› Forums › Spectroscopy › Psi Persei, emission lines in Fe II ? › Fe II lines
21 February 2018 at 10:35 pm
#579167
![](https://britastro.org/wp-content/uploads/2019/12/picture-5132-1575710618-80x80.png)
Participant
There are a vast number of Fe II lines ( https://arxiv.org/pdf/1210.4773.pdf ) and in it’s other ionisation states so Fe is strongly influenced by radiation pressure compared to C, N or O which have fewer lines.
Regards Andrew