EMAA is a database for line radiative transfer studies in the radio and infrared spectral ranges. It includes collisional and spectroscopic data for atoms and molecules of astrophysical interest.

What's new ?

June 24th, 2026

Added datafile for fine-structure excitation of CCS by He and para-H2 (Godard Palluet & Lique 2023).

June 18th, 2026

Added datafile for rotational excitation of Al37Cl by para-H2 (M'hamdi et al. 2026).

June 17th, 2026

Added datafile for rotational excitation of AlCl by para-H2 (M'hamdi et al. 2026).