Constraints on primordial magnetic fields from magnetically-induced perturbations: current status and future perspectives with LiteBIRD and future ground based …

D Paoletti, F Finelli - Journal of Cosmology and Astroparticle …, 2019 - iopscience.iop.org
We present the constraints on the amplitude of magnetic fields generated prior to the
recombination using CMB temperature and polarization anisotropy data from Planck 2018 …

Magnetogenesis from axion inflation

P Adshead, JT Giblin, TR Scully… - Journal of Cosmology …, 2016 - iopscience.iop.org
In this work we compute the production of magnetic fields in models of axion inflation
coupled to the hypercharge sector of the Standard Model through a Chern-Simons …

LiteBIRD science goals and forecasts: primordial magnetic fields

D Paoletti, JA Rubino-Martin, M Shiraishi… - … of Cosmology and …, 2024 - iopscience.iop.org
We present detailed forecasts for the constraints on the characteristics of primordial
magnetic fields (PMFs) generated prior to recombination that will be obtained with the …

Inflationary magnetogenesis without the strong coupling problem

RJZ Ferreira, RK Jain, MS Sloth - Journal of Cosmology and …, 2013 - iopscience.iop.org
The simplest gauge invariant models of inflationary magnetogenesis are known to suffer
from the problems of either large backreaction or strong coupling, which make it difficult to …

Evolution of the baryon asymmetry through the electroweak crossover in the presence of a helical magnetic field

K Kamada, AJ Long - Physical Review D, 2016 - APS
We elaborate upon the model of baryogenesis from decaying magnetic helicity by focusing
on the evolution of the baryon number and magnetic field through the Standard Model …

Simulations and observational tests of primordial magnetic fields from Cosmic Microwave Background constraints

F Vazza, D Paoletti, S Banfi, F Finelli… - Monthly Notices of …, 2021 - academic.oup.com
We present the first cosmological simulations of primordial magnetic fields derived from the
constraints by the Cosmic Microwave Background observations, based on the fields' …

Constraints on primordial magnetic fields from their impact on the ionization history with Planck 2018

D Paoletti, J Chluba, F Finelli… - Monthly Notices of the …, 2022 - academic.oup.com
We update and extend our previous cosmic microwave background anisotropy constraints
on primordial magnetic fields through their dissipation by ambipolar diffusion and …

Constraining inflationary magnetogenesis and reheating via GWs in light of PTA data

S Maiti, D Maity, L Sriramkumar - arXiv preprint arXiv:2401.01864, 2024 - arxiv.org
Utilizing the bounds on primordial magnetic fields (PMFs), their contributions to secondary
gravitational waves (GWs) and the results from the pulsar timing arrays (PTAs), we arrive at …

On the non-Gaussian correlation of the primordial curvature perturbation with vector fields

RK Jain, MS Sloth - Journal of Cosmology and Astroparticle …, 2013 - iopscience.iop.org
We compute the three-point cross-correlation function of the primordial curvature
perturbation generated during inflation with two powers of a vector field in a model where …

Cross-correlations between scalar perturbations and magnetic fields in bouncing universes

D Chowdhury, L Sriramkumar… - Journal of Cosmology …, 2019 - iopscience.iop.org
Bouncing scenarios offer an alternative to the inflationary paradigm for the generation of
perturbations in the early universe. Recently, there has been a surge in interest in examining …