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Jorryt Matthee
jorryt.bsky.social
did:plc:cmzf7y5egftlj4ymk55xjnrc
The P Cygni profile emerges because there is a layer of partially excited, very dense gas with a significant population of H atoms in the n=2 state. Resonant scattering in this layer (and complicated decay effects of Hb photons) cause the differences in the cores.
2025-10-03T07:54:28.117Z