Lorentzian vacuum transitions in Hořava–Lifshitz gravity

H García-Compeán, D Mata-Pacheco - Universe, 2022 - mdpi.com
The vacuum transition probabilities for a Friedmann–Lemaître–Robertson–Walker universe
with positive curvature in Hořava–Lifshitz gravity in the presence of a scalar field potential in …

DeWitt wave function in Hořava-Lifshitz cosmology with tensor perturbation

P Martens, H Matsui… - Journal of Cosmology and …, 2022 - iopscience.iop.org
We present a well-tempered DeWitt wave function, which vanishes at the classical big-bang
singularity, in Hořava-Lifshitz (HL) cosmology with tensor perturbation, both analytically and …

The branch‐cut cosmology: A topological canonical quantum‐mechanics approach

PO Hess, CA Zen Vasconcellos… - Astronomische …, 2023 - Wiley Online Library
In this contribution, we sketch a branch‐cut quantum formulation of the Wheeler‐DeWitt
equation analytically continued to the complex plane. As a starting point, we base our …

A phase space description of the FLRW quantum cosmology in Hořava–Lifshitz type gravity

R Cordero, H García-Compeán… - General Relativity and …, 2019 - Springer
Quantum cosmology of the Friedmann–Lemaître–Robertson–Walker model with
cosmological constant in the Hořava–Lifshitz type gravity is studied in the phase space by …

Resolution of Cosmological Singularity in Hořava–Lifshitz Cosmology

E Czuchry - Universe, 2023 - mdpi.com
The standard ΛCDM model, despite its agreement with observational data, still has some
issues unaddressed, such as the problem of initial singularity. Solving that problem usually …

[HTML][HTML] Generalized uncertainty principle effects in the Hořava-Lifshitz quantum theory of gravity

H Garcia-Compean, D Mata-Pacheco - Nuclear Physics B, 2022 - Elsevier
Abstract The Wheeler-DeWitt equation for a Kantowski-Sachs metric in Hořava-Lifshitz
gravity with a set of coordinates in minisuperspace that obey a generalized uncertainty …

Hořava‐Lifshitz Scalar Field Cosmology: Classical and Quantum Viewpoints

F Tavakoli, B Vakili, H Ardehali - Advances in High Energy …, 2021 - Wiley Online Library
In this paper, we study a projectable Hořava‐Lifshitz cosmology without the detailed balance
condition minimally coupled to a nonlinear self‐coupling scalar field. In the minisuperspace …

Energy flow of in Hořava-Lifshitz cosmology

E Czuchry, NA Nilsson - Physical Review D, 2024 - APS
Hořava-Lifshitz gravity has been proposed as a renormalizable and ghost-free quantum
gravity model candidate with an anisotropic UV-scaling between space and time. We …

Primordial dust universe in the Hořava–Lifshitz theory

A Oliveira Castro Júnior, G Oliveira-Neto… - … Physics Letters A, 2024 - World Scientific
In this paper, we apply quantum cosmology to investigate the early moments of a Friedmann–
Lemaître–Robertson–Walker (FLRW) cosmological model, using Hořava–Lifshitz (HL) as …

Hořava–Lifshitz cosmological models with noncommutative phase space variables

EMC Abreu, ACR Mendes, G Oliveira-Neto… - General Relativity and …, 2019 - Springer
In this work, we will analyze a noncommutative (NC) phase space version of the Friedmann–
Robert–Walker cosmological models within the gravitational Hořava–Lifshitz theory. The …