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Cosmological constraints on $$\Lambda (t)$$ Λ ( t ) CDM models

Abstract Problems with the concordance cosmology $$\Lambda $$ Λ CDM as the cosmological constant problem, coincidence problems and Hubble tension has led to many proposed alternatives, as the $$\Lambda (t)$$ Λ ( t ) CDM, where the now called $$\Lambda $$ Λ cosmological term is allowed to vary due to...

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Autori principali: H. A. P. Macedo, L. S. Brito, J. F. Jesus, M. E. S. Alves
Natura: Artigo
Lingua:Inglês
Pubblicazione: SpringerOpen 2023-12-01
Serie:European Physical Journal C: Particles and Fields
Accesso online:https://doi.org/10.1140/epjc/s10052-023-12321-0
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