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 ?

May 26th, 2025

Added datafiles for ro-vibrational excitation of HeH+ by electrons (Sil et al. 2025).

April 8th, 2025

Added datafiles for fine-structure excitation of C(3P) by para-H2 and ortho-H2 (Klos et al. 2018, 2019 and Goicoechea et al. 2025).

March 14th, 2025

Added datafiles for rotational excitation of HC315N by para-H2 down to 5 K (Hily-Blant et al. 2018).