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20212026
most citedNumerical solutions to linear transfer problems of polarized radiation II. Krylov methods and matrix-free implementation

18 citations · 39 across the 6 of their papers we have counts for

collaborators

6 papers

astro-ph.SR2026

3D radiative transfer modeling of scattering polarization with partial frequency redistribution I. Verification and disk-center results for the solar Ca I 4227 Å line

Pietro Benedusi, Simone Riva, Tanausú del Pino Alemán +6

Several strong solar resonance lines show observable linear scattering polarization signals, holding a great potential for investigating the magnetism of the outer solar atmosphere…

cs.DC2025

Adaptive Multidimensional Quadrature on Multi-GPU Systems

Melanie Tonarelli, Simone Riva, Pietro Benedusi +2

We introduce a distributed adaptive quadrature method that formulates multidimensional integration as a hierarchical domain decomposition problem on multi-GPU architectures. The in…

astro-ph.SR2025★ 4 cited

A numerical approach for modelling the polarisation signals of strong resonance lines with partial frequency redistribution. Numerical applications to two-term atoms and plane-parallel atmospheres

Fabio Riva, Gioele Janett, Luca Belluzzi +6

Aims. The main goal of this paper is to present an accurate and efficient numerical strategy for solving the radiative transfer problem for polarised radiation in strong resonance…

astro-ph.SR2023★ 5 cited

Assessment of the CRD approximation for the observer's frame RIII redistribution matrix

Simone Riva, Nuno Guerreiro, Gioele Janett +4

Approximated forms of the RII and RIII redistribution matrices are frequently applied to simplify the numerical solution of the radiative transfer problem for polarized radiation,…

math.NA2021★ 18 cited

Numerical solutions to linear transfer problems of polarized radiation II. Krylov methods and matrix-free implementation

Pietro Benedusi, Gioele Janett, Luca Belluzzi +1

Context. Numerical solutions to transfer problems of polarized radiation in solar and stellar atmospheres commonly rely on stationary iterative methods, which often perform poorly…

astro-ph.SR2021★ 12 cited

Numerical solutions to linear transfer problems of polarized radiation I. Algebraic formulation and stationary iterative methods

Gioele Janett, Pietro Benedusi, Luca Belluzzi +1

Context. The numerical modeling of the generation and transfer of polarized radiation is a key task in solar and stellar physics research and has led to a relevant class of discret…