540 citations · 2.6k across the 79 of their papers we have counts for
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Scalar perturbations on the normal and self-accelerating branch of a DGP brane and
Maribel Hernández-Márquez, Celia Escamilla-Rivera
In this work we constrain the value of for the normal and self-accelerating branch of a DGP brane embedded in a five-dimensional Minkowski space-time. For that purpose we fir…
Phantom scalar field cosmologies constrained by early cosmic measurements
José Antonio Nájera, Celia Escamilla-Rivera
In this work, we explore new constraints on phantom scalar field cosmologies with a scalar field employing early times catalogues related to CMB measurements, along with the local…
Non-fluid like Boltzmann code architecture for early times f(T) cosmologies
Aram Aguilar, Celia Escamilla-Rivera, Jackson Levi Said +1
There have been several works that have studied scalar cosmological perturbations in teleparallel gravity theories to understand early cosmic times dynamics. In this directi…
White Paper and Roadmap for Quantum Gravity Phenomenology in the Multi-Messenger Era
R. Alves Batista, G. Amelino-Camelia, D. Boncioli +101
The unification of quantum mechanics and general relativity has long been elusive. Only recently have empirical predictions of various possible theories of quantum gravity been put…
Fab-Four cosmography to tackle the Hubble tension
Celia Escamilla-Rivera, José María de Albornoz-Caratozzolo, Sebastián Nájera
In the context of the Fab-Four theory of gravity in a Friedmann-Lemaître-Robertson-Walker background, in this work we use the cosmography approach to study a particular self-tuning…
On primordial gravitational waves in Teleparallel Gravity
Geovanny A. Rave-Franco, Celia Escamilla-Rivera
Teleparallel Gravity is a gauge theory where gravity is a manifestation of the torsion of space-time and its success relies on being a possible solution to some problems of General…
Constraints on logarithmic model using gravitational wave standard sirens
José Antonio Nájera, Carlos Aráoz Alvarado, Celia Escamilla-Rivera
In this paper, we study the constraints on the , symmetric teleparallel model using local measurements and gravitational wave mock standard sirens. Usin…
Production of Primordial Gravitational Waves in Teleparallel Gravity
Geovanny A. Rave-Franco, Celia Escamilla-Rivera, Jackson Levi Said
We study the production of primordial gravitational waves in the context of extended teleparallel gravity models and compare them with those of general relativity. Teleparallel gra…
Chameleon perfect scalar field as a geometric correction in gravity
Laura L. Parrilla, Celia Escamilla-Rivera
In this work, we derive the analytical form for a model that describes a perfect scalar field by assuming the existence of a chameleon mechanism. Based on four statement…
Constraints on Cosmology with Pantheon+
Rebecca Briffa, Celia Escamilla-Rivera, Jackson Levi Said +1
cosmology has shown promise in explaining aspects of cosmic evolution. In this work, we analyze constraints on leading models of gravity in the context of the recentl…
Comment on: "Questioning the tension via the look-back time"
Celia Escamilla-Rivera, José Antonio Nájera
Recently, it has been proposed that Hubble tension can be addressed in the CDM model if the lookback time approach is considered on the redshift measured. From this interest…
Cosmological piecewise functions to treat the local Hubble tension
Rodrigo Sandoval-Orozco, Celia Escamilla-Rivera
The current cosmic time evolution of the Universe is described by the General Relativity theory when a cosmological principle is considered under a flat space time landscape. The s…
A New Parameterized Interacting Holographic Dark Energy
Celia Escamilla-Rivera, Aldo Gamboa
We study a cosmological model based on the holographic principle that allows an interaction between dark energy and dark matter with a Hubble infrared cutoff. We adopt an agnostic…
Inhomogeneous solutions in gravity
Sebastián Nájera, Aram Aguilar, Geovanny A. Rave-Franco +2
In this paper we explore the possibility to find exact solutions for Teleparallel Gravity (TG) of the type of spherically symmetric Lema\^ıtre-Tolman-Bondi (LTB) dust models. We ap…
Modified Yang-Lee theory for nonlocal gravitational potential and their phase transition
Carlos Aráoz Alvarado, Celia Escamilla-Rivera
In this paper, we describe the extension to study the thermodynamics of the structure formation in the large scale Universe in the nonlocal gravity formalism using standard statist…
cosmography for high redshifts
Celia Escamilla-Rivera, Geovanny A. Rave-Franco, Jackson Levi Said
In light of the statistical performance of cosmological observations, in this work we present the cosmography in gravity. In this scenario we found a cosmological viable s…
Constraining cosmological extra dimensions with gravitational wave standard sirens: from theory to current and future multi-messenger observations
Maxence Corman, Abhirup Ghosh, Celia Escamilla-Rivera +3
The propagation of gravitational waves (GWs) at cosmological distances offers a new way to test the gravitational interaction at the largest scales. Many modified theories of gravi…
The first non-static inhomogeneous exact solution in gravity
Sebastián Nájera, Aram Aguilar, Celia Escamilla-Rivera +1
We examine in this paper the possibility of finding exact solutions for Teleparallel Gravity (TG) of the type of spherically symmetric Lema\^ıtre-Tolman-Bondi (LTB) dust models. We…
Teleparallel Gravity: From Theory to Cosmology
Sebastian Bahamonde, Konstantinos F. Dialektopoulos, Celia Escamilla-Rivera +7
Teleparallel gravity has significantly increased in popularity in recent decades, bringing attention to Einstein's other theory of gravity. In this Review, we relate this form of g…
On Negative Mass Cosmology in General Relativity
Sebastián Nájera, Aldo Gamboa, Alejandro Aguilar-Nieto +1
In this Letter we present strong arguments in favour of thoroughly revising the negative mass cosmology (NMC), which has been proposed as a simple alternative explanation of dark e…
Dynamical dark energy models in the light of Gravitational-Wave Transient Catalogues
Celia Escamilla-Rivera, Antonio Nájera
The study of current gravitational waves (GW) catalogues provide an interesting model independent way to understand further the nature of dark energy. In this work, we present an u…
Dynamical complexity of the Teleparallel gravity cosmology
Geovanny A. Rave-Franco, Celia Escamilla-Rivera, Jackson Levi Said
The exploration of teleparallel gravity has been done from a dynamical systems point of view in order to be tested against the cosmological evolution currently observed. So far, th…
Late-time and Big Bang nucleosynthesis constraints for generic modify gravity surveys
N. M. Jiménez Cruz, Celia Escamilla-Rivera
In this work, a new generic parameterisation for theories is presented. Our proposal for a new equation of state can reproduce an -like evolution that describes late a…
Precision Cosmology in Modified and Extended Theories of Gravity: an insightful test
Celia Escamilla-Rivera
In this work we present a brief discussion about modified and extended cosmological models using current observational tests. We show that according to these astrophysical samples…