Cosmology Publications

Gravitational echoes of lepton number symmetry breaking with light and ultralight Majorons, Andrea Addazi, Antonino Marciano, António P. Morais, Roman Pasechnik, João Viana, Hao Yang; JCAP 09 (2023) 026, 2304.02399 [hep-ph].

Gravitational waves from a scotogenic two-loop neutrino mass model, Cesar Bonilla, A. E. Carcamo Hernandez, João Gonçalves, Vishnudath K. N., António P. Morais, Roman Pasechnik; Phys.Rev.D 109 (2024) 9, 095022, 2305.01964 [hep-ph]

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Exploring the viability of pseudo Nambu-Goldstone boson as ultralight dark matter in a mass range relevant for strong gravity applications, A. P. Morais, V. Oliveira, A. Onofre, R. Pasechnik, R. Santos; Phys. Rev. D 110 (2024) 035008; arXiv:2305.03776 [gr-qc].

A convenient gauge for virial identities in axial symmetry, J. M. S. Oliveira, A. M. Pombo; Phys. Lett. B 837 (2023) 137646; arXiv:2207.12451 [gr-qc].

Interplay between flavour anomalies and neutrino properties, F. F. Freitas, J. Gonçalves, A. P. Morais, R. Pasechnik, W. Porod; Phys. Rev. D 108 (2023) 11, 115002; arXiv:2206.01674 [hep-ph].

CDF II W-mass anomaly faces first-order electroweak phase transition, A. Addazi, A. Marciano, A. P. Morais, R. Pasechnik, H. Yang; Eur. Phys. J. C 83 (2023) 207; arXiv:2204.10315 [hep-ph].

Gravitational-Wave Signatures of Chiral-Symmetric Technicolor, Hao Yang, Felipe F. Freitas, Antonino Marciano, António P. Morais, Roman Pasechnik, João Viana; Phys. Lett. B 830 (2022) 137162, arXiv:2204.00799 [hep-ph].

Virial identities in relativistic gravity: 1D effective actions and the role of boundary terms, Carlos A. R. Herdeiro, João M. S. Oliveira, Alexandre M. Pombo, Eugen Radu; Phys. Rev. D 104 (2021) 104051, arXiv:2109.05027 [gr-qc].

Impact of SM parameters and of the vacua of the Higgs potential in gravitational waves detection, Felipe F. Freitas, Gabriel Lourenço, António P. Morais, André Nunes, João Olívia, Roman Pasechnik, Rui Santos, João Viana; JCAP 03 (2022) 03, 046, arXiv:2108.12810 [hep-ph].

Ultralight bosons for strong gravity applications from simple Standard Model extensions, Felipe F. Freitas, Carlos A. R. Herdeiro, António P. Morais, António Onofre, Roman Pasechnik, Eugen Radu, Nicolas Sanchis-Gual, Rui Santos; JCAP 12 (2021) 047, arXiv:2107.09493 [gr-qc].

Constraints on dark photon dark matter using data from LIGO's and Virgo's third observing run, LIGO Scientific and VIRGO and KAGRA Collaborations, R. Abbott et al. (includes N. Sanchis-Gual); Phys. Rev. D 105 (2022) 6, 063030, arXiv:2105.13085 [gr-qc].

Confusing Head-On Collisions with Precessing Intermediate-Mass Binary Black Hole Mergers, Juan Calderón Bustillo, Nicolas Sanchis-Gual, Alejandro Torres-Forné, José A. Font; Phys. Rev. Lett. 126 (2021) 201101, arXiv:2009.01066 [gr-qc].

A stabilization mechanism for excited fermion-boson stars, Fabrizio Di Giovanni, Saeed Fakhry, Nicolas Sanchis-Gual, Juan Carlos Degollado, José A. Font; Class. Quant. Grav. 38 (2021) 19, 194001, arXiv:2105.00530 [gr-qc].

The (ultra) light in the dark: A potential vector boson of 8.7*10^{-13} eV from GW190521, Juan Calderón Bustillo, Nicolas Sanchis-Gual, Alejandro Torres-Forné, José A. Font, Avi Vajpeyi, Rory Smith, Carlos Herdeiro, Eugen Radu, Samson H. W. Leong, Phys. Rev. Lett. 126 (2021) 081101, arXiv:2009.05376 [gr-qc].

