Finslerian extension of an anisotropic strange star in the domain of modified gravity
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| Main Authors: | , , , |
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| Format: | Preprint |
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2024
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| _version_ | 1866912224809844736 |
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| author | Chowdhury, Sourav Roy Deb, Debabrata Rahaman, Farook Ray, Saibal |
| author_facet | Chowdhury, Sourav Roy Deb, Debabrata Rahaman, Farook Ray, Saibal |
| contents | In this article, we apply the Finsler spacetime to develop the Einstein field equations in the extension of modified geometry. Following Finsler geometry, which is focused on the tangent bundle with a scalar function, a scalar equation should be the field equation that defines this structure. This spacetime maintains the required causality properties on the generalized Lorentzian metric manifold. The matter field is coupled with the Finsler geometry to produce the complete action. In this work, we use modified gravity to develop the Einstein field equations from the variational principle. Developed Einstein field equations are employed on the strange stellar system to improve the study. The interior of the system is made of a strange quark, maintained by the MIT Bag equation of state. In addition, the modified Tolman-Oppenheimer-Volkov (TOV) equation is formulated. In particular, the anisotropic stress attains the maximum at the surface. The mass-central density variation justifies the stability of the system. |
| format | Preprint |
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arxiv_https___arxiv_org_abs_2404_11723 |
| institution | arXiv |
| publishDate | 2024 |
| record_format | arxiv |
| spellingShingle | Finslerian extension of an anisotropic strange star in the domain of modified gravity Chowdhury, Sourav Roy Deb, Debabrata Rahaman, Farook Ray, Saibal General Relativity and Quantum Cosmology In this article, we apply the Finsler spacetime to develop the Einstein field equations in the extension of modified geometry. Following Finsler geometry, which is focused on the tangent bundle with a scalar function, a scalar equation should be the field equation that defines this structure. This spacetime maintains the required causality properties on the generalized Lorentzian metric manifold. The matter field is coupled with the Finsler geometry to produce the complete action. In this work, we use modified gravity to develop the Einstein field equations from the variational principle. Developed Einstein field equations are employed on the strange stellar system to improve the study. The interior of the system is made of a strange quark, maintained by the MIT Bag equation of state. In addition, the modified Tolman-Oppenheimer-Volkov (TOV) equation is formulated. In particular, the anisotropic stress attains the maximum at the surface. The mass-central density variation justifies the stability of the system. |
| title | Finslerian extension of an anisotropic strange star in the domain of modified gravity |
| topic | General Relativity and Quantum Cosmology |
| url | https://arxiv.org/abs/2404.11723 |