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Is inflationary magnetogenesis sensitive to the postinflationary history?

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Is inflationary magnetogenesis sensitive to the postinflationary history? / Dimopoulos, Konstantinos; Ghoshal, Anish; Papanikolaou, Theodoros.
In: Physical Review D, Vol. 111, No. 8, 083550, 15.04.2025.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Dimopoulos, K, Ghoshal, A & Papanikolaou, T 2025, 'Is inflationary magnetogenesis sensitive to the postinflationary history?', Physical Review D, vol. 111, no. 8, 083550. https://doi.org/10.1103/PhysRevD.111.083550

APA

Dimopoulos, K., Ghoshal, A., & Papanikolaou, T. (2025). Is inflationary magnetogenesis sensitive to the postinflationary history? Physical Review D, 111(8), Article 083550. https://doi.org/10.1103/PhysRevD.111.083550

Vancouver

Dimopoulos K, Ghoshal A, Papanikolaou T. Is inflationary magnetogenesis sensitive to the postinflationary history? Physical Review D. 2025 Apr 15;111(8):083550. doi: 10.1103/PhysRevD.111.083550

Author

Dimopoulos, Konstantinos ; Ghoshal, Anish ; Papanikolaou, Theodoros. / Is inflationary magnetogenesis sensitive to the postinflationary history?. In: Physical Review D. 2025 ; Vol. 111, No. 8.

Bibtex

@article{39dcda8add2e4188b33717a5d7aa3f58,
title = "Is inflationary magnetogenesis sensitive to the postinflationary history?",
abstract = "Considering inflationary magnetogenesis induced by time-dependent kinetic and axial couplings of a massless Abelian vector boson field breaking the conformal invariance, we show in this article that, surprisingly, the spectral shape of the large-scale primordial magnetic field power spectrum is insensitive to the postinflationary history, namely, the barotropic parameter (w) and the gauge coupling functions of the postinflationary era.",
keywords = "cosmic inflation, Primordial magnetic fields",
author = "Konstantinos Dimopoulos and Anish Ghoshal and Theodoros Papanikolaou",
year = "2025",
month = apr,
day = "15",
doi = "10.1103/PhysRevD.111.083550",
language = "English",
volume = "111",
journal = "Physical Review D",
issn = "1550-7998",
publisher = "American Physical Society",
number = "8",

}

RIS

TY - JOUR

T1 - Is inflationary magnetogenesis sensitive to the postinflationary history?

AU - Dimopoulos, Konstantinos

AU - Ghoshal, Anish

AU - Papanikolaou, Theodoros

PY - 2025/4/15

Y1 - 2025/4/15

N2 - Considering inflationary magnetogenesis induced by time-dependent kinetic and axial couplings of a massless Abelian vector boson field breaking the conformal invariance, we show in this article that, surprisingly, the spectral shape of the large-scale primordial magnetic field power spectrum is insensitive to the postinflationary history, namely, the barotropic parameter (w) and the gauge coupling functions of the postinflationary era.

AB - Considering inflationary magnetogenesis induced by time-dependent kinetic and axial couplings of a massless Abelian vector boson field breaking the conformal invariance, we show in this article that, surprisingly, the spectral shape of the large-scale primordial magnetic field power spectrum is insensitive to the postinflationary history, namely, the barotropic parameter (w) and the gauge coupling functions of the postinflationary era.

KW - cosmic inflation

KW - Primordial magnetic fields

U2 - 10.1103/PhysRevD.111.083550

DO - 10.1103/PhysRevD.111.083550

M3 - Journal article

VL - 111

JO - Physical Review D

JF - Physical Review D

SN - 1550-7998

IS - 8

M1 - 083550

ER -