The Effect of Weak Cosmic Ray Heating Events on the Desorption of ${\mathrm{H}}_2$

O. Sipilä, K. Silsbee, N. Carbajal +2

The typical amount of molecular hydrogen (${\mathrm{H}}_2$) in interstellar ices is not known, but significant freeze-out of ${\mathrm{H}}_2$ on dust grains is not expected. However, chemica…