Search Results - "Santos, Joao R.L."
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The consequence of higher-order curvature-based constraints on f(R,Lm) gravity
Published in Annals of physics (01-10-2024)“…In this investigation, we perform an observational statistical analysis in the theory of f(R,Lm) gravity. The proposed theoretical model is based on the Ricci…”
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Embedding procedure and wormhole solutions in f(Q) gravity
Published in Europhysics letters (01-08-2022)“…An intriguing solution that appears in General Relativity (GR) but has not been observed so far is the wormhole. This exotic solution describes a topological…”
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Cosmological models for f ( R , T ) − Λ ( ϕ ) gravity
Published in PHYSICS OF THE DARK UNIVERSE (01-12-2023)Get full text
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Emergence of squeezed coherent states in Kaluza–Klein cosmology
Published in Annals of physics (01-11-2024)“…In this work, we consider a propagating scalar field on Kaluza–Klein-type cosmological background. It is shown that this geometrical description of the…”
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Wormhole solutions in f(Q, T) gravity with a radial dependent B parameter
Published in European physical journal plus (17-06-2023)“…A possible astrophysical object to be found in General Relativity is the wormhole. This special solution describes a topological bridge connecting points in…”
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Cosmological constraints from low redshift 21 cm intensity mapping with machine learning
Published in Monthly notices of the Royal Astronomical Society (23-01-2024)“…ABSTRACT The future 21 cm intensity mapping observations constitute a promising way to trace the matter distribution of the Universe and probe cosmology. Here,…”
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