Input interpretation
![thulium I (neutral thulium) | atomic spectral lines](../image_source/a3fc303a94832e457eaa3d3ad5835a5e.png)
thulium I (neutral thulium) | atomic spectral lines
Atomic spectrum
![Atomic spectrum](../image_source/98847e032ec9f5fec092c7086d4a02d8.png)
Atomic spectrum
Visible region
![Atomic spectrum Visible region](../image_source/1108026cf11b1b673188795af3a0e3ce.png)
Atomic spectrum Visible region
Visible region