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20112026
most citedStringent Limit on Primordial Magnetic Fields from the Cosmic Microwave Background Radiation

130 citations · 580 across the 23 of their papers we have counts for

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Showing astro-ph.HEShow all

18 papers · 1 filter

astro-ph.HE2026

Simulations of Electromagnetic Cascades in the Intergalactic Medium with Plasma Instabilities: the grplinst Code

Rafael Alves Batista, Andrey Saveliev

Electromagnetic cascades initiated by TeV gamma rays from distant blazars provide one of the cleanest indirect probes of the intergalactic medium and, in particular, of intergalact…

astro-ph.HE2025

CRPropa 3.3: Toward a Unified Multi-Messenger Framework from GeV to ZeV Energies

Sophie Aerdker, Rafael Alves Batista, Julia Becker Tjus +11

We present CRPropa 3.3, the latest release of the publicly available Monte Carlo framework for simulating the propagation of high-energy particles in astrophysical environments. Th…

astro-ph.HE2025

Spectra for the Vacuum Cherenkov Effect in Astrophysical Electromagnetic Cascades with Lorentz Invariance Violation

Andrey Saveliev, Rafael Alves Batista, Feodor Mishin

Lorentz invariance violation is a feature of several quantum gravity models in which Lorentz symmetry is broken at high energies, possibly leading to changes in particle behavior a…

astro-ph.HE2024★ 3 cited

Spectra for Reactions in Astrophysical Electromagnetic Cascades with Lorentz Invariance Violation: The Vacuum Cherenkov Effect

Andrey Saveliev, Rafael Alves Batista, Feodor Mishin

Lorentz invariance violation is a feature of several quantum gravity models in which Lorentz symmetry is broken at high energies, leading to potential changes in particle behavior…

astro-ph.HE2023★ 3 cited

Simulating Electromagnetic Cascades with Lorentz Invariance Violation

Andrey Saveliev, Rafael Alves Batista

Lorentz invariance violation (LIV) is a phenomenon featuring in various quantum gravity models whereby Lorentz symmetry is broken at high energies, potentially impacting the behavi…

astro-ph.HE2023★ 1 cited

CRPropa 3.2: a public framework for high-energy astroparticle simulations

Sophie Aerdker, Rafael Alves Batista, Julia Becker Tjus +16

CRPropa is a Monte Carlo framework for simulating the propagation of (ultra-) high-energy particles in the Universe, including cosmic rays, gamma rays, electrons, and neutrinos. It…

astro-ph.HE2023

On Numerical Simulations of Intergalactic Electromagnetic Cascades with Lorentz Invariance Violation

Andrey Saveliev, Rafael Alves Batista

Lorentz invariance violation (LIV) is a proposed phenomenon where Lorentz symmetry is violated at high energies, potentially affecting particle dynamics and interactions. We use nu…

astro-ph.HE2022★ 103 cited

CRPropa 3.2 -- an advanced framework for high-energy particle propagation in extragalactic and galactic spaces

Rafael Alves Batista, Julia Becker Tjus, Julien Dörner +14

The landscape of high- and ultra-high-energy astrophysics has changed in the last decade, largely due to the inflow of data collected by large-scale cosmic-ray, gamma-ray, and neut…

astro-ph.HE2021

CRPropa 3.2: a framework for high-energy astroparticle propagation

Rafael Alves Batista, Julia Becker Tjus, Julien Dörner +14

The landscape of high- and ultra-high-energy astrophysics has changed in the last decade, in large part owing to the inflow of high-quality data collected by present cosmic-ray, ga…

astro-ph.HE2021

Multimessenger Constraints on Intergalactic Magnetic Fields from Flaring Objects

A. Saveliev, R. Alves Batista

The origin of magnetic fields in the Universe is an open problem. Seed magnetic fields possibly produced in early times may have survived up to the present day close to their origi…

astro-ph.HE2021★ 78 cited

The Gamma-Ray Window to Intergalactic Magnetism

Rafael Alves Batista, Andrey Saveliev

One of the most promising ways to probe intergalactic magnetic fields (IGMFs) is through gamma rays produced in electromagnetic cascades initiated by high-energy gamma rays or cosm…

astro-ph.HE2020★ 25 cited

Multimessenger Constraints on Intergalactic Magnetic Fields from the Flare of TXS 0506+056

Rafael Alves Batista, Andrey Saveliev

The origin of magnetic fields in the universe is an open problem. Seed magnetic fields possibly produced in early times may have survived up to the present day close to their origi…

astro-ph.HE2020★ 11 cited

The Intrinsic Gamma-Ray Spectrum of TXS 0506+056: Intergalactic Propagation Effects

Andrey Saveliev, Rafael Alves Batista

The recent observation of high-energy neutrinos from the 2017 flare of the blazar TXS~0506+056, together with counterparts across the whole electromagnetic spectrum, opens up new p…

astro-ph.HE2019★ 44 cited

The Impact of Plasma Instabilities on the Spectra of TeV Blazars

Rafael Alves Batista, Andrey Saveliev, Elisabete M. de Gouveia Dal Pino

Relativistic jets from blazars are known to be sources of very-high-energy gamma rays (VHEGRs). During their propagation in the intergalactic space, VHEGRs interact with pervasive…

astro-ph.HE2017

Morphological properties of blazar-induced gamma-ray haloes

Rafael Alves Batista, Andrey Saveliev

At TeV energies and above gamma rays can induce electromagnetic cascades, whose charged component is sensitive to intervening intergalactic magnetic fields (IGMFs). When interpreti…

astro-ph.HE2016★ 35 cited

Probing Intergalactic Magnetic Fields with Simulations of Electromagnetic Cascades

Rafael Alves Batista, Andrey Saveliev, Guenter Sigl +1

We determine the effect of intergalactic magnetic fields on the distribution of high energy gamma rays by performing three-dimensional Monte Carlo simulations of the development of…

astro-ph.HE2013★ 1 cited

The Role of Plasma Instabilities in the Propagation of Gamma-Rays from Distant Blazars

Andrey Saveliev, Carmelo Evoli, Guenter Sigl

The observation in the GeV band of distant blazars has been recently used to put constraints on the Extragalactic Background Light (EBL) and Extragalactic Magnetic Fields (EGMF). T…

astro-ph.HE2011★ 45 cited

Lorentz Invariance Violation and Chemical Composition of Ultra High Energy Cosmic Rays

Andrey Saveliev, Luca Maccione, Guenter Sigl

Motivated by experimental indications of a significant presence of heavy nuclei in the cosmic ray flux at ultra high energies ($\gtrsim 10^{19} \eV$), we consider the effects of Pl…