Perfect fluid spacetimes and Yamabe solitons
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DOI: 10.1063/5.0033967
Abstract: This paper deals with the study of perfect fluid spacetimes. It is proven that a perfect fluid spacetime is Ricci recurrent if and only if the velocity vector field of perfect fluid spacetime is parallel… read more here.
Keywords: fluid; perfect fluid; yamabe solitons; vector field ... See more keywords
Geometrical Structure in a Relativistic Thermodynamical Fluid Spacetime
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DOI: 10.3390/axioms12020138
Abstract: The goal of the present research paper is to study how a spacetime manifold evolves when thermal flux, thermal energy density and thermal stress are involved; such spacetime is called a thermodynamical fluid spacetime (TFS).… read more here.
Keywords: fluid spacetime; structure relativistic; tfs; thermodynamical fluid ... See more keywords