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Net circular polarization in magnetic spectral lines produced by velocity gradients: Some analytical results

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Abstract

The net circular polarization in a spectral line due to the combined effect of magnetic fields and velocity gradients is analyzed for a few schematic situations. In some particular cases, its dependence on the magnetic field, velocity field and line parameters can be expressed analytically.

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Authors and Affiliations

  1. Osservatorio di Arcetri, Largo E. Fermi 5, I-50125, Firenze, Italia

    M. Landolfi

  2. Instituto de Astrofísica de Canarias, E-38200, La Laguna, Tenerife, España

    E. Landi Degl'innocenti

Authors
  1. M. Landolfi
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  2. E. Landi Degl'innocenti
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On leave from Dipartimento di Astronomia e Scienza dello Spazio, Università di Firenze, Largo E. Fermi 5, I-50125 Firenze, Italia

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Landolfi, M., Landi Degl'innocenti, E. Net circular polarization in magnetic spectral lines produced by velocity gradients: Some analytical results. Sol Phys 164, 191–202 (1996). https://doi.org/10.1007/BF00146633

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  • DOI: https://doi.org/10.1007/BF00146633

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