Open Access

Fig. 4.


Ratio f2/fM vs. the normalized velocity u for ε = 10−7 (ζ = 0), and a realistic H I Lyα illumination profile as observed by SoHO/Sumer. The peak of the line profile is located at x ∼ 5, and the central self-reversal is about 0.7 for this resonance line (see Fig. 5 of Gunár et al. 2020).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.