Cosmology models with Ω_M-dependent cosmological constant

Abstract

We investigate the evolution of the scale factor in a cosmological model in which the cosmological constant is given by the scalar arisen by the contraction of the stress-energy tensor.

10 pages

References in corpus (3)

• The Cosmic Triangle: Revealing the State of the Universe
• Phenomenology of a realistic accelerating universe using only Planck-scale physics
• A tracker solution to the cold dark matter cosmic coincidence problem

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• $4$-index theory of gravity and its relation with the violation of the energy-momentum conservation law
• Flat Cosmology with Coupled Matter and Dark Energies
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• Non-minimal coupling inspires the Dirac cosmological model