including the Sun, are born in star-forming regions containing also high-mass stars, but due to both observational and t…