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 ?

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).

March 13th, 2025

Added datafiles for rotational and hyperfine excitation of HC3N by para-H2 down to 5 K (Hily-Blant et al. 2018).