Submitted

  1. M. Gurgenidze, A. J. Long, A. Roper Pol, A. Brandenburg, T. Kahniashvili, Primordial magnetic field from chiral plasma instability with sourcing, submitted to Phys. Rev. D (2025), arXiv: 2512.09177.
  2. A. Roper Pol, A. S. Midiri, Relativistic magnetohydrodynamics in the early Universe, submitted to Rep. Prog. Phys. (2025), arXiv: 2501.05732.
  3. A. Roper Pol, A. Neronov, C. Caprini, T. Boyer, D. Semikoz, LISA and γ-ray telescopes as multi-messenger probes of a first-order cosmological phase transition, submitted to Astron. Astrophys. (2023), arXiv: 2307.10744.
  4. Y. He, A. Roper Pol, A. Brandenburg, Leading-order nonlinear gravitational waves from reheating magnetogeneses, submitted to Phys. Rev. D (2021), arXiv: 2110.14456.

Published

  1. C. Caprini, R. Jinno, T. Konstandin, A. Roper Pol, H. Rubira, I. Stomberg, Gravitational waves from first-order phase transitions: from weak to strong, J. High Energy Phys., 07, 217 (2025), arXiv: 2409.03651.
  2. [LGWA Collaboration] (incl. A. Roper Pol), The Lunar Gravitational-wave Antenna: Mission studies and science case, J. Cosmol. Astropart. Phys., 01, 108 (2025), arXiv: 2404.09181.
  3. [LISA Cosmology Working Group], C. Caprini, R. Jinno, M. Lewicki, E. Madge, M. Merchand, G. Nardini, M. Pieroni, A. Roper Pol, V. Vaskonen, Gravitational waves from first-order phase transitions in LISA: Reconstruction pipeline and physics interpretation, J. Cosmol. Astropart. Phys., 10, 020 (2024), arXiv: 2403.03723.
  4. A. Roper Pol, S. Procacci, C. Caprini, Characterization of the gravitational wave spectrum from sound waves within the sound shell model, Phys. Rev. D, 109, 063531 (2024), arXiv: 2308.12943.
  5. [EPTA and InPTA Collaborations] (incl. A. Roper Pol), The second data release from the European Pulsar Timing Array IV: Implications for massive black holes, dark matter and the early Universe, Astron. Astrophys., 685, A94 (2024), arXiv: 2306.16227.
  6. Y. He, A. Roper Pol, A. Brandenburg, Modified propagation of gravitational waves from the early radiation era, J. Cosmol. Astropart. Phys., 06, 025 (2023), arXiv: 2212.06082.
  7. [LISA Cosmology Working Group] (incl. A. Roper Pol), Cosmology with the Laser Interferometer Space Antenna, Living Rev. Relativ., 26, 5 (2023), arXiv: 2204.05434.
  8. A. Roper Pol, C. Caprini, A. Neronov, and D. Semikoz, Gravitational wave signal from primordial magnetic fields in the Pulsar Timing Array frequency band, Phys. Rev. D, 105, 123502 (2022), arXiv: 2201.0563.
  9. A. Roper Pol, S. Mandal, A. Brandenburg, T. Kahniashvili, Polarization of gravitational waves from helical MHD turbulent sources, J. Cosmol. Astropart. Phys., 04, 019 (2022), arXiv: 2107.05356.
  10. A. Brandenburg, G. Gogoberidze, T. Kahniashvili, S. Mandal, A. Roper Pol, N. Shenoy, The scalar, vector, and tensor modes in gravitational wave turbulence simulations, Class. Quantum Grav., 38, 145002 (2021), arXiv: 2103.0114.
  11. T. Kahniashvili, A. Brandenburg, G. Gogoberidze, S. Mandal, A. Roper Pol, Circular polarization of gravitational waves from early-universe helical turbulence, Phys. Rev. Res., 3, 013193 (2021), arXiv: 2011.05556.
  12. A. Neronov, A. Roper Pol, C. Caprini, D. Semikoz, NANOGrav signal from MHD turbulence at the QCD phase transition in the early universe, Phys. Rev. D, 103, L041302 (2021), arXiv: 2009.14174.
  13. A. Roper Pol, S. Mandal, A. Brandenburg, T. Kahniashvili, A. Kosowsky, Numerical simulations of gravitational waves from early-universe turbulence, Phys. Rev. D, 102, 083512 (2020), arXiv: 1903.08585.
  14. A. Roper Pol, A. Brandenburg, T. Kahniashvili, A. Kosowsky, S. Mandal, The timestep constraint in solving the gravitational wave equations sourced by hydromagnetic turbulence, Geophys. Astrophys. Fluid Dyn., 114, 130 (2020), arXiv: 1807.05479.
  15. A. Brandenburg, A. Bracco, T. Kahniashvili, S. Mandal, A. Roper Pol, G.J.D. Petrie, N.K. Singh, E and B polarizations from inhomogeneous and solar surface turbulence, Astrophys. J., 870, 87 (2019), arXiv: 1807.11457.
  16. A. Brandenburg, T. Kahniashvili, S. Mandal, A. Roper Pol, A.G. Tevzadze, T. Vachaspati, The dynamo effect in decaying helical turbulence, Phys. Rev. Fluids, 4, 024608 (2019), arXiv: 1710.01628.
  17. A. Brandenburg, T. Kahniashvili, S. Mandal, A. Roper Pol, A.G. Tevzadze, T. Vachaspati, Evolution of hydromagnetic turbulence from the electroweak phase transition, Phys. Rev. D, 96, 123528 (2017), arXiv: 1711.03804.

