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astro-ph.IM2026
From local chemistry to galactic evolution: unlocking the power of interstellar isotopes with ALMA2040
Laura Colzi, Hayley A. Bunn, Víctor M. Rivilla +29
Molecular isotopic ratios provide a unique window into the chemical evolution of the interstellar medium, linking stellar nucleosynthesis and Galactic chemical evolution to the phy…
astro-ph.GA2026
CH3CCH as a thermometer in warm molecular gas
Yuqiang Li, Junzhi Wang, Juan Li +9
Kinetic temperature is a fundamental parameter in molecular clouds. Symmetric top molecules, such as NH and CHCCH, are often used as thermometers. However, at high temperat…