A Topological Investigation of the Cosmic Web Formation

N-body simulations of the evolution of the large-scale structure of the universe (the Cosmic Web) were run while altering attractive gravity laws and initial conditions, in order to infer which properties of the universe are revealed by its current large-scale topology. The Cosmic Web was found to develop regardless of the gravitational alteration made. Significantly altering the initial conditions from Gaussian distribution ones was found to eliminate the Cosmic Web. Thus, we require small random perturbations in otherwise uniform initial conditions in the early universe, under an attractive gravitational force, for the Cosmic Web to develop.

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Publication Details

Journal
Edinburgh student journal of science.
Published
2024-10-24
DOI
https://doi.org/10.2218/esjs.9988
Primary Topic
Cosmology and Gravitation Theories
Type
article
Field-Weighted Citation Impact
0.00
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article

A Topological Investigation of the Cosmic Web Formation

Marcos Pellejero-Ibáñez, Eva Staikou
Edinburgh student journal of science.
Cosmology and Gravitation Theories
article

A Topological Investigation of the Cosmic Web Formation

Marcos Pellejero-Ibáñez, Eva Staikou
article en

Abstract

N-body simulations of the evolution of the large-scale structure of the universe (the Cosmic Web) were run while altering attractive gravity laws and initial conditions, in order to infer which properties of the universe are revealed by its current large-scale topology. The Cosmic Web was found to develop regardless of the gravitational alteration made. Significantly altering the initial conditions from Gaussian distribution ones was found to eliminate the Cosmic Web. Thus, we require small random perturbations in otherwise uniform initial conditions in the early universe, under an attractive gravitational force, for the Cosmic Web to develop.

Edinburgh student journal of science.Vol. 1(2)
University of Glasgow (GB), University of Edinburgh (GB)
Openalex Percentile: Top 86%
Cosmology and Gravitation Theories
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