Proceedings

  1. I. Stomberg, A. Roper Pol, Gravitational wave spectra for cosmological phase transitions with non-linear decay of the fluid motion, Contribution to "Proceedings of the 59th Rencontres de Moriond on Gravitation" (2025), arXiv: 2508.04263.
  2. A. Roper Pol, Gravitational waves from MHD turbulence at the QCD phase transition as a source for Pulsar Timing Arrays, Contribution to "Proceedings of the 56th Rencontres de Moriond on Gravitation" (2022), arXiv: 2205.09261.
  3. A. Roper Pol, Gravitational radiation from MHD turbulence in the early universe, Contribution to "Proceedings of the 55th Rencontres de Moriond on Gravitation" (2021), arXiv: 2105.08287.
  4. T. Kahniashvili, A. Brandenburg, A. Kosowsky, S. Mandal, A. Roper Pol, Magnetism in the Early Universe, Contribution to "Proceedings of the IAU, FM8: New Insights in Extragalactic Magnetic Fields" (2019), arXiv: 1810.11876.

Datasets

  1. M. Gurgenidze, A. J. Long, A. Roper Pol, A. Brandenburg, T. Kahniashvili, Dataset for "Primordial magnetic field from chiral plasma instability with sourcing," doi:10.5281/zenodo.17852669 (2025), arXiv: 2512.09177.
  2. A. Roper Pol, A. Neronov, C. Caprini, T. Boyer, D. Semikoz, Dataset for "LISA and γ-ray telescopes as multi-messenger probes of a first-order cosmological phase transition," doi:10.5281/zenodo.5782752 (2023), arXiv: 2307.10744.
  3. Y. He, A. Roper Pol, A. Brandenburg, Dataset for "Leading-order nonlinear gravitational waves from reheating magnetogeneses," doi:10.5281/zenodo.5603013 (2021), arXiv: 2110.14456.
  4. A. Roper Pol, S. Mandal, A. Brandenburg, T. Kahniashvili, Dataset for "Polarization of gravitational waves from helical MHD turbulent sources," doi:10.5281/zenodo.5525504 (2022), arXiv: 2107.05356.
  5. T. Kahniashvili, A. Brandenburg, G. Gogoberidze, S. Mandal, A. Roper Pol, Dataset for "Circular polarization of gravitational waves from early-universe helical turbulence," doi:10.5281/zenodo.4256906 (2021), arXiv: 2011.05556.
  6. A. Roper Pol, S. Mandal, A. Brandenburg, T. Kahniashvili, A. Kosowsky, Dataset for "Numerical simulations of gravitational waves from early-universe turbulence," doi:10.5281/zenodo.3692072 (2020), arXiv: 1903.08585.
  7. A. Brandenburg, T. Kahniashvili, S. Mandal, A. Roper Pol, A.G. Tevzadze, T. Vachaspati, Dataset for "The dynamo effect in decaying helical turbulence," doi:10.5281/zenodo.3345134 (2019), arXiv: 1710.01628.