Search Results - "Zanna, L. Del"
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Covariant and 3 + 1 Equations for Dynamo-Chiral General Relativistic Magnetohydrodynamics
Published in Monthly notices of the Royal Astronomical Society (01-09-2018)Get full text
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A study of vorticity formation in high energy nuclear collisions
Published in The European physical journal. C, Particles and fields (01-09-2015)“…We present a quantitative study of vorticity formation in peripheral ultrarelativistic heavy-ion collisions at s NN = 200 GeV by using the ECHO-QGP numerical…”
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Systematic construction of upwind constrained transport schemes for MHD
Published in Journal of computational physics (01-01-2021)“…•With this work we assess the validity of novel UCT schemes for the solution of the MHD equations in multiple dimensions.•The proposed schemes improve on the…”
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A fully covariant mean-field dynamo closure for numerical 3 + 1 resistive GRMHD
Published in Monthly notices of the Royal Astronomical Society (01-01-2013)“…The powerful high-energy phenomena typically encountered in astrophysics invariably involve physical engines, like neutron stars and black hole accretion…”
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Fast Magnetic Reconnection: Secondary Tearing Instability and Role of the Hall Term
Published in The Astrophysical journal (01-11-2019)“…Magnetic reconnection provides the primary source for explosive energy release, plasma heating, and particle acceleration in many astrophysical environments…”
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RESISTIVE MAGNETOHYDRODYNAMICS SIMULATIONS OF THE IDEAL TEARING MODE
Published in The Astrophysical journal (10-06-2015)“…ABSTRACT We study the linear and nonlinear evolution of the tearing instability on thin current sheets by means of two-dimensional numerical simulations,…”
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Relativistic viscous hydrodynamics for heavy-ion collisions with ECHO-QGP
Published in The European physical journal. C, Particles and fields (01-08-2013)“…We present ECHO-QGP, a numerical code for (3+1)-dimensional relativistic viscous hydrodynamics designed for the modeling of the space-time evolution of the…”
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The role of currents distribution in general relativistic equilibria of magnetized neutron stars
Published in Monthly notices of the Royal Astronomical Society (11-03-2015)“…Magnetic fields play a critical role in the phenomenology of neutron stars. There is virtually no observable aspect which is not governed by them. Despite…”
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A fourth-order accurate finite volume scheme for resistive relativistic MHD
Published in Monthly notices of the Royal Astronomical Society (01-09-2024)“…ABSTRACT We present a finite-volume, genuinely fourth-order accurate numerical method for solving the equations of resistive relativistic magnetohydrodynamics…”
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Papaloizou–Pringle instability suppression by the magnetorotational instability in relativistic accretion discs
Published in Monthly notices of the Royal Astronomical Society (21-03-2018)“…Abstract Geometrically thick tori with constant specific angular momentum have been widely used in the last decades to construct numerical models of accretion…”
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A constrained transport method for the solution of the resistive relativistic MHD equations
Published in Monthly notices of the Royal Astronomical Society (01-07-2019)“…ABSTRACT We describe a novel Godunov-type numerical method for solving the equations of resistive relativistic magnetohydrodynamics. In the proposed approach,…”
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General relativistic radiation hydrodynamics of accretion flows - I. Bondi-Hoyle accretion
Published in Monthly notices of the Royal Astronomical Society (01-11-2011)“…We present a new code for performing general-relativistic radiation-hydrodynamic simulations of accretion flows on to black holes. The radiation field is…”
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Constraints on particle acceleration sites in the Crab nebula from relativistic magnetohydrodynamic simulations
Published in Monthly notices of the Royal Astronomical Society (21-05-2015)“…The Crab nebula is one of the most efficient accelerators in the Galaxy and the only galactic source showing direct evidence of PeV particles. In spite of…”
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On the divergence-free condition in Godunov-type schemes for ideal magnetohydrodynamics: the upwind constrained transport method
Published in Journal of computational physics (20-03-2004)“…We present a general framework to design Godunov-type schemes for multidimensional ideal magnetohydrodynamic (MHD) systems, having the divergence-free relation…”
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Magnetized relativistic jets and long-duration GRBs from magnetar spin-down during core-collapse supernovae
Published in Monthly notices of the Royal Astronomical Society (11-07-2009)“…We use ideal axisymmetric relativistic magnetohydrodynamic simulations to calculate the spin-down of a newly formed millisecond, B∼ 1015 G, magnetar and its…”
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Erratum to: A study of vorticity formation in high energy nuclear collisions
Published in The European physical journal. C, Particles and fields (01-05-2018)“…Due to an oversight of ours in proofreading and a communication problem with the publisher, the figures published in F. Becattini et al. Eur. Phys. J. C (2015)…”
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Relativistic magnetohydrodynamics winds from rotating neutron stars
Published in Monthly notices of the Royal Astronomical Society (01-06-2006)“…We solve for the time-dependent dynamics of axisymmetric, general relativistic magnetohydrodynamic winds from rotating neutron stars. The mass-loss rate as a…”
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The Crab nebula in the light of three-dimensional relativistic MHD simulations
Published in Atti della Accademia nazionale dei Lincei. Rendiconti Lincei. Scienze fisiche e naturali (01-12-2019)“…Pulsar wind nebulae inside young supernova remnants, and in particular the Crab nebula, are probably the best laboratories for high-energy astrophysics and…”
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General relativistic models for rotating magnetized neutron stars in conformally flat space–time
Published in Monthly notices of the Royal Astronomical Society (11-09-2017)“…Abstract The extraordinary energetic activity of magnetars is usually explained in terms of dissipation of a huge internal magnetic field of the order of…”
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Axisymmetric equilibrium models for magnetized neutron stars in General Relativity under the Conformally Flat Condition
Published in Monthly notices of the Royal Astronomical Society (21-04-2014)“…Extremely magnetized neutron stars with magnetic fields as strong as ∼1015−16 G, or magnetars, have received considerable attention in the last decade due to…”
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