Free Access

Table 3

Atomic data for hydrogen lines.

Line Wavelength (Å) Lower Upper log gf
energy energy
level level

Hα 6 562.80 22p0 32d +0.71
Pδ 10 049.4 32d 72p0 −0.30
Pγ 10 938.1 32d 62p0 +0.00

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.