Shadow images of Kerr-like wormholes

M Amir, K Jusufi, A Banerjee… - Classical and Quantum …, 2019 - iopscience.iop.org
Investigations of shadows of astrophysical entities constitute a major source of insight into
the evolution of compact objects. Such effects depend on the nature of the compact object …

Wormholes in fractional action cosmology

RA El-Nabulsi - Canadian Journal of Physics, 2017 - cdnsciencepub.com
In this work we study wormholes solutions based on fractional action cosmology. We discuss
cosmic dynamics of the universe in the presence of wormhole and wormhole wave function …

Euclidean Wormhole with -essence field in the presence of Gauss–Bonnet term

MK Dutta, G Biswas, B Modak - Modern Physics Letters A, 2023 - World Scientific
In this paper, we present some analytical solutions of wormhole in four-dimensional
Robertson–Walker Euclidean background considering Einstein–Gauss–Bonnet dilaton …

Euclidean quantum wormholes

F Rahaman, BS Choudhury, A Islam - The European Physical Journal C, 2024 - Springer
We study wormhole as the solution of the Wheeler–DeWitt (WdW) equation satisfying
Hawking–Page wormhole boundary conditions in Friedmann–Robertson–Walker (FRW) …

Wormhole inducing inflation in Kaluza–Klein cosmology

G Biswas, K Sarkar, B Modak - Modern Physics Letters A, 2021 - World Scientific
We present wormhole as a solution of Euclidean field equations as well as the solution of
Wheeler–DeWitt equation in (4+ 1)-dimensional Kaluza–Klein cosmology minimally coupled …

Wormhole in the modified theory of gravity in Kaluza–Klein cosmology

K Sarkar, G Biswas, B Modak - General Relativity and Gravitation, 2018 - Springer
Noether symmetry in the modified theory of gravity with F (R) F (R)-term in the action in the
background of 5-dimensional Kaluza–Klein cosmology yields F (R) ∝ R^ n F (R)∝ R n for …

Euclidean wormholes in Hořava-Lifshitz gravity

H García-Compeán, A Vázquez - Physical Review D, 2020 - APS
Euclidean wormholes first appeared in the Euclidean path integral approach to quantum
gravity. In a more general way, Hawking and Page interpreted such configurations as …

Wormhole inducing inflation with Einstein–Gauss–Bonnet dilaton interaction

G Biswas, MK Dutta, B Modak - Modern Physics Letters A, 2022 - World Scientific
A few Euclidean wormhole configurations are presented using both the analytic and
numerical solutions of the field equations in four-dimensional Robertson–Walker Euclidean …

Wormhole in 5D Kaluza–Klein cosmology

G Biswas, B Modak - Modern Physics Letters A, 2017 - World Scientific
We present wormhole as a solution of Euclidean field equations as well as the solution of
the Wheeler–deWitt (WD) equation satisfying Hawking–Page wormhole boundary …

Cosmological lorentzian wormholes via noether symmetry approach

AK Sanyal, R Mandal - arXiv preprint arXiv:1810.06164, 2018 - arxiv.org
Noether symmetry has been invoked to explore the forms of a couple of coupling parameters
and the potential appearing in a general scalar-tensor theory of gravity in the background of …