Multipolar boson stars: macroscopic Bose-Einstein condensates akin to hydrogen orbitals, C. A. R. Herdeiro, J. Kunz, I. Perapechka, E. Radu, Ya. Shnir; Phys. Lett. B 812 (2021) 136027, arXiv:2008.10608 [gr-qc].

Anomalies in B-meson decays and the muon g−2 from dark loops, Da Huang, António P. Morais, Rui Santos; Phys.Rev.D 102 (2020) 7, 075009, arXiv:2007.05082 [hep-ph].

How low-scale trinification sheds light in the flavor hierarchies, neutrino puzzle, dark matter, and leptogenesis, A. E. Cárcamo Hernández, D. T. Huong, Sergey Kovalenko, Antonio P. Morais, Roman Pasechnik, Ivan Schmidt; Phys.Rev.D 102 (2020) 9, 095003, arXiv:2004.11450 [hep-ph].

Black holes with synchronised Proca hair: linear clouds and fundamental non-linear solutions, Nuno M. Santos, Carolina L. Benone, Luís C. B. Crispino, Carlos A. R. Herdeiro, Eugen Radu; JHEP 07 (2020) 010, arXiv:2004.09536 [gr-qc].

Brane universe and holography in the spacetime of a charged AdS dilaton black hole, Ai-chen Li; Phy. Rev. D 101 (2020) 086019, arXiv:1912.11319 [hep-th].

Prospects for Fundamental Physics with LISA, E. Barausse et al; Gen. Rel. Grav. 52 (2020) 81, arXiv:2001.09793 [gr-qc].

Black hole spontaneous scalarisation with a positive cosmological constant, Y. Brihaye, C. Herdeiro and E. Radu, Phys. Lett. B 802 (2020) 135269, arXiv:1910.05286 [gr-qc].

Gravitational footprints of massive neutrinos and lepton number breaking, Andrea Addazi, Antonino Marcianò, António P. Morais, Roman Pasechnik, Rahul Srivastava, José W.F. Valle; Phys. Lett. B 807 (2020) 135577, arXiv:1909.09740 [hep-ph].

Warm inflation within a supersymmetric distributed mass model, M. Bastero-Gil, A. Berera, R. Hernández-Jiménez, J. G. Rosa; Phys. Rev. D 99 (2019) 103520; arXiv:1812.07296 [hep-ph].

Warm Little Inflaton becomes Cold Dark Matter, João G. Rosa, Luís B. Ventura; Phys. Rev. Lett. 122, 161301 (2019), arXiv:1811.05493 [hep-ph].

nu-Inflaton dark matter, António Torres Manso, João G. Rosa; JHEP 1902, 020 (2019), arXiv:1811.02302 [hep-ph].

Compact objects and the swampland, C. A. R. Herdeiro, E. Radu and K. Uzawa; JHEP 1901 (2019) 215, arXiv:1811.10844 [gr-qc].

Can dark matter drive electroweak symmetry breaking?, C. Cosme, J. G. Rosa, O. Bertolami; Phys. Rev. D 102 (2020) 6, 063507; arXiv:1811.08908 [hep-ph].

Dynamical and observational constraints on the warm little inflaton scenario, Mar Bastero-Gil, Arjun Berera, Rafael Hernández-Jiménez, João G. Rosa; Phys. Rev. D 98, 083502 (2018), arXiv:1805.07186 [astro-ph.CO].

Black holes, gravitational waves and fundamental physics: a roadmap, L. Barack et al.,; Class. Quant. Grav. 36 (2019) 143001, arXiv:1806.05195 [gr-qc].

Inflation with Planck: a survey of some "exotic" inflationary models, Cláudio Gomes, Orfeu Bertolami, João G. Rosa, Phys. Rev. D97, 104061 (2018); e-Print: arXiv:1803.08084 [hep-th].

Scale-invariant scalar field dark matter through the Higgs portal, Catarina Cosme, João G. Rosa, Orfeu Bertolami, JHEP 1805, 129 (2018); e-Print: arXiv:1802.09434 [hep-ph].

