Figure 3: Field dependence of hydrogen Lyman series for both Faraday and Voigt geometry. | Nature Communications

Figure 3: Field dependence of hydrogen Lyman series for both Faraday and Voigt geometry.

From: Si:P as a laboratory analogue for hydrogen on high magnetic field white dwarf stars

Figure 3

The strongest transitions are labelled according to their upper state. The magnitude of the dipole matrix element and polarization are indicated, respectively, by the thickness and colour of the lines (red, circular σ+ for Faraday geometry, that is, k||B; blue, circular σ for Faraday geometry; green, πz transitions for Voigt geometry that is, kB). The spectra are taken from ref. 6. The field associated with each spectrum has been chosen for the best fit without regard for the astrophysical models of the temperature and so on, as for Fig. 1.

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