The challenge of relativistic cosmology to describe the universe

The search for a theory capable to describe the origin, the evolution and the structure of the universe is a long-standing issue. Recently, ...

THE CHALLENGE OF RELATIVISTIC COSMOLOGY TO DESCRIBE ...

The search for a theory capable of describing the origin, the evolution and the structure of the universe is a long-standing issue in astrophysics.

Cosmology, Theories

During the expansion history of the universe the gravitational force amplifies these overdense regions at the expense of the underdense ones. The question that ...

Relativistic Cosmology - an overview | ScienceDirect Topics

Relativistic cosmology refers to the study of the universe on a large scale using Einstein's gravitational equations, focusing on the nonstationary nature ...

The Cosmological Constant Problem - Theory Girls

Initially, Albert Einstein was staunchly on the side of those who posited the universe to be an unchanging, eternal entity. In 1915, Einstein wrote down his ...

On the Evolution of Universe using Relativistic Cosmology

Using this idea, distribution of matter and antimatter in the universe, observed accelerating expansion of universe, cosmic inflation, and large ...

General Relativity and Cosmology: Unsolved Questions and Future ...

... universe, under certain assumptions, to obtain a relativistic cosmological description. If the content of the universe is known, then the ...

The quest for the size of the universe in early relativistic cosmology ...

Abstract:Before the discovery of the expanding universe, one of the challenges faced in early relativistic cosmology was the determination ...

The quest for the size of the universe in early relativistic cosmology ...

Before the discovery of the expanding universe, one of the challenges faced in early relativistic cosmology was the determination of the ...

Cosmology, A Brief Review - NASA ADS

Steady-state cosmology. The astrophysical objection to the evolutionary cosmological models was that they placed the origin of the universe as we know it in an ...

A Relativistic View of a Clumpy Universe - Physics Magazine

The evolution of the Universe is described by Einstein's equations of general relativity. These equations are very hard to solve, so ...

Cosmological constant - Wikipedia

Since the 1990s, studies have shown that, assuming the cosmological principle, around 68% of the mass–energy density of the universe can be attributed to dark ...

Relativistic Cosmology - University of Pittsburgh

The arrival of Einstein's general theory of relativity marked a rebirth of interest and work in cosmology, the study of the universe on the largest scale.

A new generation takes on the cosmological constant - Physics World

This desire to preserve the stability of the universe led Einstein to make an addition to GR's equations. Later, he would infamously describe ...

Relativistic cosmology | Cosmology, relativity and gravitation

Anisotropic and inhomogeneous models are described in Part IV, and Part V reviews deeper issues, such as quantum cosmology, the start of the universe and the ...

ON THE FOUNDATIONS OF RELATIVISTIC COSMOLOGY - PNAS

dimensional physical space at time t. Having described the actual universe in terms of these coordinates and having obtained thereby a natural and ...

saying that the universe is 13.8 billion years old is a relativistic ...

Remember the FLRW equation giving a cosmic time is only exactly valid in a completely smooth Universe! And when we talk about the age of the ...

Matteo Realdi & Giulio Peruzzi, The quest for the size of the universe ...

Before the discovery of the expanding universe, one of the challenges faced in early relativistic cosmology was the determination of the finite and constant ...

An Introduction to Relativistic Cosmology: A Simple Relativity Theory ...

Physics. 2014. The dichotomous cosmology is an alternative to the expanding Universe theory, and consists of a static matter Universe, where cosmological ...

Basic principles and principles of cosmology - AstroNuclPhysics

However, cosmology seeks to extrapolate the laws of physics to the entire universe at any time in the past and future, and to explain its global structure and ...