Electroweak phase transitions in multi-Higgs models: the case of Trinification-inspired THDSM, Thibault Vieu, António P. Morais, Roman Pasechnik; JCAP 1807 (2018) 014, arXiv:1801.02670 [hep-ph].

Adiabatic out-of-equilibrium solutions to the Boltzmann equation in warm inflation, Mar Bastero-Gil, Arjun Berera, Rudnei O. Ramos, João G. Rosa, JHEP 1802, 063 (2018); e-Print: arXiv:1711.09023 [hep-ph].

Scalar field dark matter with spontaneous symmetry breaking and the 3.5 keV line, Catarina Cosme, Joao G. Rosa, O. Bertolami, Phys. Lett. B781, 639 (2018); e-Print: arXiv:1709.09674 [hep-ph].

The role of fluctuation-dissipation dynamics in setting initial conditions for inflation, Mar Bastero-Gil, Arjun Berera, Robert Brandenberger, Ian G. Moss, Rudnei O. Ramos and João G. Rosa, JCAP 1801, 002 (2018); e-Print: arXiv:1612.04726 [astro-ph.CO].

Inflation in non-minimal matter-curvature coupling theories, Cláudio Gomes, João G. Rosa, Orfeu Bertolami, JCAP 1706 (2017) n.06, 021;  e-Print: arXiv:1611.02124 [gr-qc].

Warm Little Inflaton, Mar Bastero-Gil, Arjun Berera, Rudnei O. Ramos and Joao G. Rosa, Phys. Rev. Lett. 117 (2016) 151301, e-print:arXiv:1604.08838 [hep-ph].

Scalar field dark matter and the Higgs field, O. Bertolami, C. Cosme, J. G. Rosa, Phys. Lett. B759, 1-8 (2016), e-Print:arXiv:1603.06242 [hep-ph].

Knotty inflation and the dimensionality of spacetime, Arjun Berera, Roman V. Buniy, Thomas W. Kephart, Heinrich Pas, João G. Rosa, e-Print: arXiv:1508:01458 [hep-ph].

Inflaton dark matter from incomplete decay, M. Bastero-Gil, R. Cerezo and J. G. Rosa, Phys. Rev. D93, 103531 (2016), arXiv:1501.05539 [hep-ph].

The fluctuation-dissipation dynamics of cosmological scalar fields, S. Bartrum, A. Berera, J. G. Rosa, Phys. Rev. D91 (2015) 083540, arXiv:1412.5489 [hep-ph].

Delaying the waterfall transition in warm hybrid inflation, Mar Bastero-Gil, Arjun Berera, Thomas P. Metcalf, João G. Rosa, JCAP 03 (2014) 023; e-Print: arXiv:1312.2961.

The importance of being warm (during inflation), Sam Bartrum, Mar Bastero-Gil, Arjun Berera, Rafael Cerezo, Rudnei O. Ramos, João G. Rosa; Phys. Lett. B732 (2014) 116; e-Print: arXiv:1307.5868 [hep-ph].

Parametrized post-Newtonian expansion and FRW scalar perturbations in n-DBI gravity, Flávio S. Coelho, Carlos Herdeiro, Shinji Hirano, Yuki Sato, Phys. Rev. D90 (2014) 064040; e-Print: arXiv:1307.4598 [gr-qc].

Observational implications of mattergenesis during inflation, Mar Bastero-Gil, Arjun Berera, Rudnei O. Ramos, João G. Rosa, JCAP 10 (2014) 053; e-Print: arXiv:1404.4976 [astro-ph.CO].

Warming up for Planck, Sam Bartrum, Arjun Berera, João G. Rosa; JCAP 06, 025 (2013); e-Print:1303.3508 [astro-ph].

Warm Inflection, Rafael Cerezo, João G. Rosa, JHEP 01 (2013) 024; e-Print: arXiv:1210.7975 [hep-ph].

Scale invariance and a gravitational model with non-eternal inflation, Carlos Herdeiro, Shinji Hirano, JCAP 05 (2012) 031; e-Print: arXiv:1109.1468 [hep-th].