Accurate angular quadratures are crucial for the numerical solution of three-dimensional (3D) radiative transfer problems, especially when the spectral line...
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PublicationImproved near optimal angular quadratures for polarised radiative transfer in 3D MHD models
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PublicationInfluence of Thomson Electron Scattering Redistribution on Spectral Line Polarization Formed in Spherically Symmetric Extended and Expanding Atmospheres
Scattering of line photons by ambient electrons in thermal motion in the stellar atmosphere modifies the wings of both intensity and linear polarization...
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PublicationInternal reddening of H II-regions and HH-objects, with special reference to NGC 896 (W3)
The effect of scattering by dust internal to H II regions on their spectral characteristics has been studied on the basis of simple analytical models, for...
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PublicationInterpolation of spectra from 3D model atmospheres
Context. The use of 3D hydrodynamical simulations of stellar surface convection for model atmospheres is computationally expensive. Although these models have...
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PublicationInversion of Stokes profiles
An inversion code of Stokes line profiles is presented. It allows the recovery of the stratification of the temperature, the magnetic field vector, and the line...
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PublicationInversion of Stokes Profiles from Solar Magnetic Elements
We describe a new LTE inversion code for the analysis of Stokes profiles emerging from unresolved magnetic elements. It has been specifically designed to obtain...
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PublicationIsotropic inelastic and superelastic collisional rates in a multiterm atom
The spectral line polarization of the radiation emerging from a magnetized astrophysical plasma depends on the state of the atoms within the medium, whose...
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PublicationIsotropic Inelastic Collisions in a Multiterm Atom with Hyperfine Structure
A correct modeling of the scattering polarization profiles observed in some spectral lines of diagnostic interest, the sodium doublet being one of the most...
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PublicationIteration Profiles in Radiative Transfer Problems. I. From Vectorial to Scalar Coupling
We have recently introduced a new algorithm, the implicit integral method (IIM), for solving radiative transfer problems in which the specific source functions...