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 ?

July 16th, 2025

Added datafiles for rotational excitation of CH3CCH by He (Ben Khalifa et al. 2024).

July 2nd, 2025

Added datafiles for rotational excitation of HC5N by He and para-H2 up to 50 K (Bop & Lique 2025).

July 1st, 2025

Added datafiles for rotational excitation of HC5N by He and para-H2 (Bop & Lique 2025).