Cosmological phase-space analysis of $f(G)$-theories of gravity

Authors: Papagiannopoulos, Giannis, Luongo, Orlando, Leon, Genly, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2503.01620

Noether Symmetries in $f(Q)-$Cosmology

Authors: Dialektopoulos, Konstantinos F., Leon, Genly, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2502.01202

Avoiding Big Rip Singularities in Phantom Scalar Field theory with Gauss-Bonnet term

Authors: Papagiannopoulos, Giannis, Leon, Genly, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Phenomenology, Mathematical Physics

Access URL: http://arxiv.org/abs/2501.18392

Cosmological Interactions with Phantom Scalar Field: Revisiting Background Phase-Space Analysis with Compactified Variables

Authors: Leon, Genly, Shankar, Daya, Halder, Amlan, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - Cosmology and Nongalactic Astrophysics, High Energy Physics - Phenomenology

Access URL: http://arxiv.org/abs/2501.09177

Revise the Dark Matter-Phantom Scalar Field Interaction

Authors: Paliathanasis, Andronikos, Halder, Amlan, Leon, Genly

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - Cosmology and Nongalactic Astrophysics, High Energy Physics - Phenomenology

Access URL: http://arxiv.org/abs/2412.06501

Fractional Einstein-Gauss-Bonnet scalar field cosmology

Authors: Micolta-Riascos, Bayron, Millano, Alfredo D., Leon, Genly, Droguett, Byron, González, Esteban, Magaña, Juan

Source: Fractal Fract. 2024, 8(11), 626

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, General Relativity and Quantum Cosmology, High Energy Physics - Theory

Access URL: http://arxiv.org/abs/2410.00342

Bianchi I spacetimes in $f\left(Q\right)$-gravity

Authors: Paliathanasis, Andronikos, Leon, Genly

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2406.04563

Dynamics of a higher-dimension Einstein-Scalar-Gauss-Bonnet cosmology

Authors: Millano, Alfredo D., Michea, Claudio, Leon, Genly, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2405.09732

Conformal and Non-Minimal Couplings in Fractional Cosmology

Authors: Marroquín, Kevin, Leon, Genly, Millano, Alfredo D., Michea, Claudio, Paliathanasis, Andronikos

Source: Fractal Fract. 2024, 8(5), 253

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2402.13850

Addressing the Hubble tension in Yukawa cosmology?

Authors: Jusufi, Kimet, González, Esteban, Leon, Genly

Source: Physics of the Dark Universe, 2024, 101584, ISSN 2212-6864

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, General Relativity and Quantum Cosmology

Access URL: http://arxiv.org/abs/2402.02512

Charged Black Holes with Yukawa Potential

Authors: Filho, A. A. Araújo, Jusufi, Kimet, Cuadros-Melgar, B., Leon, Genly, Jawad, Abdul, Pellicer, C. E.

Source: Physics of the Dark Universe 46, 101711 (2024)

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory

Access URL: http://arxiv.org/abs/2401.15211

Mapping Solutions in Nonmetricity Gravity: Investigating Cosmological Dynamics in Conformal Equivalent Theories

Authors: Dimakis, Nikolaos, Duffy, Kevin, Giacomini, Alex, Kamenshchik, Alexander Yu., Leon, Genly, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory

Access URL: http://arxiv.org/abs/2312.11208

Dark matter signatures of black holes with Yukawa potential

Authors: Filho, A. A. Araújo, Jusufi, Kimet, Cuadros-Melgar, B., Leon, Genly

Source: Physics of the Dark Universe 44 (2024) 101500

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - High Energy Astrophysical Phenomena, High Energy Physics - Phenomenology, High Energy Physics - Theory

Access URL: http://arxiv.org/abs/2310.17081

Averaging generalized scalar field cosmologies IV: locally rotationally symmetric Bianchi V model

Authors: Millano, Alfredo D., Leon, Genly

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - Cosmology and Nongalactic Astrophysics, Mathematical Physics

Access URL: http://arxiv.org/abs/2310.02741

Global dynamics of two models for Quintom Friedman-Lema\^itre-Robertson-Walker Universes

Authors: Leon, Genly, Coley, Alan, Paliathanasis, Andronikos, Tot, Jonathan, Yildirim, Balkar

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2308.02470

Dynamical system analysis in multiscalar-torsion cosmology

Authors: Leon, Genly, Paliathanasis, Andronikos, Millano, Alfredo D.

Source: Physics of the Dark Universe, Volume 44, 2024, 101459

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2307.01911

Observational constraints on Yukawa cosmology and connection with black hole shadows

Authors: González, Esteban, Jusufi, Kimet, Leon, Genly, Saridakis, Emmanuel N.

Source: Physics of the Dark Universe 42 (2023) 101304

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, General Relativity and Quantum Cosmology, High Energy Physics - Theory

Access URL: http://arxiv.org/abs/2305.14305

Cosmology under the fractional calculus approach: a possible $H_0$ tension resolution?

Authors: Leon, Genly, García-Aspeitia, Miguel A., Fernandez-Anaya, Guillermo, Hernández-Almada, Alberto, Magaña, Juan, González, Esteban

Subject Terms: General Relativity and Quantum Cosmology, Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2304.14465

Dark Universe Phenomenology from Yukawa Potential?

Authors: Jusufi, Kimet, Leon, Genly, Millano, Alfredo D.

Source: Phys. Dark Univ. 42 (2023), 101318

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Phenomenology, High Energy Physics - Theory

Access URL: http://arxiv.org/abs/2304.11492

Global dynamics in Einstein-Gauss-Bonnet scalar field cosmology with matter

Authors: Millano, Alfredo D., Leon, Genly, Paliathanasis, Andronikos

Subject Terms: General Relativity and Quantum Cosmology, High Energy Physics - Theory, Mathematical Physics

Access URL: http://arxiv.org/abs/2304.08659