芬斯勒几何学对虫洞可穿越性和物理特性的洞察

IF 1.7 4区 物理与天体物理 Q2 PHYSICS, MULTIDISCIPLINARY
M. Manjunath, S. K. Narasimhamurthy, Z. Nekouee, B. R. Yashwanth, Y. K. Mallikarjun
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引用次数: 0

摘要

本研究在芬斯勒几何框架内对可穿越虫洞解进行了全面的研究,提供了一种超越传统黎曼方法的新扩展。通过建立和分析一个修正的引力场方程,我们建立了虫洞稳定性和可穿越性的基本条件。通过结合线性状态方程\(p_r = \gamma \rho\),以及精心选择的形状函数,我们确保遵守基本的几何约束。通过对适当径向距离、有效质量和总引力能的严格检查,我们证明了芬斯勒参数\(\lambda\)在塑造虫洞的物理特性方面起着关键作用。值得注意的是,我们的发现揭示了芬斯勒效应显著地改变了能量条件,为虫洞的存在提供了一个更可行的框架。此外,我们还建立了在特定的\(\lambda\)值下,总引力能仍然有利于穿越,而过度的积累可能会引发黑洞的形成。除了在修正引力理论中推进对芬斯勒虫洞的理解外,这项研究还强调了它们的天体物理学意义,为未来探索高维和各向异性时空模型铺平了道路。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Finsler geometry insights into wormhole traversability and physical properties

The present study provides a comprehensive investigation of traversable wormhole solutions within the framework of Finsler geometry, offering a novel extension beyond conventional Riemannian approaches. By formulating and analyzing a modified gravitational field equation, we establish the fundamental conditions necessary for the stability and traversability of the wormhole. By incorporating a linear equation of state, \(p_r = \gamma \rho\), alongside a meticulously chosen shape function, we ensure adherence to essential geometric constraints. Through rigorous examination of proper radial distance, active mass, and total gravitational energy, we demonstrate that the Finslerian parameter \(\lambda\) plays a critical role in shaping the wormhole’s physical properties. Notably, our findings reveal that Finslerian effects significantly modify the energy conditions, offering a more viable framework for wormhole existence. Furthermore, we establish that for specific values of \(\lambda\), the total gravitational energy remains favorable for traversability, while excessive accumulation may trigger black hole formation. In addition to advancing the understanding of Finslerian wormholes in modified gravity theories, this study also underscores their astrophysical significance, paving the way for future explorations in higher-dimensional and anisotropic space-time models.

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来源期刊
Indian Journal of Physics
Indian Journal of Physics 物理-物理:综合
CiteScore
3.40
自引率
10.00%
发文量
275
审稿时长
3-8 weeks
期刊介绍: Indian Journal of Physics is a monthly research journal in English published by the Indian Association for the Cultivation of Sciences in collaboration with the Indian Physical Society. The journal publishes refereed papers covering current research in Physics in the following category: Astrophysics, Atmospheric and Space physics; Atomic & Molecular Physics; Biophysics; Condensed Matter & Materials Physics; General & Interdisciplinary Physics; Nonlinear dynamics & Complex Systems; Nuclear Physics; Optics and Spectroscopy; Particle Physics; Plasma Physics; Relativity & Cosmology; Statistical Physics.
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