Publications

Below you can find a list of all my publications, automatically generated from my INSPIRE-HEP profile.

Number of papers: 24 h-index: 14 Citations: 3916
2026
Merlin: Fast and flexible 3x2pt cosmology with simulation-based inference
A. Wernersson, G. Franco Abellán, G. Cañas-Herrera
arXiv:2609.24946 0 citations
astro-ph.CO astro-ph.IM
Cosmology in the Einstein Telescope era: comparing traditional and simulation-based methods for population inference
G. Antinozzi, G. Franco Abellán, D. Sciotti, M. Martinelli
arXiv:2608.04005 0 citations
astro-ph.CO astro-ph.IM gr-qc
Neutrino decays as a natural explanation of the neutrino mass tension
G. Franco Abellán
PRD arXiv:2601.04312 9 citations
astro-ph.CO hep-ph hep-th
2025
Impact of neutrino decays on the Cosmic Neutrino Background anisotropies
N. Terzaghi, G. Franco Abellán, F. Zimmer, S. Ando
arXiv:2510.15818 2 citations
astro-ph.CO hep-ph
Euclid preparation. XCVIII. Cosmology Likelihood for Observables in Euclid (CLOE). 5: Extensions beyond the standard modelling of theoretical probes and systematic effects
L. Goh, A. Nouri-Zonoz, S. Pamuk, et al. (303 authors)
arXiv:2510.09147 2 citations
astro-ph.CO
How to embed any likelihood into simulation-based inference: Application to Planck and stage IV galaxy surveys and dynamical dark energy
G. Franco Abellán, N. Anau Montel, O. Savchenko, C. Weniger
PRD arXiv:2507.22990 9 citations
astro-ph.CO astro-ph.IM
The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics
E. Di Valentino, J. Levi Said, A. Riess, et al. (543 authors)
Phys. Dark Univ. arXiv:2504.01669 681 citations
astro-ph.CO gr-qc hep-ph
Fast Gaussian marginal neural posterior estimation of cosmological initial conditions
O. Savchenko, G. Franco Abellán, F. List, N. Anau Montel, C. Weniger
MNRAS arXiv:2502.03139 10 citations
astro-ph.CO astro-ph.IM cs.LG
2024
Mean-Field Simulation-Based Inference for Cosmological Initial Conditions
O. Savchenko, F. List, G. Franco Abellán, N. Anau Montel, C. Weniger
NeurIPS arXiv:2410.15808 7 citations
astro-ph.CO astro-ph.IM cs.LG
Effects of primordial fluctuations on relic neutrino simulations
F. Zimmer, G. Franco Abellán, S. Ando
JCAP arXiv:2407.14582 10 citations
astro-ph.CO hep-ph
Fast likelihood-free inference in the LSS Stage IV era
G. Franco Abellán, G. C. Herrera, M. Martinelli, O. Savchenko, D. Sciotti, C. Weniger
JCAP arXiv:2403.14750 20 citations
astro-ph.CO astro-ph.IM
2023
Probing early modification of gravity with Planck, ACT and SPT
G. Franco Abellán, M. Braglia, M. Ballardini, F. Finelli, V. Poulin
JCAP arXiv:2308.12345 35 citations
astro-ph.CO gr-qc
Comparative analysis of interacting stepped dark radiation
N. Schöneberg, G. Franco Abellán, T. Simon, A. Bartlett, Y. Patel, T. L. Smith
PRD arXiv:2306.12469 43 citations
astro-ph.CO hep-ph
Minihalos as probes of the inflationary spectrum: accurate boost factor calculation and new CMB constraints
G. Franco Abellán, G. Facchinetti
JCAP arXiv:2304.02996 12 citations
astro-ph.CO gr-qc hep-ph
2022
Searching for new physics with CMB precision cosmology
G. Franco Abellán
PhD thesis 0 citations
A step in the right direction? Analyzing the Wess Zumino Dark Radiation solution to the Hubble tension
N. Schöneberg, G. Franco Abellán
JCAP arXiv:2206.11276 55 citations
astro-ph.CO hep-ph
The QCD phase transition behind a PBH origin of LIGO/Virgo events?
J. I. Juan, P. D. Serpico, G. Franco Abellán
JCAP arXiv:2204.07027 33 citations
astro-ph.CO
Constraining decaying dark matter with BOSS data and the effective field theory of large-scale structures
T. Simon, G. Franco Abellán, P. Du, V. Poulin, Y. Tsai
PRD arXiv:2203.07440 90 citations
astro-ph.CO hep-ph
Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies
E. Abdalla, G. Franco Abellán, A. Aboubrahim, et al. (203 authors)
JHEAp arXiv:2203.06142 1661 citations
astro-ph.CO hep-ph
Hints of early dark energy in Planck, SPT, and ACT data: New physics or systematics?
T. L. Smith, M. Lucca, V. Poulin, G. Franco Abellán, L. Balkenhol, K. Benabed, S. Galli, R. Murgia
PRD arXiv:2202.09379 126 citations
astro-ph.CO hep-ph
2021
Improved cosmological constraints on the neutrino mass and lifetime
G. Franco Abellán, Z. Chacko, A. Dev, P. Du, V. Poulin, Y. Tsai
JHEP arXiv:2112.13862 75 citations
hep-ph astro-ph.CO
The H0 Olympics: A fair ranking of proposed models
N. Schöneberg, G. Franco Abellán, A. Pérez Sánchez, S. J. Witte, V. Poulin, J. Lesgourgues
Phys. Rept. arXiv:2107.10291 684 citations
astro-ph.CO hep-ph hep-th
Linear cosmological constraints on two-body decaying dark matter scenarios and the S8 tension
G. Franco Abellán, R. Murgia, V. Poulin
PRD arXiv:2102.12498 93 citations
astro-ph.CO hep-ph
2020
Early dark energy resolution to the Hubble tension in light of weak lensing surveys and lensing anomalies
R. Murgia, G. Franco Abellán, V. Poulin
PRD arXiv:2009.10733 163 citations
astro-ph.CO hep-ph
Implications of the S8 tension for decaying dark matter with warm decay products
G. Franco Abellán, R. Murgia, V. Poulin, J. Lavalle
PRD arXiv:2008.09615 96 citations
astro-ph.CO hep-ph